POSTER SESSION SCHEDULE Posters Sessions with authors in attendance. All Poster Sessions run from 14:15 to 15:30 MONDAY 10TH SEPTEMBER 2001 MONDAY 10.9.01 SESSION TITLE POSTER NUMBER Poster Session # 1(a) Shellfish pathology and immunology Posters P-197 to P-207 Poster Session # 4(a) Diseases of warm water fish Posters P-011 to P-021 Poster Session # 6(a) Diseases of cold water fin fish Posters P-033 to P-068 Poster Session # 12(a) Environmental influences on fish health Posters P-272 to P-281 TUESDAY 11TH SEPTEMBER 2001 TUESDAY 11.9.01 SESSION TITLE POSTER NUMBER Poster Session # 4(b) Diseases of warm water fish Posters P-022 to P-032 Poster Session # 6(b) Diseases of cold water fin fish Posters P-069 to P-105 Poster Session # 9(a) Immunology and immunogenetics of fish Posters P-119 to P-137 Poster Session # 11 Deformities and developmental abnormalities Posters P-194 to P-196 Poster Session # 12(b) Environmental influences on fish health Posters P-282 to P-292 WEDNESDAY 12TH SEPTEMBER 2001 WEDNESDAY 12.9.01 SESSION TITLE POSTER NUMBER Poster Session # 3(a) Pathology of disease in fish Posters P-219 to P-236 Poster Session # 7 Diseases of flat fish Posters P-106 to P-118 Poster Session # 8 Interactions between wild and cultured fish species Posters P-263 to P-271 Poster Session # 9(b) Immunology and immunogenetics of fish Posters P-138 to P-156 Poster Session # 10(a) Prophylaxis and therapy to control infectious fish diseases Posters P-157 to P-174 THURSDAY 13TH SEPTEMBER 2001 THURSDAY 13.9.01 SESSION TITLE POSTER NUMBER Poster Session # 1(b) Shellfish pathology and immunology Posters P-208 to P-218 Poster Session # 2 Diseases of crustaceans Posters P-001 to P-010 Poster Session # 3(b) Interactions between wild and cultured fish species Posters P-237 to P-254 Poster Session # 5 Diseases of ornamental fish Posters P-255 to P-262 Poster Session # 10(b) Prophylaxis and therapy to control infectious diseases Posters P-175 to P-193 POSTER ABSTRACTS AND RUNNING NUMBERS THEME #2: Crustacean diseases UPPER CONCOURSE P-001 Selection to increase resistance to white spot syndrome virus (WSSV) in Litopeaneus vannamei; an approach to disease control Gitterle, T., Rye, M., Suarez, J.A. and Salte, R. P-002 Bacteria isolated from diseased octopus (Octopus vulgaris) captured in the sea Armada, S.P., Farto, R., Fuentes, L., Montes, M., Pardo, J., Guisande, J.A., Pérez, M.J. and Nieto, T.P. P-003 Pathologies of snow crab, Chionoecetes opilio (Fabricius, 1788) in the Northern Pacific Ocean alonG the coast of Sakhalin Island (Russia) Stexova, V.V., Vyalova, G.P. and Shkurina, Z.K. P-004 The effect of cooking and refrigeration on survival of Aphanomyces astaci in culture and in crayfish product: Data for impact risk assessment Page, D. and Alderman, D.J. P-005 Effect of low doses of ionising radiation on primary cultures of the Dublin Bay prawn Nephrops norvegicus Lyng, F.M., Mothersill, C., Lyons Alcantara, M., Seymour, C., Mulford, A., Austin, B. and Cottell, D.C. P-006 Reduction of population of signal crayfish, Pacifastacus leniusculus, associated with blooming of blue-green algae in a lake in Sweden Oidtmann, B., Edsman, L. and Hoffmann, R. P-007 Comparative study on the effects of selected infectious agents and immunostimulants on defence mechanisms of noble crayfish (Astacus astacus) and signal crayfish (Pacifastacus leniusculus) Sukrakanchana, N., Oidtmann, B. and Hoffmann, R.W. P-008 Experimental susceptibility of different life-stages of freshwater prawn, Macrobrachium rosenbergii to white spot syndrome virus Kiran, R.B.P., Rajendran, K.V., Jung, S.J. and Oh, M.J. P-009 Structural protein and western blot analysis of two isolates of white spot syndrome virus (WSSV) Rajendran, K.V., Jung, S.J. and Oh, M.J. P-010 Responses of giant freshwater prawn (Macrobrachium rosenbergii) to challenge by Enterococcus-like bacteria culture in different conditions Sung, H.-H., Sun, C.-Y. and Huang, Y.-T. THEME #4: Diseases of warm water fish UPPER CONCOURSE P-011 Infection of cyprinid fishes with metacercariae in the Curonian Lagoon (the South-East part of the Baltic Sea) Shukhgalter, O.A. and Yeliseyev, A.A. P-012 Detection and characterization of a new Mycobacterium species in wild striped bass for the Chesapeake Bay Baya, A., Elankumaran, S., Ahmed, R., Offutt, T., Huang, J., Jacobs, J., Coakley, B., Weedon, C., Pieper, L., Roscher, K., Driscoll, C., Poukish, C. and Heckert, R. P-013 Purification and partial characterization of excretory-secretory antigens of Trypanosoma danilewskyi Plouffe, D.A., Bienek, D.R., Wiegertjes, G. and Belosevic, M. P-014 Development, characterisation and application of monoclonal antibodies against Groper Nervous Necrosis Virus (GNNV) Chi, S.C., Shieh, J.R., Shieh, Y.L. and Chang, J.K. P-015 Determination of the complete nucleotide sequences of RNA1 and RNA2 from Greasy grouper Nervous necrosis virus and the detection of the virus infection using recombinant coat protein-based ELISA, monoclonal antibody and RT-PCR Kwang, J., Tan, C., Huang, B., Muday, B., Mathew, J.A., Chang, S.F., Ngoh, G.H. and Chen, S.C. P-016 Structure analysis of transferable R plasmids from the fish pathogen Pasteurella piscicida Maki, T, Hirono, I. and Aoki, T. P-017 Cymothoid isopod parasitism: an emerging disease of Mediterranean mariculture Horton, T. and Okamura, B. P-016 Bream (Abramis brama L.) microflora composition in the Vistula and Curonian Lagoons (the Baltic Sea) Rodjuk, G., Avdeeva, E., Chukalova, N., Kotlyarchuk, M. and Bugakova, V. P-019 Detection and characterisation of spring viraemia of carp virus isolates using PCR technique Oreshkova, S.F., Shchelkonov, I.S., Nikolenko, G.N., Tikunova, N.V., Shchelkunova, T.I., Jerakovskaya, E.V. and Ilyichev, A.A. P-020 The use of Spot-Synthesis technique to investigate Nodavirus RNA2 protein sites recognised by serum from nodavirus challenged sea bass (Dicentrarchus labrax) Coeurdacier, J.L. P-021 Novel viruses isolated from Cyprinidae Fichtner, D., Granzow, H., Weiland, F., Schütze, H., Mundt, E., Dresenkamp, B, Marin, P., Mock, D., Schäfer, J.W. and Mettenleiter, T.C. P-022 Phenotypic characterization of Spanish isolates of Pseudomonas anguilliseptica causing winter diseases in sea bream Romalde, J.L., López-Romalde, S., Magariños, B., Núñez, A. and Toranzo, A. P-023 Lactococcus garvieae infection in European eels in Spain García, J.A., Vela, A.I. Doménech, A., Gibello, A., Blanco, M., Moreno, M.A., Fernández-Garayzábal, J.F. and Doníguez, L. P-024 Nematode parasites of some freshwater fish in Zimbabwe Dube, B.N. and Moyo, N.A.G. P-025 Parasitic infections of sea bass (Dicentrarchus labrax L.) and sea bream (Sparus aurata L.) and their potential importance to Greek mariculture Tziortziou, A. and Pike, A.W. P-026 Histological survey of the Saprolegnia spp. Complete cycle in Pagrus pagrus La Cavera, E., D'Ancona-Lunetta, G., Di Marco, V., Accardo-Palumbo, M.T. and Amico, I. P-027 Viruses isolated from European eel, Anguilla anguilla L., in the Netherlands, from 1986-2001 Haenen, O.L.M., van Tulden, P.W., Dijkstra, S.G., Davidse, A. and van Niewstadt, A.P. P-028 Phenotypic and genomic studies of fish-pathogenic Chryseobacterium strains Bernardet, J.