o"
o
SHELLFISH
INVESTIGATION
S HELLFISH
INVESTIGATION
o
o
INFORMATION
REPORT
INFORMATION
REPORT
1985
CLAM
1985 RAZOR
RAZOR
CLAMFISHERY
FISHERY
o
BY
BY
TERRY
TERRYLINK
LINK
I
o
OREGON DEPARTMENT
OF
AND l,|ILDLIFE
WILDLIFE
FISH AND
DEPARTMENT
OF FISH
MARINE
REGION
MARINE
REGION
a
March
March1986
1986
o
o
L
o
I,
' sJp a ,fa Jn ln J u ! paz l u
years.
future in nized
6 u 1 1 sa iu e tfall
-recog6ooa ; be
J oJ
a stP JAV 'harvesting.
Eulr np llnuup
.r ur .r eds
pt{ 11pr
aq ol
t1[ p J for
annuli false
to al
have
will 6u
spawning
during
sltll
apeuThis
year 1984
alqpllelp class
ssplo JBa,f
t86I aql
the made
available
'srea/Caverage
q1mol6more
a.tou
uetiXgrowth
ut than
abs.lalein
years.
pug noted
palou were
tllrltoJb
suolXlpuoJgrowth
aJaAconditions
aqXand
pa6pJa^eclasses
sassplf,JBo,f
ulu0I
mm
year ?86I
10 averaged
1984 pup
and g86I
1983 the
'(z elqBl] su|etf,raounof
pup class
sselc reaf
puP raplo of
year 1983
aq?'and
pooS 2).
9961
I3B[ the
]o lack
Good
(Table clams younger and older
a6e The
aql
uolllsodtuocage
ar{XJo
sue[] 1.lods
elsulluopaql
the snotls
shows clams
sport the
of composition
dominate
'sPaJPother
6u1
u1 ing
Jaqlo in
areas.
g pup t areas
p a u l pl uo]
-lackI 3p[ were
r le J contained
sJa q u n ufair
a q l of
r paf 1984
u! class
sselc year
ar ail but
Jo numbers
t86 I the
Xnq '5,
and 4 s pa rpin
'9
p u e 4t Areas
u ! lem
ual
sP a Jvin
pox3atloJsamples
u o p u P u 5. and
saldue sRandom
unaql
s during
6u[Jnpcollected
summer
and Jaur
ttBJ puP
fall
the
-qo.rd
p auef,oqpup
pa6eranewastage
lllp[J
a6elseriClam
6ulJnp 13.1%
aql during
stlluotu6ug.rds
%I'61 averaged
prob- a became
and months
spring the
'916I
a q l since
a]uls
u o l t l l t u 1.5
u o l P l million
u ! taken
9 ' I the
1976. in
'PaJe [P3lXstlpls by
Jaqunu
s"ra$Olp
aql area.
was tsa^rptl
aql seil
Jo number
of
harvest 986I
1985 The
statistical fq diggers
lsa6rel the
largest
'sal eJ qll e3 '1 sa l;eq slst1alqel ' sd lJX .r e 6 6 1 pa q l 31.O%of
p ue dug
6np
pup
harvest, Tablellists trips. digger the Jo l%0 ' I gand
and rates, catch
I
' s d 1 . t 1rdigger
a661p
q l swas
P A2Z e
a J V trips.
s l u p [ 3of
Area
the
% 6 . 0 0for
. r o ;accounting
$ u l l u n o ] J pproductive,
' a l 1 1 o n p o lmost
"sr o
d t uo
J o 30.9%
clams
'pals?il
suel3
wasted. clams
gt7'69 JoJ
aql
average The
Jaqunu.a6elaite
;ad clams
supll of
d1,t1digger
;a66rp per
was trip
Jo number
89,246
for t'gl
10.4 sem
pue 6u1.rds
raurns and
papn[]ul tltltltrr
was harvest
The
spring aq1
lsa^Jeq summer
clams 000'690'I
1,069,000 ser
000'0?I included
140,000
which slltplf,
r{rBaT-dosie
t3
Beach
Clatsop
luods
lulHsIr
FISHERY SPORT
]
'Palalduol
completed.
