?fts&fury
o,
-
l-in-,ii'ateT
I
:: I-;rboracol'1
Sti*" LaboratOr)
l,'f;:riiie Si:
UniverlitY
Smte Univer;itY
Oregon State
flreflon
a
o
OREGT]il
1978
1978 OREGOiJ
SHRII,|P
SHRIfW FISHERV
FISHERY
LJRy
CI CG
o
U
rt)OT
by
by
,lerry
Jerry Lukas
Lukas
o
I'iF0RrfiTI0ilAL
REPORT
IFOR1ATIOAL
REPORT
79-1
79-1
o
o
U
a
o
0regonDepartnrcnt
i s h &&l {Uildlife
Oregon
Department
of ofF Fish
ildlife
February
February 1979
1979
o
j
J l " t '2' i 9 71979
9
iNIV
- uN 973
o
I
1978
SHRli1P
FISHERY
1978OREGOW
OREGON
SHRII4P
FISHERY
o
I
o
(randalueiordsri)
Oregon
pink shrimp
jordani) landings
were a
56,997,105
0regonpink
shrinp (Pandalu8
in 1978
a record
record56'997'105
landingsin
1978were
pounds
(25,840mt)
(t7%)more
pounds(17%)
in 1977,
1977,the
pounds (25,840
mt) over
over 8
million pounds
more than
was landed
the
I million
landedin
than was
(Figure1,
previous
probablythe
main
Increased effort
effort was
was probably
previous record
recordyear
year (Figure
the main
Table1).
1, Table
1). Increased
landedshrimp
shrinp
factor to
contributing
contributingfactor
vesselslanded
to the
recordlandings.
landings. AA total
total of
of 186
186vessels
the record
Other
factors
were
the
were
the
fromthe
in
Oregon, up
made
landings
in
1977.
in Oregon,
made
in
Other
factors
up from
the 100
100that
1977.
that
landings
and/or
availstrong
favorable
continued
strong
market
demand,
favorable
weather
and
high
abundance
and/or
availcontinued
marketdemand,
weatherand high abundance
first
ability
Blanco
during
tfre
ability of
of shrinp
shrimp from
the
Siuslaw
River
south
to
Cape
Blanco
during
the
first
from the SiuslawRiver south to Cape
(April 1season(April
1four
four months
months of
of the
season and
and also
off Brookings
most of
of the
the season
Brookingsduring
the season
also off
duringmst
0ctober15).
October
15).
o
per pound
poundfrom
price for
from April
thtoughAugust.
The
ex-vessel price
was 26
April through
August.
Theex-vessel
for shrimp
26 cents
shrirry was
cents per
price was
four-day
Theprice
The
was raised
end of
short four-day
raised to
to 28
28 cents
August,following
following aa short
at the
the end
of August,
cents at
paid
were paid
Shrimpfishermen
fishemenwere
tie-up,
and held
tie-up, and
held there
there through
season. Shrimp
throughthe
the end
endof
of the
the season.
per pound
poundfor
productin
23 cents
23
for the
in 1977.
cents per
the product
1977,
o
productionfrom
Oregonareas
aneas
southernOregon
increasedshrimp
andsouthern
The
from the
south-centraland
Theincreased
shrimpproduction
the south-central
yesultedin
(Table1).
ports(Table
notable
Themost
mostnotable
in record
1). The
resulted
recordlandings
at three
0regonports
landingsat
threeOregon
(3,050mt)
pounds(3,050
over
increase
was at
where 6.7
werelanded,
landed'over
increasewas
mt) were
at Brookings
Brookingswhere
6.7 million
million pounds
poundslanded
previoushigh
All
in 1972.
1972. All
four times
r,lorethan
landedin
four
tines more
the previous
high of
of 1.6
million pounds
than the
1.6 million
processing
shrimp
no
wer€
for
as
of
was trucked
to
other
areas
for
processing
as
there
were
no
shrimp
of this
theve
this shrimp
shrimpwas
to
other
areas
trucked
peelermachines
peeler
at
at Brookings.
Brookings.
machines
o
There
prccessorsand
peeler machines
in 1978.
increasedin
1978. There
The
of
also
Thenumber
of processors
andpeeler
machines
also increased
number
pnocessors
67
shrimp
buyingshrimp
they used
used67 shrimp
were
shrimpat
at 38
38 buying
buyingstations
stations and
andthey
were26
26 processors buying
year there
processing
in the
state.
in
50 machines
Last year
processing
machines.
machines.Last
were50
machines
the state.
therc were
Table1.
Table
1.
in thousands
thousands
ports 1975-78
in
Annual
Oregon ports
Annualshrimp
shrimplandings
landingsat
1975-78
at 0regon
pounds]/.
of
of pounds'/.
o
Year
Year
Port
o
o
Astoria
Astori a
Garibaldi
Garibal
di
i'lewport
Wewport
Winchester
hlinchesterBay
Bay
Coos
Bay
CoosBay
Bandon
Bandon
Port
Port Orford
Orford
Gold
Gold Beach
Beach
Brookings
Brookings
Total
Total
o
c
1975
1976
5,062
5,062
3,830
3,830
5,124
5,124
1,393
1,393
7,035
7,035
309
309
833
833
13
13
294
294
5,688
5,688
3,761
31761
7,702
7,702
578
578
6,256
6,256
23,893
23,893
25,392
?5 1392
13
13
754
754
-
640
640
1977
11,6972/
ll,6g7t
5,7392/
5,7392/
15,363T
15,361.1,9212/
l,gzlt
12,056
12,056
1978
7,414
7,414
3,166
3,166
20,5952/
20,5954
1,084
1,084
17,4762/
17,476!
9
9
-
1,011
1
,011
-
795
igs
48,580
48,580
529
529
-
6,7242/
6,7241
56,997
56,997
yJ
port, not
not the
the
each port,
Figures
at each
poundage landed
Figures represent
representonly
landedat
only the
shrimppoundage
the shrimp
ports).
(sbmb
ports).
protessed.
poundage
to other
other
was iranshipped
transhipped to
poundage that
wasprocessed. (Some was
that was
2/
3l
Record
Recordannual
annuallanding.
landing.
a, . ,
o
.
-z-2-
60
55
o
50
45
o
a
U)
tt
g 40
o
0
A
04
rH
o
0 35
'4.4
o
g
)
o
..{
Fl
Fl
g
2
a
2
15
o
56
(2')
10
57
(6)
5
o
57
57
59
59
61
61
63
63
65
65
67
67
69
69
7t
71
73
73
75
75
77
77
Year
Year
I
Figure
Annual0regon
1. Annual
number
of
Figure 1.