-F.., Bizet, C., Grisez, L., Segers,. P. and Vancanneyt, M. P-029 Comparison of RSIV-like virus infecting marine cultured fishes in Korea Oh, M.-J., Jung, S.-J., Choi, T.-J., Kim, Y.-J. and Rajendran, K.V. P-030 Parasitic infection of two species of goby, Pontatoschistus microps and Pomatoschistus minutus (Osteichthyes:Gobiidae) Malek, M. P-031 Effect of bacterial biofilm in nursery on growth, survival and resistance to Aeromonas hydrophila of common carp, Cyprinus carpo Shankar, K.M., Joice, A. and Mohan, C.V. P-032 Efficacy of active immunization in Persian sturgeon (Acipenser persicus) against Aeromonas hydrophila Soltani, M., Kalbassi, M.R., Adams, A., Pourbakhsh, S.A. and Rezvani, S. THEME #6: Diseases of cold water fin fish UPPER CONCOURSE P-033 Culture media for optimal isolation of Moritella viscosa from Atlantic salmon (Salmo salar) with winter ulcer Heidarsdóttir, K.J. and Benediktsdóttir, E. P-034 On the express method of diagnosing Vibrio salmonicida in salmon Bezgachina, T.V. and Shumilov, K.V. P-035 Isolation of a Vibrio spp. from diseased Atlantic salmon, Salmo salar Bruno, D.W., Birrell, J. and Barnes, A.C. P-036 Tumor-like lesions of cultured white fish, Stenodus leucichthys leucichthys caused by the fungus Exophiala sp. Voronin, V.N. and Hoteva, G.M. P-037 Molecular biological studies of salmon lice (Leteophtheirus salmonis) Tjensvoll, K., Hodneland, K. and Nylund, A. P-038 Amplification and sequence analysis of a part of the gene encoding glycoprotein G of the spring viraemia of carp virus (SVC) Koutna, M., Psikal, I., Vesely, T. and Hulová, J. P-039 Evaluation of non-lethal tissue samples for the detection of Myxobolus cerebralis by PCR MacConnell, E., Quinn, M., Hedrick, R.P. and Ryce, E. P-040 Retrovirus associated lymphoma in pike (Esoa lucius L.) in Irleand Jearranaiprepame, P., Callanan, S.J., Cottell, D.C. and Mulcahy, M.F. P-041 Susceptibility of spotted wolffish to viral infections Amundsen, M., Mennen, S., Rasmussen, E. and Sommer, A.-I. P-042 Epibionts and endobionts associated with the sea louse Lepeophtheirus salmonis (Krøyer 1837) Freeman, M.A. and Sommerville, C.O. P-043 Infectious haematopoietic necrosis (IHN): the first confirmed finding in Russia Shchelkunov, I.S., Shchelkunova, T.I., Kupinskaya, O.A., Didenko, L.V., Bykovsky, A.F. and Olesen, N.J. P-044 Identification and characterization of a piscine neuropathy nodavirus from juvenile Atlantic cod (Gadus morhua) Johnson, S.C., Groman, D.B., Cusack, R.R., Sperker, S.A., Leggiadro, C.T., Ritchie, R. and Cook, M.D. P-045 The most prevalent diseases of rainbow trout (Oncorhynchus Mykiss) at Croatian farms Zrncic, S., Oraic, D. and Sostaric, B. P-046 Development of a laboratory diet for the invertebrate host of Tetracapsula bryosalmonae Morris, D.J. and Morris, D.C. P-047 To a question on presence of the natural hotbed of cryptobiosis in Caspian brown trout (Salmo trutta caspius Kessler) Golovin, P.P. and Golovina, N.A. P-048 The response of Atlantic cod (Gadus morhua L.) to experimental infection with Aeromonas salmonicida sbsp. achromogenes Magnadóttir, B., Bambir, S., Helgason, S. and Gudmundsdóttir, B.K. P-049 Detection of long-spined Saprolegnia isolates with polycolnal antibodies Fregeneda Brandes, J.M. and Aller Gancedo, J.M. P-050 Development of an infectious pancreatic necrosis virus challenge model in Atlantic salmon (Salmo salar L.) Bowden, T.J., Kervick, M., Wadsworth, S. and Ellis, A.E. P-051 Kudoa thyrsites (Myxozoa, Multivalvulida) detected in the muscles of farmed Atlantic salmon from Chile Chacko, A.J., Hoffman, G.L. and Bravo, S. P-052 Identification of fish pathogenic gram positive cocci using polymerase chain reaction restriction fragment length polymorphism analysis De Buzon, S., Couture, C., Beyrie, M., Lautraite, A. and Pelletier, C. P-053 Molecular characterisation of infectious salmon anaemia virus Snow, M., Mjaaland, S., Ritchie, R.J., Rimstad, E., Griffiths, S.G., Krossøy, B., Nylund, A. and Cunningham, C.O. P-054 An alternative method for ISAV detection in fish tissues using immunohistochemistry Wilson, L.L., Adamson, K.L., Cook, P., Ellis, L.M. and Bricknell, I.R. P-055 A comparison of isolates of Piscirickettsia salmonis from Atlantic salmon (Salmo salar L.) in Scotland and Ireland Birkbeck, T.H, Griffen, A.A., Laidler, L.A., Grant, A.N. and Cox, D.I. P-056 Detection of infectious salmon anaemia virus (ISAV) using in situ hybridization Gregory, A. and Bain, N. P-057 Detection of Sphaerospora truttae in the tissues of Atlantic salmon Salmo salar using in situ hybridisation Holzer, A.S., Sommerville, C. and Wootten, R. P-058 Cross challenge of salmon and trout with pancreas disease virus (PDV) and sleeping disease virus (SDV) Christie, K.E.,Bolland, A., Koumans, J., Rødseth, O.M., Todd, D. and Castric, J. P-059 Description of a syndrome affecting hirame (Paralichtys olivaceus) associated to a microsporidian like microorganism Guzmán, O., Godoy, M., Paredes, E., Monrás, M. and Enríquez, R. P-060 Identification of trypsin-like serin proteases from salmon louse Kvamme, B.O., Kongshaug, H. and Nilsen, F. P-061 Protozoan ectosymbionts on hatchery reared salmon (Salmo salar L.) in Western Norway Isaksen, T.E., Karlsbakk, E. and Nylund, A. P-062 Isolation of Edwardsiella tarda as a cause of septicaemia in whitefish (Coregonus lavaretus) in Eastern Finland Viljamaa-Dirks, S.K. and Heinikainen, S. P-063 Molecular