I
puP
pup palJa[loo
aran saldues
raqlo and
were
aJaAprojects
slrofo.rd snoaup[laoslru
trOua[-a6eand
samples age-length
collected were
miscellaneous other
.poluaua1dur1
AaN
srfollptn6al New
aql for
.ro1regulatiotis
rf.raqs11commercial
a.ranfishery
a6elsenuopueu
[p!f,Joluuo]
wastage
Random implemented. were
the
'palxpu.radaulx sp
ulorJ
ppaHTillamook
l,llnos tt,l.ftq
were Head
as pal3a[[o]
other from
of south
beches Jaq?,o
rooue[ltt Jo
collected aran
permitted. time
' e a J Bl s a A J B qp u e 'dug,
ulelqo
u o data
P X P pobtain
' J a q u n uon
s u e l t of
u o l X l s o d u t oage
cb Bnumber,
e X p g area.
J o composition
Data
harvest and 6 n p clams
';pa/Caqi
rapulBuar
pup Sport
s.ra661p[plorauruof,
ol
aJoAdiggers
the of
x.rods year.
fo remainder
to paila!^Jalu!
commercial and
interviewed were
paldrueswere
q3re6from
a.ran
,(1.re1n6a"r
uo"r3regularly
f,ltp]lpolrad pue
.raqualdasq6no"rq1
aqX
sampled
the periodically
and September
through March
qr ea gClatsop
u r o r Jclams
sr xP LJo
r zP U
pB aH(Tillamook
d o sle t3 from
ot Head
( Ja^tU Bl
qu nL otaql
Razor
loouetttl) Beach
the to
River)
Columbia
.
NOII3NOOUINI
INTRODUCTION
I
o
Table
1.
Table 1.
o
Harvest of
of Razor
Sport
Clams and
and Number
Number of
of Diggers
Diggers by
by Area
Area from
from
Sport Harvest
RazorClams
1985.
to September,
Beach,March
Marchto
September,
Clatsop
1985.
Clatsop Beach,
of
No.
N o . of
Clams
Clams
l'lasted
Wasted
Harvest
Harvest
L20,22r
120,221
18,123
18,123
138,344
138,344
1
0.4
10.4
286,472
286,472
43,185
43,185
329,657
329,657
2 0 ,6 3 8
20,638
9.9
9.9
203,996
203,996
30,752
30,752
234,748
234,748
of
N o . of
No.
Digger
Digger
Trips
Trips
ClamsDug!
Dug/
Clams
Digger
Digger
Trip
Trip
of
No.
N o . of
Clams
Clams
Area
Area
M
iles
Miles
of
of
Beach
Beach
I1
3
.6
3.6
1
1,0 6 4
11,064
10.8
10.8
2
2
6
.2
6.2
27,360
27,360
3
3
5i0
50
o
Dug
Dug
Total
Total
I
o
4
4
tJ'
12
1 1, 6 7 6
11,676
1
0.2
10.2
11 9 , 5 3 1
119,531
1
18,019
8,019
1
37,550
137,550
5
5
2.0
2.0
18,238
18,238
10.9
10.9
198,392
198,392
29,907
29,907
228,299
228,299
89,246
89,246
10.4
10.4
928,612
928,612
I
T
Total
o t a l 1810
1 8 ,i 0
a
a
1, 0 6 8 , 5 9 8
139,986
1 3 9 , 9 8 6 1,068,598
Area
Area 1L
Road.
to Fort
stevensPark
ParkRoad.
Fort stevens
Columbia
ColumbiaRiver
River to
Area
Area 22
Road
BeachRoad
to Sunset
SunsetBeach
Fort Stevens
Park Road
Roadto
StevensPark
Area
Area 33
BeachRoad
Road
to Gearhart
GearhartBeach
Sunset
SunsetBeach
BeachRoad
Roadto
Area
Area 44
River
Necanicum
Gearhart Beach
River
to Necanicum
BeachRoad
Roadto
Gearhart
Ar e a 55
Area
Head
to Tillamook
T i llamookHead
Necanicum
R i ve r to
Ne
ca n i cu River
m
I
the
in the
of Engineers
Engineerdredging
sdr edgingin
Razor
fr om the
the Corps
Cor psof
d a ta obtained
o b ta i n e dfrom
cl a m data
R a zo rclam
o
e tty sands
located
r azor clam
that razor
indicated that
lower
o ff jjetty
sandsindicated
clamsswer
wereelocated
l o w e r Columbia
R i ve r off
C o lu mb i aRiver
fr om the
the 1984
1984
of
clam sfrom
numberof
s clams
Lar genumbers
ma i nchannel.