Oregonshrinrp
shrimplandings
landings and
arid number
numberofof shrimp
shrimp boats,
boats, number
of
double-rigged
boats
double-rigged
boatsin
in parenthesis
parenthesis and
andincluded
includedinin total.
total.
o
a
o
-3-3ports that
The
The three
three 0regon
Oregon ports
increases
that had
hadrecord
recordlandings
landingsalso
also had
hadthe
the largest
largest increases
(Table2).
in their
port of
their shrimp
shrimpfleets
in
fleets (Table
Brookingsexperienced
The small
experienced the
2). The
small port
of Brookings
the
ttpst startling
startling increase
increasein
fishery activity.
fleet
most
in fishery
4ot only
only did
did the
the hone
home port
port fleet
activity. Not
increaseby
by 13
13 vessels,
vessels,but
but it
increase
of out-of-state
out-of-state vessels
it also
also had
hadthe
largest number
number
of
the largest
vessels
(primarily
(primarily Catifornia
California boats)
boats) taking
taking advantage
advantage oi
of the
the excellent
excellent shrimp
shrimp fishing
fishing off
off
southernOregon.
southern
Oregon. Coos
was visited
number of
of shrimp
CoosBay
Bqywas
in
visited by
by the
shrimpvessels
vesselsin
the largest
largest number
grounds.
the state
state as
as aa result
of the
intensefishery
the
Bay-Bandon
grounds.
result of
fishery in
in the
the intense
Bay-Bandon
theCoos
Coos
Table
port, 1977-78.
Table 2.
2. i'tumber
!umber of
of vessels
vessels delivering
delivering shrimp
shrimpby
by port,
1977-78.
o
'it.il
i3ffi.
?1ifl3?#'
1977
**
Home
Port
Port
o
o
Astoria
Astoria
Garibal
Garibaldi
di
i"lewport
iewport
[{inchesterBay
Winchester
Bay
Coos Bay
Coos
Bay
Bandon
Bandon
Port Orford
Port
0rford
Brookings
Brookings
Total Oregon
Total
0regon
a
Out-of-State:
Out-of-State:
California
California
lr|ashington
Washington
Total Vessels
Total
Vessels
iielivering to
to
ilelivering
ports
Oregon
Oregonports
20
20
12
12
233
2
6
6
277
2
Oregonj
Transient
Out-of
State
Total
""'37
oil.?l
X8ffi
'11fi3?l',
"El
Home
Port
13
13
3
3
15
15
1
1
4
4
5
1
33
33
14
t4
39
39
6
37
37
-
1
1
i
-
37
15
15
39
39
7
76
26
26
-
-
-
-
-
2
2
-
-
1
3
3
:
-
2
2t
1
1
44 1 6 16
93
93
139
139
4
4
3
30
30
17
17
100
186
186
3
1978
Oregon
Out-of
Transient
State
4
4
2
2
18
1B
1
I
31
31
1
I
1
I
11
11
9
9
-
4
4
-
24
24
-
31
31
Total
39
39
16
16
61
61
7
7
922
9
I1
2
?
58
58
0
o
:!'I
o
o
o
i.
port.
ports other
Oregon
vesselswho
whodelivered
deliveredto
Oregon
vessels
port.
to ports
other than
their home
home
than their
(Table3).
Oregon
wasthe
only state
Oregon
was
t}reonly
state that
hadrecord
recordlandings
landingsin
in 1978
Both
that had
1978(Table
3). Both
l'lashington
andCalifornia,
California, while
while not
Washington
and
their
not exceeding
exceeding
record1977
landings,ended
ended
their record
1977landings,
the
landingsthat
Alaska's1978
the year
year with
with landings
best
werethe
beston
landings
that were
the second
second
onrecord.
necord. Alaska's
1978landings
weredown
previousyear
year and
downapproximately
approximately40%
from the
first time
were
40%from
for the
in twenty
the previous
andfor
the first
tire in
fuenty
years
years were
were less
landings
Oregon
less than
than the
blashington,
0regonand
the combined
combined
landingsof
of Washington,
andCalifornia.
California.
productionwas
poornorth
generallypoor
Throughout
Throughout
the
the shrimp
l,tewport,
shrimpseason
seasonproduction
wasgenerally
north of
of newport,
percent
percentof
arnunting
only 15
amounting to
85 percent
to only
of total
Theremaining
rcmaining85
15 percent
total state
state landings.
landings. The
groundswhere
goodin
from the
care from
came
the southern
southernOregon
fishing was
wasvery
in nearly
nearly
Oregonshrimp
shrimpgrounds
wherefishing
very good
progressivelydeclined
all
areas. However
all areas.
In
However catch
rates progressively
season. In
catchrates
declinedthrough
throughthe
theseason.
recent years
recent
years annual
annual landings
areas north
north and
and south
of iewport
have tended
from areas
lleu.rport
to
landings from
south of
have
tendedto
plus or
percent.
averagenear
nearaa 50:50
50:50ratio
Total
Oregon
landings
in
in
April,
April,
ratio plus
Total
0regon
landings
average
minus
10
percent.
or minusl0
(4,690mt)
pounds
the
the first
first month
month of
of the
the season,
season, were
were a record
mt) million
million pounds
record10.3
10.3 (4,690
(Table4).
production
peaking
(Table
4). iionthly
million
1onthly production increased
increased in
In f4ay
flayand
andJune
June peaking at
at 12.8
128 million
pounds
(5,790mt),
pounds
(5,790
mt). After
After June
Junemonthly
monthlylandings
as shrimp
shrinp became
becarp
steadity declined
declinedas
landingssteadily
less
less abundant.
abundant.
a,
-4-4provinceand
Table 3.
Table
3. Annual
Annuallandings
landingsof
of shrimp
shrimpby
by state,
state, province
andentire
entire
(in
pounds;
Pacific
Pacific coast,
coast, 1968-1978
(in thousands
of pounds; primarily
primarily
of
1968-1978
thousands
Pandalus
PMFC
Pandalue ap.)
Crab
ep.) Source:
Source: PMFC
andShrimp
ShrimpData
DataSeries.
Series.
Craband
o
a
o
Year
1968
1968
1969
1969
1970
1970
1971
t97t
1972
t972
1973
1973
1974
t974
1975
1975
1976
1976
1977
L977
teTB:!
1978'!
Alaska
42,023
42,023
47,851
47'851
74,256
74,256
94,891
94,891
83,
83, 830
830
119,964
119n964
108,275
108,275
98,535
98,535
129,011
729
"0lI1
116,89
116,891
73,000
73,000
Br. Columbia
1,566
1,566
2,119
2,LLg
1,538
1
,538
735
735
794
794
1,729
L,729
2,644
2,644
1,728
t,728
7,723
7,723
6,176
6,176
2,500
2,500
Washington
1,164
1
,154
1,425
1,425
926
926
678
678
1,582
I,582
5,271
5 r27L
9,325
9 ,325
10,167
10,167
9,261
9,261
11,803
11,803
11,600
1,1,600
Oregon
California
10,976
2,270
10,976 2,270
2,948
10,505
21948
10,505
4,048
13,735
4,048
13'735
9,291
3,081
9,29L
3,081
2,434
20,861
20,861.