characterisation of a rhabdovirus isolated from sea trout in Sweden shows that the virus is related to rhabdovirus 903/87 isolated from brown trout in Finland Johansson, T., Östman-Myllyoja, L., Hellström, A., Martelius, S., Olesen, N.J. and Björklund, H. P-064 Enzyme-linked immunosorbent assay for identification of Flexibacter maritimus strains Arenas, J., Mata, M., García, P.P. and Santos, Y. P-065 Isolation of infectious pancreatic virus (IPNV) of rainbow trout (Oncorhynchus mykiss) in Mexico Ortega, C., Vega, R., Salgado, C., Monrás, M. and Enríquez, R. P-066 Evaluation of dot-bolt and PCR for the diagnosis of the virbrisis caused by Vibrio anguillarum Gonzalez, S.F., Osorio, C.R., Muiño and Santos, Y. P-067 Harmonization of Flavobacterium psychrophilum serotyping systems Mata, M. and Santos, Y. P-068 Biochemical features of Chilean isolates of Flavobacterium psychrophilum Riofrío, A., Monrás, M., Farías, C. and Enríquez, R. P-069 Atypical Aeromonas salmonicida in marine fish; host specificity and cross-protection Jenssen. L. M. and Lund, V. P-070 Histological patterns of "strawberry disease" in rainbow trout (Oncorhynchus mykiss) Beraldo, P., Berton, D., Sarti, M. and Galeotti, M. P-071 Short PCR protocol for the identification of Flexibacter maritimus Cepeda, C., García-Márquez, S. and Santos, Y. P-072 Molecular approaches to fish health - the Aeromonas salmonicida/Salmo salar model system Brown, L.L., Boyd, J., Dacanay, A., Douglas, S., Ebanks, R., Ewart, K.V., Han, Y., Johnson, S.C., Nesatyy, V., Reith, M., Ross, N., Sensen, C., Singh, R. and Tsoi, S. P-073 Analysis of six Chilean isolates of IPN virus by random fragment length polymprph DNA (RFLPD) Cárcamo, E., Enríquez, R., Monrás, M. and Farías, C. . Behavior of sealice on salmonids reared in net pen systems in Southern Chile Bravo, S. P-074 P-075 Quantative analysis of superoxide dismutase in Aeromonas salmonicida: Re-evaluation of its' role in virulence Dacanay, A., Bjornsdottir, R., Brown, L. and Johnson, S. P-076 A genetic and morphological study of Ichthyobodo spp. from marine and freshwater hosts Todal, J.A., Nylund, A. and Karlsbakk, E. P-077 Serogtyping of infectious pancreatic necrosis virus isolates from Chile Rode, M., McDougall, J., Aas-Eng, A., Bravo, S. and Baklien, Å. P-078 The ultrastructure of developmental stages of an aurantiactinomyxon from in the aquatic oligochaete Tubifex ignotus Negredo, C. and Mulcahy, M.F. P-079 Identification of a type III ATPase in Yersinia ruckeri Gunasena, D.K., Komrower, J. and MacIntyre, S. P-080 A new member of the family Pasteurellaceae isolated from Atlantic salmon (Salmo salar L.) Birkbeck, T.H., Laidler, L.A., Grant, A.N. and Cox, D.I. P-081 The influence of production conditions on mortality and growth in salmon smolts in sea water Nygaard, S.M.R., Stueland, S. and Welde, E. P-082 Cleaner fishes in Chile Campalans, M., Rojas, P. and Cortes, J. P-083 Lectins and host-parasite interaction in whirling disease El-Matbouli, M., Kaltner, H., Anders, C., Hoffmann, R.W. and Gabiius, H.-J. P-084 Haemagglutinating and hydrophobic surface properties of Flavobacterium psychrophilum Møller, J.D., Larsen, J.L. and Dalsgaard, I. P-085 Molecular comparison of two aquatic alphaviruses: salmon pancreas disease virus and sleeping disease virus Weston, J.H., Villoing, S., Jewhurst, V.A., Brémont, M., Pfeffer, M., Rødseth, O.M., Christie, K.E., Koumans, J.T.M. and Todd, D. P-086 Effects of age and dose on the development of whirling disease in rainbow trout (Oncorhynchus mykiss) MacConnell, E., Ryce, E.K. and Zale, A.V. P-087 Microsporidian infections in two Norwegian wrass species (Labridae), Symphodus melops L.) and Labrus bergylta ascanius Karlsbakk, E., Askeland, J. and Plarre, H. P-088 Infectious salmon anaemia virus: Genomic characterization Clouthier, S.C., Brown, N.E.C., Rector, T. and Anderson, E.D. P-089 Identification and characterization of the infectious salmon anaemia virus (ISAV) matrix genes Ritchie, R.J., Bardoit, A., Melville, K., Griffiths, S.G., Cunningham, C. and Snow, M. P-090 Characterization of ISAV proteins from cell culture Griffiths, S., Cook, M., Mallory, B. and Ritchie, R. P-091 Cell surface antigens of the new fish pathogen Moritella viscosa Benediktsdóttir, E. and Heidarsdóttir, K.J. P-092 On the question of taxonomic status of Ichthyophonus hoferi- the pathogenic organism of system micosis in Atlanto-Scandinavian herring Karaseva, T.A. P-093 Biochemical and genetic characterisation of a new group of fish vesiculoviruses Betts, A.M., de Kinkelin, P., Benmansour, A., Torhy, C., Stone, D. and Way, K. P-094 Mortality in Atlantic salmon (Salmo salar L.) sea-reared smolt associated with infection by a novel Rhodococcus/Nocardia sp. Olsen, A.B., Colquhoun, D.J., Wangel, C. and Nilsen, H.K. P-096 Virus-like particles associated with a disease outbreak with high mortality in Atlantic salmon (Salmo salar L.) Graham, D.A., Curran, W.L., Rowley, H.M., Campbell, S., Cox, D., Cockerill, D. and Todd, D. P-095 Septicaemia, dermatitis and panophtalmitis in Atlantic salmon (Salmo salar L.) in Norway caused by a slow-growing, halophilic Pasteurella sp. Olsen, A.B., Colquhoun, D.J., Nilsen, H.K. and Folkestad, G. P-097 Invasion of Nematoda Anisakis schupakovi larvae to fish of the Volga-Caspian region Ivanov, V.P., Proskurina, V.V. and Mitrofanova, E.S. P-098 The assessment of novel chemotherapeutic compounds for the control of Ichthyophthirius multifilliis (Fouquet, 1876) (Ciliophora) Shinn, A.P., Wootten, R. and Sommerville, C. P-099 Frequency of occurrence of opportunistic microflora in fish Lartseva, L.V. P-100 Identification of Salmonella sp. by microscan walkaway automated system Vendrell, M.C., García, F.J., Gozález, J.A., Gallardo, C.S. and Rodríguez, L.A. P-101 Infectious pancreatic necrosis in Marble trout (Salmo trutta marmoratus) Selli, L., Manfrin, A., Mutinelli, f., Ormelli, S., Giacometti, P., Ferro, D., Pircher, A. and Bovo, G. P-102 Production and characterisation of monoclonal antibodies to salmon pancreas disease virus Todd, D., Jewhurst, V.A., Welsh, M.D., Borghmans, B.J., Weston, J.H., Campbell, S., Graham, D.A., Rowley, H.M., Mackie, D.P. and McLoughlin, M.F. P-103 Undetected spores of Nucleospora salmonis in coho salmon (O. Kisutch) using gram staining Guzmán, O., Enríquez, R. and