channel. Large
o f the
th e main
along
a l o n g the
t h e slopes
sl o p e sof
a
spoils.
dr edgespoils.
andJune
Junedredge
y e a r class
foundin
in May
M ayand
w e refound
year
were
c l a ss (15
{1 5 to 4499 nm)rm)
larger
No
No larger
populationof
of razor
r az or
r evealedaa population
Random
digging
fall revealed
d i g ging in
in the
the fall
w e refound.
fo u n d . R
andom
clams
c l a m swere
in length.
length .
aged79
e south
clams
off th
the
south jetty
jetty which
which aver
averaged
79 m
mm
in
n o rth side
si d e o
o n the
th e north
c l a m son
population.
this population.
on this
obser ved
Through
no
h adbeen
beenobserved
on
d i g g i n g had
nro digging
D e ce mb e
T h r o u g hDecember
a
i
on 5,000
5,000
taken on
55,000clams
The
an estim
estimated
ated55,000
clams taken
co n tri buted an
fa l l fishery
fi sh e ry contributed
T h e fall
i
per trip.
tr ip.
clam sper
o f 11.1
digger
f,o r an
a ve ra g eof
11.1.clams
t r ip s for
a n average
d i g g e r trips
i n Table
4.
Included
i n c l u d e din
T a b l e4.
o
o
Ilow.
ow.
is
har vestis
The
fall harvest
The fall
goodbut
w as
but effort
effor t was
wasgood
Clams
andweather
weatherwas
available and
w er eavailable
C l a mswere
pue Newport
lrodnag
and
'xsaq
q3?agCannon
uouuBS
rood was
spn digging
6u!661pBeach
best. at
xp poor
'sapll lsaAol the
auos
Joulu some
o{1 in
u1 ,f1lea
uo season
uospasthe
orlx on
tides. lowest
early 6u166!p
digging minor
pep
pup Run
q6no1gSouth
qXnosand
,talsltll
un1 Whiskey
11d5Slough
provided
1ro.rdSpit
'uospasa{l
f 1;ea clams
suPlf, AaJ
season.
few
the u1
in early
q6noq1[pareas
6u16616
.tood,(Jarr
a parnpo.rd
very seri
was Digging
seaJplsolx
produced qleag
Creek s"raf6
Myers although
most u1
in poor
Beach IaaJJ
i
p
p a Hlo
sa qs paS
o lu P It!t Southof
Jo lq ln o s Beaches
Head
Tillamook
i
'aJnso
JozPJ
ruptJ razor
closure.
L3 clam
' s nql
u
ol 6ul qse nthe
r ( eueffort
6 u 1 6 6 tpthe
a q Xlo
aqXJo
aq l uaaq
aneqmay
%Z' 9 2Thus,
of 26.2%
Uo JJa digging
Xl nsal the
Washington
of result
been have
' uo1 6u p4 sp lt
ppa l.r o d a lresidents
slu a pl s aJ
6 u .1 6 6 greported
uaqr ,r
uo6ar
ul dig
6l p usually
f11ensn,faq1
Oregon gu
Washington. in
they when
in1 digging
'6u11dues1980
punol 98.7%
tllltlii
ol compares
ar{l to
sarpdruoo
uo6a"r0
uV sampling.
u! found
Oregon
which
%6 aditional
%L'g6the
086I in
of
$ 9%
tpuolltpp An
paxe]lpul Sampling
6ulldureg
razor ar.ll
sxuaplsar
uo6ar0were
s"ra661p
up[r Jozer
oran diggers
letll indicated
%g'I8 that
residents Oregon
clam
the of
lo 81.5%
'uo16u!r{spt't
ptnoqs aal
uP [aaJ
asuaf,.tIout-of-state
aXpls-Jo-lno an
ol lenba
aq should
that to
equal be
fee license
feel
Jo lpr1l
Washington. of
pup license
s!