2,434
24,517
24,517
1,240
1,240
19,968
2,338
19,968
2,338
23,893
2
3 , 8 9 3 4,993
4,993
25,392
3,400
25,392
3,400
48,580
15,640
48,5B0 15,640
56,997
13,167
56,997 1
3,167
Total
57,999
57,999
64,848
64,848
94,503
94,503
108,676
108,676
109,501
109,50I
152,720
t52,720
142,550
142,550
139,316
139
,316
174,787
t74,787
199,090
199,090
157,264
L57,264
for Oregon.
Preliminary data
data except
exceptfor
Oregon.
!'I Preliminary
a
o
(CPUE)
Theaverage
averagecatch
record
The
for
for double
wasaa record
catchrate
rate (CPUE)
doublerig
duringApril
April was
rig vessels
vesselsduring
pounds
per
2'035pounds per hour.
2,035
hour. Uowever,
llowever,CPUE
seasonand
and
declined
the rest
rest of
of the
the season
CPUE
declinedsteadily
steadily the
poundsper
per hour
(Table4).
averaged527
527pounds
averaged
hourin
in October
October(Table
recorded
were recorded
4). The
Thebest
best catch
rates wene
catch rates
from the
per hour
poundsper
from
the southern
southernOregon
fishery. The
Oregonshrimp
shrimpfishery.
averageof
hour
Theseason
seasonaverage
of 879
879pounds
for double
per hour
rig and
and521
from the
for
double rig
621 pounds
pounds per
was down
the 1977
for single
rig vessels
1977
hour for
single rig
vesselswas
downfrom
average
11062antl
average of
of 1,062
and 865
pounds per
per hour
hour for
865pounds
for double
andsingle-rig
single-rig vessels,
doubleand
vessels,
respectively.
respectively.
Figure22 depicts
depictsthe
bordersof
in Table
Figure
the borders
the state
state areas
listed in
Table4.
4.
of the
areaslisted
showsthe
shows
landings
1977and
and1978
the 1977
1978Oregon
Oregon
landingsfor
for comparison.
comparison.
O
)
O
o
o
It
It also
also
placeoff
i,loeffort
Ho
effort took
Vancouver
Island
took place
off Vancouver
Islandin
in 1978.
This area
areawas
wasclosed
to
closedto
1978. This
fishernpnin
United States
States fishermen
and
reopening
in
1978
was
contingent
upon
the
outcome
United
in 1977
and
the
outcore
reopening
in
was
1977
1978
contingentupon
fishery negotiations
of the
the fishery
negotiationsbetween
of
the
U.S.
and
Canada;
however,
no
agreement
was
no
agreerpnt
was
betweenthe U.S. and Canadaiholever,
permitted,
reached
during 1978,
fishery was
reached during
1978,and
andno
no U.S.
waspermitted.
U.S.fishery
(2,100mt)
pounds
0regonshrimp
shrimpvessels
mt)
Oregon
landed
(2,100
fishing off
l'lashington
4.7 million
million pounds
vesselsfishing
off Washington
landed4.7
percent
pounds
frum that
from
that anea,
area, down
down 40
40 percent from
million pounds caught
by 0regon
Oregon
from the
the record
record 8.0
caughtby
8.0 million
(Figure2).
(area 32)
grounds(area
boatsin
boats
The catch
catch from
in 1977
from the
Island grounds
32)
1977(Figure
2). The
DestructionIsland
the Destruction
pounds
t{as
quite approach
fron 1977
in
was up
the
caught
up from
but did
1977but
did not
not quite
approach
2.5 million
million pounds
caughtin
the record
record2.5
(Table5).
1974
1974(Table
5). There
Average
Therewas
was a
29 and
30. Average
a substantial
in areas
areas29
and30.
substantialcatch
catchdecline
declinein
pounds
seasonal
seasonal catch
catch per
per effort
effort by
by double-rig
was only
area 32
691pounds
in area
32 was
only 691
double-rigvessels
vesselsin
per
for 0regon
t'lashington
per hour
hour and
was the
highest average
in
areas
Oregon
and that
that was
areasfor
the highest
averageCPUE
CPUE
in three
three Washington
(Table4).
boats
boats(Table
4). As
during
As with
with most
most areas
areas along
was highest
alongthe
catch rate
rate was
highestduring
coast, catch
the coast,
progressed. Market
tvlarket
the first
first two
rncnthsof
the
progressed.
tvlomonths
of the
seasonbut
but declined
season
the season
declinedas
asthe
the season
(Table6).
goodgrade
gradeduring
year
sanple
6). The
The1975
sample data
data showed
showed a
1975year
a very
very good
during the
season(Table
the season
(age.III)
class
III) continued
be a major
major contributor
it was
was
class (age
season,as
as it
continuedto
duringthe
the season,
to be
contributorduring
(as age
presentbut
(as
it
ageII)
II) in
in 1977.
Some four
year old
old shrimp
but it
havebeen
beenpresent
t977. Sonp
four year
shrimpmay
also have
mayalso
is difficult
difficult to
because
is
to separate,
separate, with
with confidence,
confidence, age
younger ages
shrimpfrom
fromyounger
dg€IV+
agesbecause
IV+ shrimp
length
length ranges
rangesmerge
rnrge too
too much.
much.
(ageII)
the
year
The1976
The
year class
weakly
1978. However,
However,
the 1977
1977year
1976year
II) shOwed
shbwed
weaklyin
in 1978.
class (age
-5-5Table4.
Table
4.
State
state
Area
Area
Apri
AprilI
32
3 2 CC
tl
C l E t 1/
C/E1
clE22/
C/E2
.June
June
July
July
Aug.
Aug.
629.4
628.4
907
947
I'133
1,133
782.3
782.3
435
435
621
621
815.3
815.3
483
483
643
643
82.6
82,6
30
3 0 cC
C/E1
clE2
C/E2
336.9
336.9
741
741
989
989
516.2
516.2
535
535
834
834
358.5
358.5
602
602
506
506
6
99.3
698.3
281.9
281.9
502
502
371
371
29
2 9 CC
C/Er
C/E1
4
41.9
1.9'
188
188
510
510
2.6
2
.6
0
0
163
163
clEr
clE2
C/E2
28
2 8 CC
ClEt
C/E1
C/E2
ClEz
26
2 6 CC
clEl
C/E1
clE;
C/E2
0
May
ivtay
43.4
43"4
467
467
639
639
TI
0
0regon1978
poundsand
1978monthly
monthlyshrimp
shrimpcatch
in thousands
Oregon
of
catch in
thousands
of pounds
andcatch-percatch-pereffort
by
statistical
area for
effort by statistical area
vessels.
for single
anddouble-rigged
single and
double-rigged
vessel
s.