Monrás, M. P-104 Differenciation prototypal diarrheagenic Hatnia alei strains, opportunistic pathogen in fish to geneus Escherichia based on biochemical test Gallardo, C.S., Vendrell, M.C., Real, F., Padilla, D. and Rodríguez, L.A. P-105 Infections by cestodes, Eubothrium crassum (Bloch) and Proteocephalus longicollis (Rudolphi), in hatchery reared salmon (Salmo salar L.) in western Norway Sundens, G., Karlsbakk, E. and Nylund, A. THEME #7: Diseases of flat fish LOWER CONCOURSE P-106 Influence of temperature on the presence of red pigmentation on environmental strains of Serratia plymuthica González, J.A., Gallardo, C.S., Vendrell, M.C., García, F.J. and Rodríguez, L.A. P-107 Isolation, identification and virulence determination of Serratia plymuthica isolated from turbot (Scophthalmus maximus) mucus González, J.A., Gallardo, C.S., García, F.J., Bendrell, M.C. and Rodríguez, L.A. P-108 Mycobacterium marinum infection in farmed turbot (Scophthalmus maximus) dos Santos, N.M.S. do Vale, A., Sousa, M.J. and da Silva, M.T. P-109 Isolation and characterization of Vibrio harveyi strains causing infection in sole (Solea senegalensis) Moriñigo, M.A., Zorrilla, I., Chabrillón, M., Arijo, S., Díaz, P. and Balebona, M.C. P-110 In vitro studies on the viability and proliferation of a myxosporidian (Myxozoa), an enteric parasite of cultured turbot (Scophthalmus maximus) Redondo, M.J., Palenzuela, O. and Álvarez-Pellitero, P. P-111 Comparison of protection against atypical furunculosis in halibut (Hippoglossus hippoglossus) vaccinated with a commercial furunculosis vaccine and an autogenous vaccine based on the challenge strain. Guðmundsdóttir, B.K., Guðmundsdóttir, S. Lange, S. and Magnadóttir, B. P-112 Development of vaccines against nodavirus affecting Atlantic halibut (Hippoglossus hippoglossus) Sommerset, I., Husgaard, S. and Nerland, A.H. P-113 Characterization of the birnaviruses isolated from cultured Japanese flounder Paralichthys olivaceus in Korea Jung, S.-J., Park, S.-C., Kim,, Y.-J., Suzuki, S., Rajendran, K.V. and Oh, M.-J. P-114 Isolation of Exophiala salmonis in turbot (Scophthalmus maximus) Godoy, M., Monrás, M.Paredes, E., Valenzuela, E. and Enríquez, R. P-115 Nodavirus infection of Atlantic cod, Dover sole and halibut in the United Kingdom Starkey, W.G., Ireland, J.H., Muir, K.F., Jenkins, M.E., Roy, W., Richards, R.H. and Ferguson, H.W. P-116 Pathology in persistent nodavirus infected juvenile Atlantic halibut, Hippoglossus hippoglossus Nilsen, R., Ranheim, T., Hansen, M.K., Taksdal, T. and Totland, G.K. P-117 A fish nodavirus associated with mass mortality in hatchery-reared red drum, Sciaenops ocellatus Oh, M.-J., Jung, S.-J., Kim, S.-R., Rajendran, K.V., Kim, Y.-J. and Kim, H.-Y. P-118 Experimental challenges of Atlantic halibut (Hippoglossus hippoglossus) with an aquareovirus MacKinnon, A.-M., Huntington, C., Boston, L. and Cusack, R. THEME #9: Immunology and immunogenetics of fish LOWER CONCOURSE P-119 Antibacterial action of the mucus of red porgy (Pagrus pagrus) against main pathogens for aquaculture Gómez, V., Real, F., Padilla, D. and Acosta, F. P-120 Characterization of monoclonal antibodies against scuticociliated ciliate Jung, S.-J. and Oh, M.-J. P-121 Comparative analysis of epitopes in Ichthyophthirius multifiliis and three species of Tetrahymena Sigh, J. and Buchmann, K. P-122 Stress response of four genetically different common carp varieties under cold shock Kormos, B., Jeney, Z., Gorda, S. and Bakos, J. P-123 Expression of T-cell surface specific proteins of Japanese flounder, Paralichthys olivaceus Nam, B.-H., Hirono, I. and Aoki, T. P-124 Influence of dietary immunostimulants on the nonspecific immune response in turbot and its resistance to Enterococcus Sp. Castro, R., Couso, N., Obach, A., Noya, M. and Lamas, J. P-125 Respiratory burst activity of rainbow trout phagocytes is modulated by antimicrobial drugs Lunden, T. and Bylund, G. P-126 Cloning of Japanese flounder, Paralichthys olivaceus CD3 cDNA and gene, and analysis of its expression Park, C.I., Hirono, I., Enomoto, J., Nam, B.H. and Aoki, T. P-127 Mechanism of intraperitoneal inflammatory reactions following injection of oil-based vaccines in Atlantic salmon (Salmo salar L.) Mutoloki, S., Poppe, T., McL. Press, C., Reite, O.B., Brudeseth, B. and Evensen, Ø. P-128 Immunohistological staining of organ sections from Atlantic cod (Gadus morhua L.) Magnadóttir, B., Gudmundsdóttir, S. and Bambir, S. P-129 Location of protein kinase C isoforms in leucocytes and macrophages from turbot (Psetta maxima) Quintela, I., Barja, P. and Lamas, J. P-130 The professional phagocytes of sea bass (Dicentrarchus labrax L.): Cytochemical characterization of peritoneal neutrophils and macrophages do Vale, A., Afonso, A. and Silva, M.T. P-138 Activation of p38 kinase in Atlantic salmon macrophages Johansen, A. and Jørgensen, J.B. P-132 The effects of seasonality on the immune response of rainbow trout (Oncorhynchus mykiss) Morgan, A.L., Thompson, K.D., Porter, M.J.R., Auchinachie, N. and Burrells, C. P-133 Differential screening used to identify genes upregulated in mitogen-stimulated lymphocytes from the rainbow trout (Oncorhynchus mykiss) Sharif, R.Q., McInnes, C., Adams, A., Thompson, K. and Burrells, C. P-134 Immunomodulatory effects of nisin in turbot macrophages Villamil, L.M., Tafalla, C., Figueras, A. and Novoa, B. P-135 Interferon regulatory factors (IRF) and interferon activity in the rainbow trout Oncorhynchus mykiss Collet, B., Mazzoni, D. Hovens, G.C.J. and Secombes, C.J. P-136 Molecular cloning, characterisation, and expression of tumor necrosis factor cDNA and gene from Japanese flounder, Paralichthys olivaceus Kurobe, T., Hirono, I. and Aoki, T. P-137 The effect of hydrocortisone and desoxycorticosteron-acetate on protective function of fish immune system to Aeromonas hydrophila Mikriakov, V.R. and Mikriakov, D.V. P-138 Using the information indexes of frame of leucocytes to analysis of dynamics of a response of fishes on an operation toxicants Mikryakov, V.R., Tereshchenko, V.G. and Mikryakov, D.V. P-139 Purification of Photobacterium damsela subsp. piscicida antigenic fractions and their biological activity on sea bass leukocytes Volpatti, D., Gusmani, L., Contessi, B., Finotto, F., Bakopoulos, V. and Galeotti, M. P-140 Effects