u o JJ support
6ulleq lo3
sr a6 6 !pfrom
asuar! Lshellfish
tl st J[ laqs ae having
most
l,.to d d n ssubstantial
l s ourand
[P lX u q sq nsis
for diggers
aJaql
There
'uoseas
uo6a.rgthe
aq1
saqf,paqOregon
ue[o razor
Jozel Washington
aql Jo
01 due
anp beaches
uol6utrlspl,l
season. clam
the
of aJnso[3
closure to
i
fue6
slulelduor Many
oJaficomplaints
sla661puol6ulqsplt
Jaqunuthe
oqx lnoqB
on
uo diggers
Washington of
about pallaf,al
received were
Jo number
i
51.4
t'19
3.1
I't
l.' 08
80.7
9'0
0.6
0.5
9
'0
55.7
l,'
99
/13.7
'gI
1.1
I'T
46.7
L'91
z'e
3.2
z'9
g'0
0.3
0.1
I'0
0
'0
0.0
9.5
9'6
e'z
0.7
L'O
4
+9
5+
0.5
9'0
0.1
I'0
0.1
I'0
0.0
0'0
0.1
I'0
0.0
0'0
0'0
0.0
0'0
0.0
0'0
0.0
0'0
0.0
0'0
0.0
0.4
?'0
2.3
t1.3
'I
6.2
2
3
16.7
L'gl
6.1
I'9
58.2
z'89
83.6
9'08
32.0
0'zt
1
28.9
6'82
I ' EI
13.1
8'9t
46.8
i
;eart-g1
a6e.lalp 10-year
average
986I
1985
t86I
1984
1982
z86I
18.1
I'8I
t86I
1983
s'62
29.5
44.1
l'vl
44.6
9'Vi
0
1981
I86I
1980
086I
Harvest
lSaAJpH
Year
JO JeaA
of
'986I-0861'qreag
I
1980-1985. Beach,
'luarrad u1 'sue1c
doslel3uroJJ
6npsport
alqpl
56v i.z
Clatsop
from percent, in
clams, dug
2. Table
l"rodsof
*o--tioliiioduioc
composition Age
i.
I
i.
o
COMMERCIAL
FISHERY
COMMERCIAL FISHERY
o
poundson
tr ips.
on 3,842
3,842trips.
Commercial
l a n ded58,219
58,219pounds
h
C
o n rme rci harvesters
aa
l rve ste rslanded
the
This was
wasthe
This
th e
into the
digger s into
pound,enticed
anydiggers
per pound,
enticed m
e a r since
a t $2.00
best
many
a n d at
b e s t yyear
L 9 7 6 ,and
si n ce 1976,
$ 2.00per
pr o ar ea55 prowhile area
and22 while
in areas
ar eas11 and
wasin
fi sher y was
th e spring
sp ri n g fishery
ffishery.
i s h e r y . Most
o f the
Mo stof
o
catches
spr ing catches
dominated
class dominated
The 1983
year class
spring
1983year
fa tl catch.
ca tch . The
vvided
ided m
o fl tn
e fall
most
the
o s t of
fishery.
fall fishery.
the fall
year class
dominated
growththe
goodgrowth
class dominated
the 1984
1984year
and
the
and due
due to
to good
Age
Age
w as
wastagewas
wastage
Table3.
3. Some
Some
in Table
is listed
listed in
catch
catch is
th e commercial
co mme rci al
ccomposition
o r n p o s i ti o noo f the
o
fisher y.
fall fishery.
the fall
d u ri ng the
a n d55 during
in areas
a re a s44 and
observed
o b s e r v e din
the
dur ing the
Random
samples
samplesduring
Random
size.
of commercial
comm er cial
populationwas
not of
wasnot
th e population
fall
size.
o f the
th a t 33%
3 3 %of
f a l l indicated
i n d i ca te d that
being sold
sol d
p r o b l e ms,d
e ve l o p in
e
someclam
Problems
developed
the
fishery
in that
that some
clamsswer
weree not
not being
e fisher
y in
i nd th
l
a
not
reported not
from Washington
to licensed
buyers and
and cornnercial
commercial diggers
diggers from
Washington were
were reported
licensed biryers
of the
the comcom that 28.2%
28.2%of
indicate that
r ecor dsindicate
L andingrecords
i n Oregon.
c a tch e sin
0 re g o n . Landing
selling
s e l l i n g catches
fisher y.
spr ing fishery.
the spring
dur ing the
not sold
sold during
mercial
po u n d a gchecked
e e cke dwas
w a snot
ch
m e r c i a l poundage
o
dealer s.
b y bait
b a l t dealers.
were
b o u g h tby
w e r ereported
r e p o rte dbought
3.
Tablee 3.
Tabl
o
a
a
a
o
No clams
clam s
No
fr om
clamsfrom
dug clams
cent of
ciallydug
Age composition
composition in
percent
of comner
commercially
in per
Age
1978-1985.