24
2 4 CC
clE1
C/E1
clE;
C/E2
222 CC
?
clE1
C/E1
clE;
C/E2
z L CC
21
ClEt
C/Ei
clE2
C/E2
20
2 0 cC
clEl
C/E1
C/E2
clE;
19
1 9 CC
clEt
C/E1
clE2
C/E2
18
1 8 CC
clEr
C/E1
clE2
C/E2
Total
Total CC
ClE,,
C/E1
clE;
C/E2
'I
:!2/
u
-
53.9
53.9
342
342
606
606
65.7
65.7
449.8
449.9
514
514
707
707
434.5
434.5
344
344
563
563
597.6
597.6
252
252
26.0
26.0
17.1
17.I
610
610
134
134
-
536
536
126
t26
467
467
411.5
411.5
-
602
602
5.0
5.0
128
128
194
194
Sept.
Sept.
-
-
382
382
:
-
-
63.1
63.1
502
502
423
423
185.0
185.0
Oct.
0ct.
Total
Total
1.9
2,353.9
1 . 9 2,353.8
562
562
138
691
691
138
-
103.1
30.8
1
0 3 . 1 30.8
336
336 -359
359
404
404
t70
170
-
2.5
2
.5
0.8
0.8
28.8
2g.B
-
2,325.8
21325.9
569
569
585
585
78.4
79.4
-
173
t73
248
248
-
-
399
399
146
146
83
83
782.5
782.5
408
408
490
490
260.2
260.2
262
262
344
25.5
?5.5
3.2
3.2
2,478.4
21479.4
4
33
433
707.6
707.6
381
381
435
435
45.2
45.2
13.0
13.0
205.6
205.6
19.1
1
9 . 1 24.1
24.1
221
645
22L 645
536
536
570
570
177
t77
403
403
u4
-
-
308
308
473
473
-
234
234
--
360
360
461
461
-
350.2
350.2
256
256
420
420
6,819.9 4
6,818.9
4,941.6
1 9 4 1 , 6 1,372.3
2,508.0
11372.3 2,090.8
2,090.9 2
r 5 0 8 . 0 3,001.0
3r001.0 294.0
294.0 21,026.4
211026.4
865
865
662
345
662
499
345
401
248
401
377
515
499
377 248
515
2,454
500
415
927
?,454
500 415
927
630
630
1,104
638
721
1, 104
638
72t
1,607.5
1,422.4
3,470.9
5,476.8
1,607.5 3
r 4 7 0 . 9 7,705.6
7,7A5,6 5
1 4 7 6 . 8 1,42?.4
448
1,510
702
766
448
1,094
1,510
l,,094
702
766
697
3,089
9
61
697
1,122
961
3,089
1,122
1,717
1,717
-
:-
1.4
1,4
180
180
-
53.9
5
3.9
202
202
542
542
-
353.0
353.0
507
507
769
769
12.5
L2.5
713
7t3
1,475
1,475
689.9 1
105.2
5r875.0
689.9
0 5 . 2 5,875.0
684
684
396
160
160
396
895
1,112
714
t,Lt?
714 Bg5
'67.3
67.3
855
855
1,062
I,062
256.2
256.2
502
502
824
824
258.9
258.9 199.4
199.4
116
272
?72 116
675
675 718
7t8
842.8
842.B
612
6t2
205.7
205.7
548
548
2,033
2,033
65.1
65.I
438
438
694
694
-
782.9
782.9
485
485
888
B8B
969.4
969.4 1,061.4
1n061.4 1,423.5
l,,423.5
1,001
582
1,001
1,118
582
1,118
1,616
1,909
1 , 61 6
1,131
1,909
1 ,1 3 1
-
285.2
285.2
626
626
845
845
513.1
5 1 . 3 . 1124.7
20r321.0
124.7 20,321.0
782
272
317
3 1 7 272
782
534
1,085
514
514
534
1,085
1,052.6
1
1052.6
447
447
855
855
10,347.7
12,763.0 10,833.9
6,270.0 4,642.1
561997.1
10,833.9 6,274.0
t0,347,7 11,344.0
41642.1 796.5
796.5 56,997.1
1 1 , 3 4 4 . 012,763.0
621
621
968
968
22t
819
628
593
438
365
819
628
438
365 221
593
879
879
2,035
860
604
511
2,035
860
604
5 1 1 527
527
1,118
780
780
1,118
per hour
poundsper
ClEr Average
Averagecatch
for single-rig
C/E1
i n pounds
hourof
s i n g l e - r i gvessels.
of effort
vessels.
catch in
effort for
per hour
poundsper
ClEz Average
i n pounds
for double-rig
C/E2
Averagecatch
catch in
hourof
of effort
double-rigvessels.
vessels.
effort for
*s-
o.
tTY.
f
i..-
o
B,C,
o
V
STATE
STATE
STATISTiCAL
STATISTICAL
AREA
AREA
:1.977
10 0
.u7o
s,
c\
*
5
5,000
0000
nN
0
vo
o
o
JI
32
1
,397,000
1,397,000
2, 354,000 /
2,354,000
n
5, 8 2 2 , 0 0 0
5,822,000
2
, 3 2 6, 0 0 0
2,326,000
30
vqys
Cape
lizabeth
lizabeth
;
I'fiqSH,
I'Iillapa
29
'rd
a
tt;
2b
a
'24
2Lt
827,000
7B,000
3,696,000
3,686,000
783,000
783,000
Bay
Colrxnbi-e
Falcon
5
5,641,000
,6 41,0 0 0
e,4.79,000
2,478,000
Cascade Head
Cascade
2 ,8 3 6,0 0 0
2,836,000
350,000
350,CI00
OnE,
ORE.
Perpetua
Cape Perpetua
'/2
22
o
7J
21
fv
20
o
ri
2
1,c26,000
21,026,000
Coos Bay
tsay
Coos
.ln
a
1
7,?09,000
17,209,000
8,435,000
8,435,000
1,755,000
1,755,000
2A,321,000
20,321,000
Blanco
Cape Blanco
353,000
353,000
Rogue River
River
Rogue
19
19
8
12,000
812,000
5 ,975,000
5,875,000
liJ
1
55,000
155,000
i1,053,000
.o0 53 , 0 0 0
48,590,000
48,580,000
56,997,000
56,997,000
F
i g u r e2.