of dietary supplementation with organic chromium on the performance and immune response of rainbow trout (Oncorhynchus mykiss) Marshall, L., Thompson, K.D., Campbell, P., Gatta, P.P., Smith, P. and Adams, A. P-141 Flow cytometric assessment of Atlantic salmon peripheral blood lymphocytes cytotoxic activity against salmon pancreas disease virus infected allogeneic cells Desvignes, L., Quentel, C., Lamour, F. and Auffret, M. P-142 Viraemia and neutralizing antibodies in sea bass, (Dicentrarchus labrax), injected with virulent (W80) or non-virulent (V68) strains of nodavirus Castric, J. and Jeffroy, J. P-143 Interference between a non-pathogenic strain and a pathogenic strain of nodavirus: in vivo study in seabass (Dicentrarchus labrax) at 25°C Castric , J. and Jeffroy, J. P-144 Peripheral blood leucocytes changes in sea bass following intramuscular inoculation with nodavirus Quentel, C., Boscher, S., Lamour, F. and Desvignes, L. P-145 Antibodies to Vibrio anguillarum in sera from three geographically discrete stocks of halibut (Hippoglossus hippoglossus) Hovland, H.S. and Wergeland, H.I. P-146 Transfection of CHSE-214 cells with double-stranded RNA induces production of type 1 interferon-like antiviral activity and expression of MX protein Jensen, I., Larsen, R. and Robertsen, B. P-147 A sandwich ELISA to detect carp IL 1ß and some properties of its' recombinant protein Mathew, J.A., Guo, Y., Verburg-van Kemenade, B.M.L. and Kwang, J. P-148 Increased susceptibility of Salmo salar L. (Conon stock) to infections with Gyrodactylus derjavini Mikailov, 1975, induced by dexamethasone Nielsen, C.V. and Buchmann, K. P-149 Immunostimulatory CpG oligodeoxynucleotides stimulate expression of IL-1ß and interferon-like cytokines in salmonid fish via a chloroquine sensitive mechanism Jørgensen, J.B., Johansen, A., Zou, J., Steiro, K. and Secombes, C.J. P-150 Expression of novel antigens by Renibacterium salmoninarum in vivo Thompson, K.D., Kiernan, M. and Adams, A. P-151 Immunostimulant effects of the nucleotides isolated from yeast's RNA on carp, Cyprinus carpio Sakai, M., Taniguchi, K., Mamoto, K., Ogawa, H. and Tabata, M. P-152 Bacterial subunits of Photobacterium damselae subsp. piscicida involved in nonspecific immune response of gilt-head seabream (Sparus aurata L.) macrophages Arijo, S., Zorrilla, I., Chabrillón, M., Díaz, P., Martínez-Manzanares, E. and Balebona, M.C. P-153 Effects of orally administered immunostimulants on some parameters of the immune response of gilthead seabream and its resistnace to Pasteurellosis Couso, N., Castro, R., Obach, A., Noya, M. and Lamas, J. P-154 Morphological, flow cytometric and gene expression changes during fish macrophage development in vitro Barreda, D.R. and Belosevic, M. P-155 Cellular defence system of susceptible and non-susceptible tubificid oligochaetes pre- and post-infection with Myxobolus ceregralis Nouh, W.M., Hoffmann, R.W. and El-Matbouli, M. P-156 Examination of flounder (Paralichthys olivaceous) sera by 2-dimensional (2-DE) gel electrophoresis Jung, T.S., Shin, G.W., Thompson, K.D. and Adams, A. THEME #10: Prophylaxis and therapy to control disease LOWER CONCOURSE P-157 An auxotrophic aroA mutant of A. hydrophila as a live attenuted vaccine against Aeromonas infection Vivas, J., Razquin, B., López Fierro, P. and Villena, A. P-158 Development of rapid RCR assay for the detection of Yersinia ruckeri in rainbow trout tissues Vivas, J., Calzado, V., Riaño, J. and Villena, A. P-159 Evaluation of requirements for successful in vitro maintenance of Ichthyophthirius multifiliis Pugovkin, D. and Wahli, T. P-160 Monitoring of sensitivity/resistance of Norwegian salmon lice (Lepeophtheirus salmonis K.) strains to pyrethroids (deltamethrin and sypermethrin) with bioassays Sevatdal, S. and Horsberg, T.E. P-161 The effect of dilution and time of treatment during vaccination by immersion against red mouth disease in rainbow trout Gatta, P.P., Ceschia, G., Rizzi, L., Zanchetta, S., Dri, P., Bonaldo, A. and Giorgetti, G. P-162 Characterisation of microencapsulated Vibrio anguillarum in alginate microparticles for marine fish Doménech, A., García, J.A., Fernández-Díaz, C., Vidaurreta, A., Moreno, M.A., Fernández-Garayzábal, J.F., Yúfera, M.and Domínguez, L. P-163 Efficacy of TNP-470 on the development of experimentally induced whirling disease in rainbow trout (Oncorhynchus mykiss) Schott, A., Hoffman, R.W., Staton, L., Erdahl, D. and El-Matbouli, M. P-164 Delivery of formulated DNA by different routes of administration Romøren, K., Thu, B.J. and Evensen, Ø. P-165 Effect of plasmid construct, dose and water temperature on luciferase expression in Atlantic salmon (Salmo salar) Bootland, L., LeBlanc, S. and Salonius, K. P-166 Prophylaxis and control of infectious fish diseases by fish crop rotation Naumova, A.Y., Visotsky, A.A., Bobicheva, I.G. and Naumova, A.M. P-167 Comparison of the effect of three immunostimulant diets on growth performances and non-specific immune response in sea bass (Dicentrarchus labrax) Bagni, M., Anfuso, F., Sarti, M., Zanella, L., Archetti, L. and Marino, G. P-168 Use of carp ß-actin promoter in DNA-vaccination against VHSV in rainbow trout Rasmussen, J.S., Einer-Jensen, K., Lorenzen, E. and Lorenzen, N. P-169 Salmonid farming in Austria: Problems in prevention and treatment of infectious diseases Licek, E. and Weismann, T. P-170 Comparison between Alpha Max (deltamethrin) and Betamax (cypermethrin) with regard to clinical effect against sea lice (Lepeophtheirus salmonis) Alexandersen, S., Martinsen, B. and Midttun, B. P-171 In vitro inhibition effect and pharmacokinetic study of florfenicol in turbot (Scophtalmus maximus) Ruiz de Ocenda, M.V., Barja, J.L. and Blanco, J. P-172 Comparative testing of experimental SVC-vaccines developed with the use of recombinant DNA technology Shchelkunov, I.S., Oreshkova, S.F., Shchelkunova, T.I., Nikolenko, G.N., Kupinskaya, O.A., Voronona, O.S., Johnson, M. and Leong, J.C. P-173 Fusion-related properties of recombinant fragment FRG 11 derived from viral haemorrhagic septicaemia virus (VHSV), a salmonid rhabdovirus Estapa, A., Rocha, A., Mas, V., Perez, L., Encinar, J.A., Nuñez, E., Fernandez, A., Gonzalez Ros, J.M., Gavilanes, F. and Coll, J.M. P-174 Study of the variables involved in the transfection of