Clatsop
B e a ch ,1978-1985.
C la tso p Beach,
Year
of'
Year of
Harvest,
Harvest
AGE
AGE
5+
5+
3
4
7.5
7.5
0.7
0.7
0.0
0.0
0.2
0.2
89.8
89.8
8.8
8.8
0.0
0.0
0.0
0.0
a.2
0.2
0.4
0.4
98.7
98.7
0.7
0.7
0.2
0.2
0.0
0.0
0
.0
0.0
1983
1983
2
.5
2.5
65.5
65.5
24.0
24.Q
8.0
8.0
0.0
0.0
0.0
0.0
1984
1984
93.7
93.7
5.1
5
.L
L.2
1.2
0.0
0
.0
0.0
0.0
0.0
0.0
1985
1985
tl.2
11.2
85.8
95.8
2.7
2.7
0.2
0.2
0.1
0.1
0.0
0.0
average
10-yr average
L2.l
12.1
66.5
6
6.5
14.4
14.4
4.2
4.2
1.8
1.8
1.0
1.0
0
1
1980
1980
0
0.7
.7
90.9
90.9
1981
1981
1.4
1.4
1982
1982
2
6ot] permit
xltulad
parlnbal are
aJp slooq
books (log
01 required
pup kept
aq to
ul pauJnl
ldal be
rar,llaqA,tlrlxuotu
aql
turned and
monthly in
the whether
oI
a le l To
su e [3 take
Japunexcept
ue sterms
aqXunder
uJal the
ld a r xa clams
ol l lpuol p
palJ lcads su
and
u l specified
a ql in
conditions
the
(8)
(B)
uoJJ mit
'aJ!plttt pue Fish
aql from
1ltll
qsll of
the
luau4.redaq
Jo Department
Wildife. and
oI
alsl To
sltlpt3take
JoJ clams
sasod.rndlP!]Jaurxos
-;ad ae obtaining
commercial for
6ugu1e1qo
X5J1Jlnoql1n
perwithout purposes
first
s! It
:unlawful:
1I
lnJnelunis
(V]
(A)
(Il 635-05-016
9I0-90-9t9
(1)
u ! tl l !r {
sr n o q48
8 f within
r o harvest
.X ss I sauof,whichever
bulleat or
Jo
aql leaving
X sa ^Je rof
l hours
6 u166lpthe
J a^ aq]!q,{area,
'paJpdigging
last. comes
a oto
sold
J a l g a pbait
l l e q Jor
o Jdealer
a l p a p qfish
s l J awholesale
lesaloqilp
lpL
o S abe
q l smust
n r u sClams
u P [ 3 2635-05-002
00-90-9t9
dealer
paxoq
aq must
parols be
lsnu boxed
'ates 6ulpuadarea
pasolf, ro
or pal]lJlsal
in stored
restricted aP u!
sale. pending EaJPclosed
a ^ ! t pand
u P sareas
P a J eclosed
p a s o l Jor
J orestricted
p a x 3 l J l s a from
J u o Jtaken
J u a l Pclams
l S l u Psale,
t 3 . a l etos oPrior
l J o l J d (d)
(p)
live
'PAJSpasolf,or
aqx in! paxsa^Jeq
pax3lJxSaJthe
harvested
area.
closed JO restricted
'tUe
Slllplr any
pJpoqon
UOclams
6ultlslJ vessel
ul fishing
paxllJlsal aP in
lassa^ aP board
Jo restricted
area pasol]
a^pq pare
uaaq
closed or
been have
aq will
It
[[p{ 1I
presumed be
1pql
that paumsa"rd
fBtu
paxlu.aq
.Sparppal3lJXsArunfrom
xou may
tlltn mixed
SueL3with
be not
areas.
unrestricted uoJJ clams
aql
or vessel
a q l]Jo
6 u 1 6 6 lpthe
la ssa ^the
suls[3'area,
B a JPdigging
ualpl clams
p ax Jl JxsaruoJJ
oro restricted
sp ar e pasotr
areas
from taken
closed J
uodl
6u1lea1Upon
leaving
eltqttr vessel
.pJpoquo are
slllp[3while
uoJJ clams
lassal
paf,lJlsaJunfrom
areas unrestriced
aJP SpaJP
board. on
a
B
pJpoqp
aboard
(3)
slllPt3 (C)
Ualpl Clams
pal3lJXSaJUOJJ
or restricted
from taken
rtBru
spaJepasotJ
areas
passassodaq
closed Jo
lou may
be not
possessed
aJoJeq
aql before
aull the
'6u11saruBrl
6u11copof
aLll of
pasn vessel
Jo time
Jo docking
lassa^ the
in used
harvesting. u!