Figure
2 . Oregon
O r e g o n1977
1 g 7 7and
a n d 1978
1 9 7 8shrimp
s h r i m plandings,
p o u n d sby
, y state
i a n d i n g s ,in
i n pounds,
b
state
s
t
a
t
i
s
t
i
area.
statistical
c a l area.
CAL,
CAL
ii6-'*
K.r'-*
2,240.7
38.8
1,098
2,589
-
0.6
14.8
14.8
-
,l-l
.o\t
d)stolc?
.:!?f.r
- { Q ( o (- \ t
-r5
o
sfrcrt\@
r- \. c_ o_ (. l(d\ ta! :\
g 1R t -
rcrollt)cr
r rl6)r€t
-rooa,ilb
io6'"-'
<fFrF
. ."rj$
<vcdi.i_r
:XS'crr ro
FtsJ
s.l
Nl
754.1
246.5
654
1,500
1,038.2
392.3
565
1,261
-\l
.
.Otfl
t\ (I, ch (n
.
Gtto
Fl
or <r
.
*cQ-.-i
-
879
::EE::":s3":"ts8
cl9966
(! ?
- roo.rt r o c l J s r \ g ( r r r j )
I
.
l\sl
c)g,
Fr
927.0
463.0
903
1,352
5/
5/
to G,
2,207.6
675
V
aa
@
0O
C/E2
C2
C/E1
C/E1
C/E2
,J,*T
Ol
I
.,i,$
-SSS
-.SSS
Fi
t\
t\
t\
1975 C
t\
r-l
1974 C
C2
C/E1
C/E2
33333853
#.$
. .
Fl t-l
-.SS;
1973 C
P c D ! > n\tc r r c ' r <t\r r f t
'.O
-ui!,}
.
t\
or t!
97
ol\rt
frO @ o'l
-
ct
33"tN
Ri <rl
-S5;
C2
c'b -.y-5
1972 C
C/E2/
C/Ei/
CJ
-\d'Sl
1971 C
Year
.rb,rb
\..\.
rrr
1970 C
C/E
1969 C
C/E
1968 C
C/E
.t,
F
.u
Gl
":":SS ":q33
R g * - i Fr
893.2
836.6
872
1,248
34
Table 5.
r.Lr
(Y)F{
a
2,630.4
2,224.9
827
931
(\,
a!?
dt
.o
734.0
(\l
r
a
617.3
590
808
(\t
1,350.1
142.0
551
717
cf or t\ Fr
o r(\rG)
osf@orl
fircr
rr(:,(\\l
A, r.o (\, O
g.F
4,936.9
3,891.7
608
757
362
550
tcr c\r (o
. ror(\J
\e!_rroF
(r,.\
O) (\\t
I
"}4
6.1 Fl
5c,)
gc
<.a
dO-l|\
.
.k!)Fl
C)AttJ)|\
ro cf
C2
C/E1
C/E2
&s^"d.-r{
e
1l)
.6e
lf)l'o!+F
o rAlF
Grcr(o@
sf r{t
259.9
218.8
556
753
iiNE
722
356
(3o | ,
RE''
1.9
1.9
3
113.9
35.8
383
702
1,553.6
606.7
933
1,253
ar 6 q? ru
:^;-:Ad
cer.eo-;<
erori
Ft
1,829.3
84.4
rj)
-
clrdsf
sts
-
416
552
1.9
ror\
N
0
0
9.8
775
475.2
r-{
r.o
- r -t\; ! ?q?
f o co
c ' i < i o r- n i
i
,Jt6
Ft
rJt tS
?":83
*S-*
(O(v)
r-t
:!{
}F:":EU
'b
\Ql\
,i-1
a
sf NtrrcC
loqrtE)(f,t
642.5
359.6
624
677
-3/
3/
lo c.t t\ ry
? aqrd
n G r + 5t"?q
+ *i
846
g+-f
-\l
Fl
1b6.4
792
-
OI
-\l
461.5
190.2
497
902
-3/
r{ oh
o(Y)
t\trl
6
l\
787.1
539
-3,
1,067.4
690
25.2
494
29
30
sf c>
ocD
t\tcr
..O
O
-\l
ia-aaa
0
EO
oE
ct)
o!t
Lc
o,g
^l sf
.qt
'-rtst
(\l
'
32
EL
LO
-gF
.n.A
-\l
a
<f g,
726
0
430.2
337.0
368
926
Sg
+
(?)cr)
crr @
-
q'+.BS
OroarorFl
o .src
LrrO+E
te
rr.-
.
746
1,182
n
g
Cn
5,366.6
3,607.4
-i
U
-;
O
-.
-f
g_b.d 5 o r
tr) c4,
a
626.0
479.4
639
q
F)l\
;ij
r{{i
( \ t r -o.c!g9
l eN
Or.o
@ t,.f)
a
2,936.0
2,271.4
592
()G,
14.0
(C(\.l
601.3
497
c'r <f
1,220.0
662
rr) r-t
_-.6
1,001
o
(\.t
:gr
8,665.9
5,947.8
617
795
a
r€rr\6irrt'ir
(o€)
oi, (O
40.3
489
1,061
a
(Y)
132\€t
6+-rO Or
105.9
.
(\.t
91U8 r?i8D
.oFr\or\
i3E3
r1.1JtoS
oi€--.
Fr
Ki
- i F;
469
Crr
9,295.8
4,381.0
671
720
5,575.9
1,762.1
465
2,915.8
560
3,852.1
567
2,660.8
635
a
|:.lo
ro
F
(u
Q.'r
355
s\l
2,526.3
1,983.1
=th
oq
rQl{
c)?.oro@
sl\
l\ c)
Gt sl
:F:E:E::qF:iFE
Grro
ultrr
SlcviFN
ro
(:)r.o
(o
tO-
1,771.6
792
+r
ta ,n
cD v,
g(u
.r)
'r5
cTt
|!(u
rCD
ot
563
V
"I
L/
251.1
430
325.9
556
24
28
OOI
-c F{
o
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.r\l
Fl
r.O c) (Y)
si
ol\
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a
taN
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cH
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ur co
:(.o
o(T)
-3,
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";
26
Mnual Oregon shrimp landings in thousands of
single and double-rigged vessels, 1968-1978.
cl
rF
Area o I Catch
poulids
o
ot (o
8B
731
1,180
3S
Ci 1vt
9,502.4
6,048.1
\o art
N^i
2,780.4
2,076.6
603
813
Fl o
o<r
t\
.N'
(J
'ct
5,661.5
2,888.2
Fr
10,757.4
3,228.6
627
778
a-
rir
-
G
0
1,534.4
G
357
sf
>
g -_.F L O
qtc>
|
7,011.3
400.4
632
1,213
c- ;D6r c t
\Qto
o
6/)
aiaa-a-aaaaaa
sf
g
3
a
)i}ir
c)()r)Rt
4,686.9
565
6_
o=t
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l Q9r s f
q
3,666.9
431
580
4,062.8
o
v,
't,
a-
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aro
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(Y)
388
FrFrG.l(o
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132
r
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1,344.9
0
975
t')Ft
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rf _ or
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(l e
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1rr
22
,
o
lF
238.9
636
6r. (0
656.0
0
O
199.7
494
+,
v,
1,550.4
1,228
58
2.1
:E:3iS?B
crro
<rr
oAi
.