epithelioma papulosum cyprini carp cells Lopez, A., Fernandez-Alonso, M., Rocha, A., Estepa, A. and Coll, J.M. P-175 Tolerance of cod and turbot eggs to ozonated sea-water and waterborne challenge of newly hatched cod larvae with nodavirus Dahl-Paulsen, E. and Totland, G.K. P-176 Antimictobial liability patterns of Chilean isolates of Flavobacterium psychrophilum Riofrío, A., Monrás, M., Farías, C. and Enríquez, R. P-177 Experimental study on the estimation of dissolved, suspended and decanted oxolinic acid forms in effluents from treated turbot Le Bris, H., Poher, I., Pouliquen, H. and Blanc, G. P-178 Adjuvants designed for fish vaccines Aucouturier, J., Ascarateil, S. and Ganne, V. P-179 Immersion delivery of plasmid DNA - hurdles in using cationic liposomes as a delivery system Romøren, K., Thu, B.J. and Evensen, Ø. P-180 Investigation of the distribution of the maximum antibiotic concentrations in Atlantic salmon (Salmo salar) at the end of oral medicated feed therapy Coyne, R. and Samuelsen, O.-B. P-181 Uptake of particulate material through the hindgut of Atlantic salmon (Salmo salar L.) following oral and anal intubation Petrie, A.G., Ellis, A.E. and Secombes, C.S. P-182 Preliminary study on the uptake of orally administered Vibrio anguillarum vaccine using different protections in sea bass (Dicentrarchus labrax) Gatta, P.P., Mutinelli, F., Bonaldo, A., Manfrin, A. and Bovo, G. P-183 Field trials in Norway with SLICE® (0.2% emamectin benzoate) for the oral treatment of sea lice infestation in farmed Atlantic salmon (Salmo salar L.) Ramstad, A., Colquhoun, D.J., Nordmo, R., Sutherland, I.H. and Simmons, R. P-184 Immuno-response to killed vaccine and recombinant sub-unit vaccine of nervous necrosis virus in Groper Lin, H.-Y., Kuo, T.-Y., Huang, H.-I., Yu, C.-J., Liang, H.-C., Chi, S.-C. and Yang, H.-L. P-185 Quantitative import risk assessment: A desirable goal for aquatic diseases? Peeler, E.J. P-186 Activated water for the disinfection of aquaculture objects Davydov, O., Kurovskaja, L. and Isaeva, N. P-187 Phrophylaxis and therapy to control infectious fish diseases at fish farms in Russia Yaremenko, N.A., Kticheva, Z.Y., Dolgacheva, J.M. and Naumova, A.M. P-188 The impact of different water sources and farming systems on Flavobacterium psychrophilium in a rainbow trout hatchery Madsen, L. and Dalsgaard, I. P-189 Effects of the immune status of rainbow trout on the progression of infections with the microsporidian Loma salmonae Sánchez-Martínez, J.G., Speare, D.J. and Markham, R.J.F. P-190 Protective effect of VHS-G DNA vaccination is dose, route and time dependent McLoughlin, P.E., Collet, B., Ellis, A.E., Secombes, C.J. and Lorenzen, N. P-191 Vaccination against infectious salmon anaemia virus (ISAV) McDougall, J., Kibenge, F. and Evensen, Ø. P-192 Vaccination against salmon pancreas disease virus (SPDV) McDougall, J. and Evensen, Ø. P-193 The influence of probiotic on growth and immunity of salmonids Jencic, V., Zdovc, I. and KRT, B. THEME #11: Deformities and developmental abnormalities LOWER CONCOURSE P-194 Melanomas in farmed Atlantic salmon from United States Chacko, A.J., Amos, K.H. and Stoffregen, D.A. P-195 Purinergic and adenosine receptors and mobilisation of intracellular calcium in salmonid lenses Rhodes, J.D., Collison, D. and Sanderson, J. THEME #1: Shellfish pathology and immunology SAMUEL BECKETT THEATRE P-196 Investigation of therapeutic treatments for diseases associated with the early life stages of scallop (Pecten maximus) Torkildsen, L., Coyne, R., Samuelsen, O.B. and Bergh, Ø. P-197 Fungal infection in abalone, Haliotis rubra, caused by fungus of Oomycetes Hatai, K., Chukanhom, K., Lawhavinit, O., Akaba, T. and Oikawa, K. P-198 Haemic neoplasia in the mussel Mytilus trossolus: possible immunocytochemical markers Lyons Alcantara, M., Lambkin, J., Vaughan, J., Mothersill, C. and Elston, R. P-199 Flow cytometric studies of interactions between hemocytes and Bonamia ostreae in the European flat oysters, Ostrea edulis Cochennec-Laureau, N., Rousseau, S., Mujdzig, N. and Auffret, M. P-200 Relation between counts of E. coli and organochlorine compounds content in bivalve mollusc from Galician (NW, Spain) harvesting areas Ferro-Soto, B., Carro, N., Conchas, R.F. and Saavedra, Y. P-201 Temporal variation of disseminated neoplasia in two intertidal beds of the cockle Cerastoderma edule from Galicia (NW Spain) Carballal, M.J., Iglesias, D. and Villalba, A. P-202 Detection and diagnosis of Bonamia ostreae in Ostrea edulis: A cautionary tale Cullory, S.C., Cronin, M.A. and Mulcahy, M.F. P-203 Effect of temperature and salinity on immune capability of haemocytes from the adult Manila clam, Ruditapes philippinarum Reid, H.I., Paillard, C. and Birkbeck, T.H. P-204 Biotechnological potential of a probiotic marine bacterium for the improvement of oyster larvae production Prado, S., Montes, J., Toranzo, A.E. and Barja, J.L. P-205 Chronic mortality in a bivalve mollusc hatchery: a case study Richens, L.F., Le Deuff, R.-M., Bayley, A.E., Martin, P.D. and Thomas, K.V. P-206 Detection of oyster herpesvirus DNA and proteins in Crassostrea gigas adult oysters Arzul, I. And Renault, T. P-207 Study of a herpes-like virus infection in scallops, Pecten maximus Arzul, I., Renault, T. and Nicolas, J.-L. P-208 Flavobacterium-like infection in abalone Handlinger, J., Taylor, D. and Carson, J. P-209 Virus particles associated with mortalities of the clam, Ruditapes decussatus Gómez León, J., Tafalla, C. and Figueras, A. P-210 Survey for Marteilia refringens and Bonamia ostreae in the wid and cultivated populations of the flat oyster (Ostrea edulis) in the River Ebro Delta (Catalonia, Spain) Carrasco, N., Forones, M.D., Durfort, M. and Santmartí, M. P-211 Apotosis of pacific oyster, Crassostrea gigas haemocytes maintained in vitro Renault, T., Daniau, S., Bourgougnon, N. and Gérard, A. P-212 Herpes-like virus infections in hatchery-reared bivalve larve in Europe: Specific viral DNA detection by PCR Renault, T. and Arzul, I. P-213 Influence of neoplastic disorders in the cockle Cerastoderma edule from an intertidal bed in the Ria de Noia (NW Spain): Age and sex susceptility and effects on the condition Iglesias, D., Carballal, M.J. and Villalba, A. P-214 Pathological monitoring of bivalve molluscs from Galicia (NW Spain) Conchas, R.F., Ferro-Soto, B. and Montes, J. P-215 First report of marteilia disease of the flat oyster Ostrea edulis in the gulf of Tessaloniki, Greece Angelidis, P., Virvilis, K., Photis, Gl and Bether, F. P-216 Observation on the larval trematode Bucephalus sp. and metacetode Tylocephalus sp. parasitic in the oyster, Pinctada fucata on the Northeast part of the Persian Gulf Behzadi, S. P-217 Fouling organisms and parasites of rock oyster, Saccostrea cucullata in the northern shores of the Oman Sea Ashua Ardalan, A. and Emadi, H. THEME #3: Pathology of disease in fish SAMUEL BECKETT THEATRE P-218 Time course distribution and detection of infectious salmon anaemia virus (ISAV) by RT-PCR following the infection of seawater salmon via a water-borne route Bruce, J., McBeath, A.J.A., Gregory, A., Bain, N., Inglis, J.A. and Snow, M. P-219 Pathological findings in Atlantic bluefin tuna (Thunnus thynnus) Oraic, D. Zrnçic, S. and Sostraic, B. P-220 ICES working group on pathology and diseases of marine organisms Mellergaard, S. and ICES WGPDMO members P-221 Histological changes in Saphylococcus xylosus experimentally infected red porgy (Pagrus pagrus) Padilla, D., Real, F., Rodríguez, F., Gómez, V., Déniz, S. and Acosta, F. P-222 Comparison of pathogenicity of Hafnie alvei between Gilthead seabream (Sparus autata) and brown trout (Salmo trutta L.) Padilla, D., Real, F., Rodríguez, F., Gómez, V., Déniz, S. and Acosta, F. P-223 Ulcerative dermal lesions and the influence of UVB radiation on reared and wild salmonids Noguera, P. and Bruno, D.W. P-224 Cloning and sequencing of fur genes in different Vibrio anguillarum serotypes and in Photobacterium damselae Osorio, C.R., Toranzo, A.E. and Lemos, M.L. P-225 Studies on the pathogenesis of viral haemorrhagic septicaemia virus in turbot, Scophthalmus maximus Alonso, M.C., Le Deuff, R.-M. and Dixon, P. P-226 Parasitological investigations of fish Vovk, N.I. P-227 Mortalities of new species for aquaculture red porgy (Pagrus pagrus) by a parasite infestation Real, F., Gómez, V., Herráez, P., Acosta, F. and Padilla, D. P-228 One tube RT-PCR for detection of IHNV and VHSV- a rapid, robust and sensitive method for diagnostics Bergmann, S., Einer-Jensen, K., Skall, H.F., Enzmann, P.-J., Fichtner, D. and Olesen, N.J. P-229 Histopathology of parasites in great pipefish (Syngnathus acus) from an estuary in the United Kingdom Longshaw, M., Green, M.J. and Feist, S.W. P-230 Route of entry of Tetracapsula bryosalmonae, the causative agent for proliferative kidney disease in experimentally challenged rainbow trout, (Oncorhynchus mykiss) Longshaw, M., Harris, A.F. and Feist, S.W. P-231 Study of the effects of vitamin E on apoptotic processes in rainbow trout Chilmonczyk, S., Monge, D. and Verlhac, V. P-232 Experimental nodavirus transmission trials to juvenile turboy, Scophalmus maximus: Comparison with juvenile sea bass, Dicentrarchius labrax Boscher, S., Péducasse, S. and Quentrel, C. P-233 Pathogenecity and 16S RNA sequencing of Nocardia seriolae from sea bass, Lateolabrax japonicus Chen, S.-C., Lai, C.-C., Lee, J.-L. and Liaw, J.-L. P-234 Iron uptake system of Photobacterium damselae subsp. piscicida Thyssen, A., Goyvaerts, R., Jolling, K. and Ollevier, F. P-235 The abdominal pore: A possible "back door" for bacterial entry following intraperitoneal vaccination in Atlantic salmon (Salmo salar L.) Poppe, T., Colquhoun, D. and Bakkeli, G. P-236 Production of acylated homoserine lactones from marine bacteria Acosta, F., Vivas, J., Padilla, D., Gómez, V. and Real, F. P-237 Pathology of sturgeon fishes Efimova, N.A., Dolgacheva, I.M., Naumova, A.Y., Grishenko, L.I. and Naumova, A.M. P-238 Response and function of the melano-macrophage centres in red porgy (Pagrus pagrus) after challenge with Photobacterium damsela subspecies piscicida Gómez, V., Real, F., Caballero, M.J., Sierra, E.M., Padilla, D. and Acosta, F. P-239 Haematological changes in blood cells of red porgy (Pagrus pagrus) infected with sublethal doses of Photobacterium damsela subspecies piscicida Gómez, V., Real, F., Padilla, D., Sierra, E.M., Acosta, F. and Caballero, M.J. P-240 Application of ATP bioluminescence method for the evaluation of Flavobacterium psychrophilum growth in batch culture Faure, D., Le Hénaff, M., Elie, A.M. and Urdaci, M.C. P-241 Is virulence related to plasmids in Yersinia ruckeri? Doménech, A. and García, J.A. P-242 Growth of Listonella anguillarum (Vibrio anguillarum) in gilt-head seabream and in salmon mucus Cabrillón, M., Díaz, P., Zorrilla, I., Arijo, S., Denkin, S., Moriñigo, M.A. and Nelson, D.R. P-243 Heterogeneity among isolates of Vibrio alginolyticus recovered from cultured fish in Spain Zorrilla, I., Chabrillón, M., Arijo, S., Díaz, P., Martínez, E. and Moriñigo, M.A. P-244 Epizootic neoplasia of Northern pike from Northern Ukraine Buchatsky, L.P. and Vovk, N.I. P-245 Characterisation of Aeromonas salmonidica sp. salmonicida isolated from sea lamprey Petromyzon marinus El Morabit, A., Barja, J.L. and Santos, Y. P-246 Determination of superoxide dismutase and catalase activity in Photobacterium damselae subsp. piscicida under different culture conditions Balebona, M.C., Díaz, P., Chabrillón, M., Zorrilla, I., Arijo, S. and Martínez, E. P-247 Experimental transmission of encephalopathy and retinopathy induced by nodavirus in sea bream (Spaurus aurata L.) using different infection models Aranguren, R., Tafalla, C., Novoa, B. and Figueras, A. P-248 Persistence of orally administered Salmonella agona and Salmonella montevideo in Atlantic salmon (Salmo salar L.) Nesse, L.L., Loevold, T., Bergsjoe, B. and Nordby, K. P-249 Experimental infections of Salmonella sp. and Hafnia alvei in Salmo trutta eggs Rodríguez, L.A., Vendrell, M.C., Gallardo, C.S., Padilla, D. and Real, F. P-250 Cloning and characterisation of the phospholipase gene of Pasteurella piscicida Naka, H., Hirono, I. and Aoki, T. P-251 Fish Pasteurellosis: molecular tools for rapid diagnosis and epidemiological studies Zappulli, V., Bargelloni, L., Patarnello, T. and Castagnaro, M. P-252 Toxicity and pathological effects on intraperitoneal inoculation of Hafnia alvei strains in Salmo trutta L. Gallardo, C.S., González, J.A., Real, F., Acosta, F. and Rodríguez, L.A. P-253 Preliminary results of an infectivity study of Piscirickettsia salmonis by confocal scanning microscopy in CHSE-214 cells Contreras, J., Larenas, J. Venegas, C., Guajardo, A. and Smith, P.A. P-254 The temperature-dependent infection rate of salmon lice (Lepeophtheirus salmonis) on salmon (Salmo salar) Boxaspen, K. THEME #5: Diseases of ornamental fish SAMUEL BECKETT THEATRE P-255 A fourth birnavirus serogroup Dixon, P.F., Ngoh, G.