(8]
6u1a'tg (B)
Jn33olsnur
aJoJaqoccur
must Dyeing
paJpclosed
eql 6u1lea[
pasolf, or
Jo palf,lrlsal
Jo area
or
leaving before
restricted the
(V)
(A)
'taql
pa'(p are
'ar(p palo.rddeluau4.redao
aJp They
Department aP tlXlt{
with dyed
dye. approved
tll[PaH
u 0 l s l ^ 1 0Health
p l o s be
f p u tDivisin
a q may
J o J sold
: p a p l n o . r bait,
d ' l ! B qfor
provided:
(z)
(2)
s*etr
ualPr Clais
uoJJ taken
ue from
eaJPan
poxpuolsaparea
pal3lJXsal as
sB designated
pasol3 or
ro restricted
r(q closed
alpls by
State
I
'uo !s lA t0 Health
axels
tlxteaHState
Division.
paJp an
uolldums
llloJJ'taken
uP from
paleu6lsap area
se designated
faleX sumption
palllJlsal as
pasoLf,or
Jo restricted
/tq closed
uo6ae6aql
the by
Oregon
uo6a'r0
axPxsOregon
t{ltpaHState
uols!^10 Health
fue.ro;
uos;ed any
-uo3
01 person
for Division
JoJ rlslJ[larls
ueuntlfor
[las to
con- human
shellfish sell
s! 1I
It
tnJnPlunis
uollpzlrotlxnpprior
xnoqxlA unlawful
uloJJauthorization
aq?,
without
"ro1.rd
the from
(Il l00-90-sg9
635-05-001
(1)
i
:1
1:
,(1nJ'
July
suolle1n6ar Several
tlJlqt{ regulations
teJa^as
l3aJJE which
affect
[B!f,raunuof,
uo force
af,JoJ Olu!
on
luaA s.ra661p
diggers comercial
into went
o'
I
d i g s or
d i g g e r digs
n o t.
o ri not.
digger
o
a r's permit
per mit is
being turned
tur ned
logs being
is contingent
contingenton
on logs
N e xt ye
Next
year's
in).
in).
get industry
lndustr y
l n Coos
and
to get
M
e e tl rg slwere
w € Fheld
h€e l d in
Bay, Newport
Astor
la to
C o osBay,
Newpor and
t
Meetings
Astoria
input.
input.
o
probnot aa probbut was
was not
expressedbut
dyeing bait
Some
concern about
bait clams
clams was
was expressed
about dyeing
Someconcern
beaches. The
The
ra zo rclams.
o sur es have
haveaffected
affected Clatsosp
llem
em w
i t h ,razor
cl a ms. N
Clatsospbeaches.
Noo cl
closures
with
get the
problemfor
did not
not get
the word
word
for some
somewho
whodid
book was
a problem
requirementto
to keep
keep aa log
log book
requirement
was a
l
a f t e r they
l a n d i n g sin
in the
the fall.
fall.
u n t i l after
tl e l made
ma d elandings
until
o
fa l l .
tthey
h e y rmade
n a d elandings
i n the
th e fall.
l a n d i n g sin
dug after
after
total of
digger s dug
of 264
264diggers
A total
A
of
after July
digger s dug
dug after
July 1I of
A total
of 264
264diggers
total of
A
p e rmits.
5 1 .failed
to obtain
o b ta i n permits.
w h i c h51
fa i l e d to
which
!
newregulations.
r egulatio ns .
p e ri o d was
given before
the new
enfor cingthe
befor e enforcing
A
month
s i x mo
wasgiven
A six
n thtrial
tri a l period
o
per m it would
be
wouldbe
newpermit
bookbefore
befor e aa new
log book
to send
in aa log
d i g g e rs were
re q u i re d to
sendin
All
w e rerequired
Al l diggers
police.
given to
to the
the State
State police.
vi o l a to rs was
i s s u e d . AA list
l i st of
o f violators
w asgiven
issued.
gr oundwork
wor k
The
The ground
i
p e r m i tholders
have
w o u l dhave
h o l d e r swhich
w h i c hwould
c r e d i t card
t o shellfish
s h e l l f i s h permit
s s u i n g aaplastic
c a r dto
ffor
o r iissuing
, p l a s t i ccredit
a
has been
it has
been
on it
num beron
Division number
their
n u mb erand
and Health
HealthDivision
t h e i r conuercial
c o n me rci a license
l i ce n se number
the 1986
season.
will
b e issued
i ssu e dfor
fo r the
1986season.
d
o n e . Cards
i l l be
done.