.
Ft
I
o
25.6
18.8
171
692
(6d}Fr
0
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qr
ri(>-r
cr
-
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251.8
41.6
213
633
1,454.6
0
677
472
e \R
o
(\t
0.9
ii
0
-
go
-
,
Cn
802.3
89.1
549
810
r\
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727
O
N
<f
[o-t
l\
187.0
341
t{
S
gr
-
=
0
576.0
I
sfo
443
:E
ll)Fr
46.7
0
168.0
740
141.9
lE
l\rf,
159.4
398
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s,
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0
140.4
551
I
aaaa-
c,
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:! o
=
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o
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6.l
co
1,302.7
1,087
20
+,
a
+,
.cl
P
o
tcr
:-.+
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at
t,
a
'l \;
oo l\
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307.2
554
19
.d
(l,
L
tO
895
281.2
18
and catch-per effort by statistical area for
o
<>O
.Ol
F. C€}
t
o
rF
o
q+i
(\t ro
15.0
157
o.
158
- 7-
383
829
.
l.r)6.r
.
FlFt<t
Ft
o oCC(\l
I E- oo =5 "lo.
o
C)
o')
Fr
Fl
rfFu-t
o
.+Ltrt
31tglrqt,O
\g
rr)co
OCO
OOsf^r
o oOOd
R 3-'i
1,112
CrOr()sf
bNq?gr
o r@s.l
155.0
126.1
4,012
1,838
361.6
227.1
526
993
Or-l
SJ OC
.
.Fl(Y)
rrlr.6lq'c6
105.5
81.7
(Y)
d(O
:-.(\lCt1
l\tr)O!
!9(\l
(r,Sl
5,875.0
3,213.0
684
(g
811.9
307.0
1,585
1,424
o
1,052.6
889.4
447
855
-8-
Fl
"O."*
OO11.T1j.)
r
r@@
Fr FtF
A- .
(\t(\J
(Y) <)
Fl
@.if
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l:to
a
dH
O6N('r
.
.O
fi) (Orf'
u.ro--
(O
r\
(Y) (Y,
C/E2 = catch per hour by double-rig vessels.
l\(\J
o
353.0
306.8
507
769
Fl<f,O(C)
o os'ls.t
r.1-rsf -rtrf,
(q+
G .
S!' € F{ F.
Or@O(Y)
-. -.O) (O
<r s(O
Cr
. lft
1,755.1
571.0
1,424
1,920
704.9
254.8
690
963
FrC)r+O
r o $J (\,1
r.f) Fr <!- gt
r-i
rot\
1,674.0
538.5
724
875
r(' c)
782
1,085
515
927
o
360
461
2,478.4
2,027.8
75].
5,641.1
4,649.2
582
":i3s
":":39
gR*.o
ss++
(oCO
tsri
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o oNc+
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248
o o(O!J)
NFstf\
st6
sr ro (Y) co
78.4
70.5
173
or(o
465
751
T.f)If,)tJ)LO
t.f)(o
o cD |.r).{
827.0
587.3
955.1
665.1
544
542
-l -l I qt
.
.S:. ql.
i+,
CJ
c
.F
782.5
748.2
408
490
730
986.7
727.3
628
\:Rg
Et-OrN
G'
ro
(u
'(t
=
u
g
tn
o
an
ta
(u
a
(u
o
.
rj)
Year
.
l{)
I
!r., td
ct
t-
a
Ft
dcldNr{N
569
585
1,052
2,325.8
2,090.0
(\l
s.J
LO
tO
rf)
(u
cl
5
o
E
a
(.,
()
tlrl
U, U,
lrl Ltl
..l.Sb> clsbb
!g
l\
A
!\
t\
gr
FFI
L
I
+t
ct
..'$lb
1976 C
-LO
v
C/E1
C/E2
Table 5.
o
(J
r{
Fl
C')
OO
r\
gl
T'
a)
'ct
c
.tt
ah
(\l
(J
'I
1,466.2
1,120.3
1,462
1,394
^l
(Y)
C/E1
C/E2
(Y) Gl cf
o_otOQ
(O O -f, C')
c
.
tg$l
{-FlFtd
g
Ft
COO(\TFT
o o(l:lOl
(Y)<f Ll)l€|
t31l3t
C2
+t
€)l{)r.()O
o o<fl\
to\9oFr
. .
OCtt
2,353.8
2,154.0
562
691
.-
C\l (\l
rft
C4t Ft
Ft
aaaa
r{
Fl
od 6
-
F
5
g
dd33
o\tol
1978 C
E,
tl)
@OCnLo
565
r(u
.
"i"iHg
Ft
-
Continued.
CCNHsf
-:-?l{)Oi
QqJLor.()
qClr
a
^-
Fl
108.8
92,2
551
594
Fl
5,822.4
5,239.9
922
aaaaaa
1,396.6
1,196.5
1,045
1,170
(Y)
l\
(\lf.)
ctt o\l
5.1
5.1
ddRX
Sv{,
t+OroJo\t
C2
C/E1
C/E2
745
1,728.4
1,358.0
702
30
qfc)qJtO
1977 C
a
o
.G
(,
C'
()
lt
(!
'J
()
tn
(u
an
q
o
.
Ef
.F
.U
L
+)
.tt
|
o{tE"tt
.
tU
.tJ
Gt
.
.tt
*,
4t
o:)
c
tn
.g
(o
(\t
(o
^l
t\J
.rt
ct
ct
Gt
o
rv)
o(u(u
-a
3..c.c-€
5+,+t+'
(l.?'F
s33=
L!rtt€
uoJ(uo
o-ioEE
555
-Cr-F
(r(J(,ct
+tggE
ct
(J
||
.?
.F
.F
or
(!
<f
^l
Fl
(\l
;'l
ACt.tt(o
Ldooo
\.$LS
(-)
Area 21 included with area 22 data.
ct (\l
FCL
-g
..r\l i't
r)
5/
rO <t
€t
:()
o
(JL
Area 24 included with area 26 data.
r+ @ C) Fl
. .6(0
€) r\ di +
F GJ
qif O
E3
_(l
L/
Ftc'l $r Ft
o rColo
Fr Ctr tJ't N
<f <f
tO l'!)
(\t
.
tn
CL
Area 29 included with area 30 data.