-H., Chang, S.F., Kueh, S.L.F. and Way, K. P-256 Development and comparison of techniques for the diagnosis of Koi herpesvirus (KHV) Le Deuff, R.-M., Way, K., Ecclestone, L., Dixon, P.F., Betts, A.M., Stone, D.M., Gilad, O. and Hedrick, R.P. P-257 Experimental infection of goldfish, Carassius auratus (L.) with Vibrio cholerae (non-01): Preliminary study Manfrin, A., Donà, G., Qualtieri, K., Selli, L. and Bovo, G. P-258 Prevention of diseases transmission during koi shows Goodwin, A.E. and Tieman, D.M. P-259 Ulcerative cutaneous infection in gold fish (Crassius auratus) due to Saprolegnia spp. and Flexibacter spp. Mirzargar, S.S., Khosravi, A. and Ebrahimzadeh Mousavi, H.A. P-260 Characterisation of Mycobacterium marinum in medaka (Oryzias latipes) reared in experimental facilities Bernardet, J.-F., Michel, C., Chilmonczyk, S., Vincent, V. and de Kinkelin, P. P-261 Schwannoma in twelve gold fish (Carassius auratus). Histopathological study and etio-pathogenetic considerations Marino, F., Bambar, S.H., Germaná, A., Helgason, S., De Vico, G and Macrí, B. P-262 Diseases of ornamental fish in Iran Ebraimzadeh Mousavi, H.A., Graffari, M. and Mirzargar, S.S. THEME #8: Interactions between wild and cultured fish species UPPER FLOOR (ROOM 3074) P-263 Gyrodactlyus salaris common in the wild Baltic salmon in Western Lapland near Norwegian salmon rivers Anttila, P., Koski, P. and Haikonen, A. P-264 Transfer of bacterial pathogens between wild and farmed fish Dalsgaard, I., Madsen, L., Busch, S. and Korsholm, H. P-265 Parasites of wild and reared salmonids in the water reservoirs of the polar region (Kola North, Russia) Mitenev, V.K. and Karasev, A.B. P-266 Characterisation of European perch rhabdoviruses Olesen, N.-J., Skall, H.F., Kjær, T.E., Kippasto, C., Johansson, T. and Björjlund, H. P-267 Prevalence of Renibacterium salmoninarum in farmed and wild fish in England and Wales Chambers, E.M. P-268 Genotyping of continetal and marine VHS virus isolated by restriction fragment length polymorphism (RFLP) Einer-Jensen, K., Ahrens, P. and Lorenzen, N. P-269 Comparison of methods for the measurement of salmonid serum antibodies to Scottish isolates of infectious salmon anaemia virus (ISAV) King, J.A., Hayes, H.E., MacDonald, A.I.M. and Raynard, R.S. P-270 Towards and effective management tool for marine viral haemorrhagic septicaemia virus (VHSV) Snow, M., Raynard, R.S., King, J.A., Skall, H.F. and Olesen, N.-J. P-271 Characteristion of aquatic birnaviruses isolated from wild fish from the Flemish Cap (Newfoundland) Romero-Brey, I., Cutrín, J.M., Barja, J.L., Colindres, O.C. and Dopazo, C.P. THEME #12: Environmental influences on fish health UPPER FLOOR (ROOM 3074) P-272 Branchial lesions in sailfin molly (Poecilia latipinna) from Bayou Trepagnier, USA Thiyagarajah, A. and Hartley, W.R. P-273 Fish as model of study of tumor processes Davydov, O. Temnikhanov, Y. and Bazeen, R. P-274 Nitrite toxicity for fish under experimental and farming conditions Máchová, J. and Svobodová, Z. P-275 Starvation of Flavobacterium psychrophilum in stream water, broth and distilled water Vatsos, I.N., Thompson, K.D. and Adams, A. P-276 Haematological parameters of eels (Anguilla anguilla) infected with Angukllicola crassus in water reservoir Korycany, Czech Republic Palíková, M. and Navrátil, S. P-277 Ultrastructural effects of 2,4-dichloroaniline on the skin of in vivo exposed rainbow trout Lyng, F.M., Lyons Alcantara, M., Kilemade, M., Cottell, D.C., Rose, T., Fitzgerald, R. and Mothersill, C. P-278 Ultrastructural effects of ionising radiation on primary cultures of rainbow trout skin, spleen and pronephros Lyng, F.M., Olwell, P., Lyons Alcantara, M., Seymour, C., Cottell, D.C. and Mothersill, C. P-279 Influence of agricultural practice in the appearance of wild trout populations with heavy metals Garcia, F.J., Gallardo, C.S., Gallego, A.R., Rego, P. and Rodríguez, L.A. P-280 Lethal effect of ozone in different fish pathogens Garcia, F.J., Gallardo, C.S., Rego, P., Vendrell, M.C., Gallego, A.R. and Rodríguez, L.A. P-281 Embryonal tests on carp (Cyprinus carpio L.) using crude extract of blue-green algae Palíková, M., Navrátil, S., Chmelar, L. and Marsálek, B. P-282 VBCN state as a survival strategy of Streptococcus parauberis in marine water and sediment Currás, M., Magariños, B., Toranzo, A.E. and Romlade, J.L. P-283 In vitro effect of heavy metals on macrophage activity of different fish species Jeney, G., Jeney, Z, and Váradi, L. P-284 Investigation of sturgeon state in natural water bodies and during rearing in fish farms Shestackovskaya, H.V., Kazarnikova, A.V. P-285 A survey of copper (Cu), zinc (Zn), mercury (Hg), Cadmium (Cd) - histopathological lesions in common carp (Cyprinus caprio) Rostami, M. P-286 pH effect on long-term starvation of Hafnia alvei, Aeromonas salmonicida and Salmonella sp. strains Gallardo, C.S., Gallego, A.R., Real, F., Acosta, F. and Rodríguez, L.A. P-287 Survival and virulence of Flavobacterium psychrophilum in fresh water microcosms Madetoja, J. and Wiklund, T. P-288 Variation in peripheral blood leucocyte sub-populations during parr-smolt transformation of out-of-season Atlantic salmon (Salmo salar L.) smolt Melingen, G.O., Pettersen, E.F. and Wergeland, H.I. P-289 Does filtration of treated sewage water reduce the impact on fish health? Wahli, T., Girling, P. and Bernet, D. P-290 Biological effects quality assurance in monitoring programmes (BEQUALM): an overview Allen, Y.T., Hylland, K., Balk, L., Davies, I, Lowe, D., Feist, S., Sandström, O., Colijn, F. and Rumohr, H. P-291 Active non-culturable effect of members of family Enterobacteriaceae in fresh water Vendrell, M.C., García, F.J., Gallardo, C.S., Gozález, J.A. and Rodríguez, L.A. P-292 Occurrence of Ligula pavlovskii Dubinina, 1959 and its effects on the Far-Eastern Gobiids, Chaenogobius castaneus O'Shaghnessy, 1875 Boutorina, T.E., Syasina, I.G. and Lavrova, T.V.