C ard sw
(NUCLEAR
UNKNOI.{N)
NIX (NUCLEAR
INCLUSION
NIX
INCLUSION
UNKNOWN)
a
examinationof
of
for examination
to OSU
Monthly
beensent
sent to
OSUfor
have been
razor clams
clams have
Monthlysamples
samplesof razor
that the
the
indicated that
p ro g re ssreport
E. Olson
by Robert
0lson indicated
Rober tE.
repor t by
i n c i d e n c eof
incidence
o f NIX.
N IX . AA progress
in
and100.0%
100.0%
p r e v a l e n c eofthe
p a ra si tewas
Beach
prevalence
in
clams
in
in Agate
clamsand
w a s91.7%
AgateBeach
9L.77,
o ftth eparasite
a
i
onthwas
alway s
by m
The
infestation by
month
was always
index of infestation
a ve r ageindex
h e average
e a ch ,cl a ms.T
Clatsop
C
l a t s o pbbeachclams.
g i l l dam( 0 - 1 0 nix/field,
dama s s o c i a t e dgill
i t h little
l i t t l e associated
infestation w
very
with
l ' t g h t infestation
l o w (0-10
n i x / f i e l d , light
v e r y low
between
andDecember,
Decembe r ,
July and
collected between
July
fro n Clatsop
C l a tso pBeach
Beachcollected
a
g e ) . Five
F i ve clams
cl a msfrom
age).
I
( 10- 5NIX/field,
gill damage
damage
evident,
NIX/field, gill
r ate (10-5
mo d er ate
1984,
rate
evident,
i n fe cte d at
a t aa moderate
w e reinfected
1 9 8 4 ,were
function).
presurnptivecompromise
respiratory function).
of respiratory
presumptive
of
compromise
index of
infesof infesThe
averageindex
The average
infestati on
of infestation
Levelsof
at Clatsop
Beach. Levels
B e a c hthan
than at
ClatsopBeach.
was
l o w e r at
a t Agate
A g a teBeach
ttation
ation w
aslower
o
a
fa l l .
h i g h e stin
i n sunmier
su n meand
r n dfall.
were
w e r ehighest
between
aver age
r elationship between
No detectable
detectable relationship
average
No
qverageage
wasfound.
founde
of clams
clamswas
ageof
infestatiin rates
the average
infestation
rates and
andthe
o
'; i
illl
EL
r[.:jj,i
:ti::ii
",
'
Fishery
for the
theSport
andConinercial
AnnuallhrveSt
Datafor
Sportand
ComercialFishery
Harvestand
andEffort
Effort Data
Table
Table 4. Annual
Year
r955
1955
1956
1956
1957
1957
1958*
1958*
1959
1959
1960
1960
1961
1961
L962
1962
1963
1963
1964
1964
1965
1965
1966
1966
1967
1967
1968
1968
1969
1969
1970
1970
1971
1971
L972
1972
1973*
1973*
t974
1974
1975
1975
t976
1976
1977
t977
1978
1978
1979
1979
1980
1980
1981
1981
t982
1982
1983*
1983*
19844
1985a
t9B5a
Cormrcial
Coiniiercial
Ntrber of
Nwer
Nwber of
Nijiter
Cl
ams Landed
Landed
Diggers
Clams
Diggers
904,000
904,000
490,000
490,000
336,000
336,000
386,000
386,000
179,000
179,000
154,000
154,000
295
295
253
253
193
193
221
221
118
118
93
93
5B
58
79
79
80,m0
80,000
77
77
L25
125
2r3
213
2t7
217
297
297
340
340
185
185
79
79
134
134
76
76
1
11
111
5B
58
146
146
391
391
269
269
253
253
236
236
145
145
91
91
209
209
9
34
34
340
340
.