OO Flq? Ct
_. _.(Y)13)
c'l <f r.O
!Q
(Ir rf)
Gl sf
aaaaaa
=
o
3/
21,026.4
18,024.8
. .lf)(\l
OlJ"reJ+
r.c, C{
dtat
(\l
l\
3
C/E1 = catch per hour by single-rig vessels;
20,321.0
16,021.0
1,120
1,526
<\t t\ (<) o
786
1,232
c) F{ l> o
(u
1t
cf) $.!
7,236.8
6,459.1
433
653
o
FrOO
(\\t r-l
L
I
/
aaaa
|\C{
r{r{
. .ODCI)
(c)cFr=Ff\
c/) (Y)
@(o
o
C2 is landed catch by double-rig vessels; included in C, all columns.
q-J
. .t\CO
-!qt(Y)t.f)
qr
(nt @
(u
.A
tn
OOrr)|\
.
.Fl(\.l
r.e) <f r.n orr
St(\J
o o
350.2
325.7
256
420
3,311.7
2,899.1
374
F- dst
582
a
rf
790
tor+
17,208.7
12,601.1
aaaaGa
ul
Ctt
t\Ftr€)6\t
r o€CD
6 Fl N hJ
.
OO
Nt(o
2,836.0
2,639.1
437
6,752.1
4,491.3
595
800
Fl(Y)u) O
-!
!Ol(>
OO
ry !lrr)
lOql
Flqr
3,686.2
2,870.3
695
886
a
8,435.1
4,844.4
a
<)LOsf
!f)
.
-.Gl!\
€
:+ Qfl\6/)
(g Irt
aaaa-
-9-9-
o
(ageI)
year
dominant
be the
the dominant
class
to
and nnst
most likely
will be
year
class (age
I) appeared
be strong
strong and
likely will
appeared
to be
groupis
is unknown
now.
the
now.
in the
tJre1979
fishery. However,
bionassof
this age
unknown
class
class in
Howeverr
the biomass
of this
agegroup
1979fishery.
Table
Table6.
6.
(by number
per pound
poundand
of shrimp)
shrirp)
Count
(by
Countper
andage
nunberof
agecomposition
composition
(lrtashington
in
coast) as
as sumnrized
summarized
in areas
29, 30
and3232(t'iashington
coast)
aveas29,
30and
from
monthly market
from monthly
marketsamples.
sanples.
o
O
r
April
April
May
t4ay
June
June
,luly
July
August
August
Septerber
September
0ctober
October
942
942
1,081
1,081
634
634
602
602
713
7t3
563
563
110
110
nrimp
108
108
111
111
101
101
100
100
99
99
92
92
129
129
2.3
2.3
20.7
20.7
21.6
21.6
31.1
3
1.1
35.5
35.5
412
41,2
66.4
66.4
14.4
14.4
79.4
79,4
50.3
50,3
37.1
37.1
43.7
43.7
39.3
3
9.3
44.4
44.4
20.0
20.0
13.6
13.6
18.3
18.3
29.0
29.0
41.3
41.3
25.2
25.2
25.2
25.2
t
(state areas
Shrirp
Shrimp landings
Oregon (state
from northern
northern0regon
24, 26
and28)
28) totaled
landingsfrom
aneas24,
26 and
totaled
(1,600mt)
(Figure 2)
3.6 million
million pounds
pounds (1,600
mt) down
down 70
70 percent
percent frcm
from 1977
2) and
and the
the lowest
3.6
lorcst
1977(Figure
havebeen
they
they have
beensince
since 1966.
AverageCPUE
levels
were the
lorest of
any area
arca along
along
1966. Average
C,PUE
levels were
of any
the lowest
(Table 4).
the
coast with
with the
exception of Arca
Area 29, just
just north
north of the
the Colurbia
Columbia River
River (Table
4).
the coast
the exception
o
o
gradeulas
goodduring
tlar*et samples
June,
Market
was very
April through
samplesindicated
indicated the
throughJune,
the grade
during April
very good
primarily because
(Table7).
percentwerc
primarily
becauseover
were three-year
7). July
July and
and
over 50
50 percent
old shrimp
three-yearold
shrirp (Table
Augustsamples
sampleswere
in
August
were too
were unable
we were
any in
too small
small to
obtain any
to evaluate
evaluateand
andwe
to obtain
unableto
year-classis
September
Septerberand
is unknown.
andOctober.
0ctober. Therefore
Thereforcthe
of the
status of
the status
the 1977
1977year-class
unknown.
poor catch
Thepoor
rates during
few months
not encouraging
The
catch rates
during the
the last
last few
of the
seasonare
are not
monthsof
the season
encouraging
and overall
biomassin
and
overall biomass
in northern
northern Oregon
0regonmay
in 1979.
rny be
be down
downagain
again in
1979.
Table
Table7.
7.
a
(by nurber
Count per
per pound
pound and
and age
number of
of shrinp)
shrimp)
age composition
composition(by
Count
Oregon)
strrnarized
in
areas
24,
26
and
28((northern
Oregon)
as
summarized
in areas 24, 26 and 28((northern
as
from npnthly
monthly market
from
marketsamples.
sarples.
r
ed
o
April
Aprfl
May
I'iav
June
June
July
July
August
August
Septenber
September
October
October
546
546
590
590
430
430
201
2AL
198
198
nrimp
per noun
84
84
81
81
78
7B
29.7
29.7
23.5
23.5
17.0
17.0
21.0
2t.a
22.1
22.1
101
101
75
75
52.3
52.3
18.2
':''
15.4
15.4
35.4
35,4
15.9
15.9
54.4
54.4
555
55.5
60.9
60.9
32.3
3
2.3
46.4
46,4
samples
No
No sarples
No
samples
No sarples
o
pvoductionin
Perpetua
far the
By
greatest shrirp
shrimp production
Oregon occurred
By far
tie greatest
from Cape
CapePerpetua
in Oregon
occurredfrom
(state
percent
Over
70
percent
of
Oregon's
total
Blanco
221.
0ver
0regonrs
1978
to
Cape
Blanco
(state
areas
21
and
22).
to Cape
ar€as ?L and
70
of
total 1978
o
o
-10-10shrimp
shrimp landings
landings came
fromthis
from
camefrom
fromarea
wereaa record
record21.0
21.0
this area.
area. Landings
Landings
area22
2? were
(9,500mt),
pounds
million
pounds
landings
million pounds
(9,500
mt), up
million pounds
from
from1977.