102,000
102,000
107,000
107,000
125,000
125,000
399,000
399,000
282,000
282,000
494,000
494,000
361,000
361,000
111,000
111,000
61,000
61,000
123,000
123,000
49,000
49,000
89,000
89,000
32,000
32,000
1
7 1 ,m0
171,000
717,000
717,000
t43,000
143,000
205,000
205,000
180,000
180,000
116,000
116,000
128,000
128,000
165,000
165,000
1,000
1,000
37,000
37,ooo
303,000
303,000
** Occurrence
El Nino
Nino
0ccurrenceof El
i
Sport
Nuiiber of
Diggers
Diggers
56,000
56,000
60,000
60,000
77,000
77,000
89,000
89,000
54,000
54,000
48,000
48,000
51,000
51,000
56,000
56,000
55,000
55,000
71,000
71,000
76,000
76,000
78,000
78,000
74,000
74,000
64,000
64,000
59,000
59,000
56,000
56,000
77,ooo
77,000
69,000
69,000
76,000
76,000
44,000
44,000
75,000
75,000
119,000
119,000
51,000
51,000
72,000
72,0W
90,000
90,000
70,000
70,000
30,m
30,000
84,000
84,000
32,m0
32,000
23,000
23,000
94,000
94,000
.1
Total
Total
Harvest
Harvest
Clams per
Nunber o
of
Digger
Trip
DiggerTrip
Dug
Cl
ams Dug
Clams
Hastage
Wastage
1,212,000
1,212,000
1,061,000
1,061,000
1,646,000
1,646,000
I,679,000
1,679,000
646,000
646,000
596,000
596,000
583,00
583,00
892,000
892,000
713,ooo
713,000
1,098,000
1,098,000
I,134,ooo
1,134,000
1,052,000
1,052,000
t,472,W0
1,472,000
831,000
831,000
851,000
851,000
751,ooo
751,000
968,000
968,000
636,000
636,000
725,000
725,000
347,000
347,000
785,000
785,000
1,431,000
1,431,000
499,000
499,000
849,000
849,000
958,000
958,000
747,000
747,000
187,000
187,m0
758,000
758,000
105,000
105,000
341,000
341,000
984,0000
984,0000
2,411,oo0
295,000 2,411,000
295,000
1,846,000
295,ooo 1,846,000
295,000
416,000 2,398,000
2,398,m0
416,000
21B,mo 2,283,000
2,283,000
218,000
949,000
949,000
124,000
124,000
46,000
796,000
796,000
46,000
733,000
70,000
733,000
70,000
105,000
105,000 1,099,000
1,099,000
70,000
890,000
890,000
70,000
1,487,000
264,ooo 1,487,000
264,000
I,7l.9,ooo
186,000 1,719,000
186,000
434,000 1,768,000
1,768,000
434,000
2,161,000
195,000 2,161,000
195,000
I,354,000
162,000 1,354,000
162,000
I,117,oooII
155,000 1,117,000
155,000
901,000
901,000
125,000
125,000
1,304,000
213,ooo 1,304,000
213,000
824,000
824,000
139,ooo
139,000
973,000
973,000
129,000
129,000
384,000
384,000
5,000
5,000
1,113,ooo
157,000
157,000 1,113,000
63,000
2,211,000
63,000
2,211,ooo
675,000
675,000
33,000
33,000
137,000 1,191,000
I,191,ooo
137,000
63,m0 1,201,000
I,201,ooo
63,000
143,000
143,000 1,006,000
1,006,ooo
364,000
364,000SI
49,000
49,000
1,046,000
123,000
l23,0oo 1,046,000
118,000
118,000
12,0m
12,000
393,000
393,000
15,000
15,000
1,434,000
1,434,m0
147,000
147,000
21.6
21.6
t7.7
17.7
2L.4
21.4
18.9
18.9
12.0
12.0
12.4
12.4
11.4
11.4
15.9
15.9
13.0
13.0
15.5
15.5
14.9
14.9
13.6
13.6
19.9
19.9
13.0
13.0
L4.4
14.4.
12.8
12.8
12.6
12.6
9.2
9.2
9.5
9.5
7.9
7.9
10.5
10.5
12.0
t2.0
9.6
9.6
11.8
11.8
10.7
10.7
10.6
10.6
6.2
6.2
9.1
9.1
3.3
3.3
14.8
14.8
10.4
10.4
.
SI
a
a Fall fishery
fisheryincluded
incl uded
l
j
I
:
Si
SI
Si