Area21
21 landings
t977. Area
up 3.8
3.8 million
(9,200mt)
pounds(9,200
were
also aa record
record20.3
were also
mt) more
previous
rnorethan
the prcvious
20.3 million
million pounds
than double
doublethe
pounds
(Figure2).
recordof
of 8.4
8.4 million
fished
million pounds
set in
in 1977
washeavily
heavilyfished
record
set
2). This
This area
areawas
t977(Figure
during1978
lJashington.
during
by
from
with effort
beingexpended
farnorth
1978with
effort being
vessels
fromasasfar
northasastJashington.
expended
byvessels
percentof
Over
percentof
26 percent
and
Over 26
Astoria landings,
Garibaldi landings
landingsand
of Astoria
landings,nearly
nearly 23
23 percent
of Garibaldi
98 percent
r'lewport
of 1ewport
fromareas
98
percent of
landings
from
2Land
22.
landingscame
canre
areas21
and22.
o
AverageCPUE
in
April in
Average
rates
CPUE
rates for
for double-rig
wenevery
very high
high during
duringApril
double-rigvessels
vesselswere
area
area 21
21 and
and22.
Area22
first month
but
22. Area
rapidly after
monthbut
22 catch
rates declined
declinedrapidly
after the
the first
catch rates
(Table4).
per effort
pr€ssureof
the intense
intensepressure
in area
area
4). Catch
Catchper
effort in
the
(Table
of the
fishery continued
the fishery
continued
21 also
21
also began
began at
at a
a high
not decline
as the
but did
the season
season
high level
level but
did not
declineas
as rapidly
rapidly as
progressed;
in September
progressed; however,
August, catch
were below
however,by
by August,
and in
September
rates were
belowaverage
averageand
catch rates
pounds
per hour.
and October
0ctoberranged
rangerlfrom
and
per
from514
514to
534pounds
hour.
to 534
o
(ageI)
The1977
fishery in
in areas
The
year class
1977year
arcas
I) was
wasthe
maincontributor
to the
the fishery
class (age
the main
contributorto
(Tables8Band
21
Two and
and three
year old
22 during
old
21 and
and 22
except
(Tables
duringall
all months
months
exceptMay
lnlay
9). Two
three year
and9).
shrimp
it
From
market
sample
data,
it
market
data,
shrimp were
were about
aboutequal
equalin
in numbers
in
in
both
areas.
From
sample
numbers both areas.
(ageII)
appears
that the
be very
appears that
year class
was weak
weak and
and probably
probably will
will not
not be
very
the 1976
1976year
class (age
II) was
(age
year
providethe
abundant
in 1979.
abundant in
bulk of
of 1979
1979. The
The1977
I) will
will provide
the bulk
landings
1977year class
class (age I)
1979landings
as
as two
year old
old shrimp
however, it
how
abundant this
year class
two year
it is
is unknown
hourabundant
shrimpin
in 1979;
this year
class
1979ihowever,
unknown
w i l l be.
will
be.
O
o
Table8.
Table
8.
a
Number
Sampled
Month
ApriI
April
o
(by number
poundand
shrimp)
number of
of shrimp)
Count
per pound
Countper
and age
agecomposition
composition(by
(CapePerpetua
in
in area
Perpetuato
summarized
area 22
Bay)as
as summarized
22 (Cape
to Coos
CoosBay)
from
from monthly
monthly market
marketsamples.
sarnples.
Nay
14ay
June
June
July
July
August
August
September
September
October
0ctober
1,437
1,437
719
7!9
304
304
200
200
817
8t7
748
748
1,210
1,210
Shrimp
per pound
112
ttz
99
99
tlz
112
103
103
96
96
113
1
13
9
911
Age composition, in percent, by number
I
36.0
36.0
26.1
26.1
41.1
41,.1
46.0
4
6.0
48.5
48.5
68.9
6
9.9
56.6
56.6
II
32.0
32.0
28.0
?8.0
26.3
26.3
26.0
26.A
22.9
22.9
17.5
17.5
19.0
19.0
111+
32.0
32.0
45.9
4
5.9
32.6
32.6
28.0
29.0
28.6
28.6
13.6
13.6
24.4
?4"4
a
Table
Table9.
9.
*
o
Month
ApriI
April
o
I
May
i'lay
June
June
July
July
August
August
September
September
October
0ctober
(by number
number of
Count per
per pound
pound and
shrinp)
Count
and age
age composition
of shrimp)
composition(by
(Coos
in
from
in area
21.(Coos Bay
area 21
Bay to
to Cape
CapeBlanco)
Blanco)as
as summarized
surrnarizedfrom
marketsamples.
monthly
monthlymarket
sarples.
Number
Sampled
723
723
423
423
616
616
419
419
203
203
459
459
694
694
Shrimp
per pound
157
t57
100
100
123
123
112
tLz
115
115
93
93
125
t25
Age composition, in percent, by number
II
111+
I
59.6
59.6
17.2
t7.2
5L.2
51.2
42.2
42.2
58.1
58.1
50.3
50.3
78.7
78.7
22.8
?2.8
41.6
41,.6
25.6
25.6
27.7
27.7
22.7
22.7
21.1
2l.L
13.2
13.2
17.6
17.6
41.2
41.2
23.2
23.2
30.1
30.1
19.2
19.2
28.6
28.6
8.1
8.1
--1.1
11-
o
o
o
a
Shrimplandings
landingsfrom
from the
Port Orford
(area 20)
grounds(area
the Port
Shrimp
0rford grounds
percent
20) were
weredown
down80
B0 percent
from
1977and
lo'westthey
(Figure2,
from 1977
and were
were the
the lowest
they have
have been
been since
since 1965
1965(Figure
2, Table
Tabte'5).
5).
Augustwas
wasthe
the only
only month
monthwhen
August
when there
goodsign
there was
a good
sign of
of shrimp.
ihrimp.
was a
Thernst
spectacularincrease
increasein
in landings
The
most spectacular
landingswas
from area
area 19
record
1,9where
a record
was from
where a
s:?-Tillion
pounds
mt)
were
5.9
million pounds
(2,700
mt)
previous
caught,
four
tines the
the previous record
recordof
were caught, four times
of 1.5
1.5
{2,100
million
pounds
(Figure2,
in 1972
1972(Figure
million pounds
set
2, Table
Table5).
5). Oregon
Oregon
boits also
also caught
boats
caught1.1
1.1
9gt in
pounds(480
million
(480mt)
mt) in
in area
area18
(in iftas-ie
million pounds
tg off
off California.
Califoinia. ihese
slrrtmp(in
These shrimp
areas 18 ana
and
19
to be
be one
groupor
19 are
are considered
considered to
one contiguous
contiguousgroup
or stock
stock of
of shrimp
shrimp'tliat
that overlap
overlapthe
ttre
California-0regon
boundary..
California-Oregon boundary.
tgZs tatch
rate of
The nean
mean 1978
catch rate
of 1,112
pounds per
per hbui
hour for
l,l!Z'pounds
-The
double-rig
double-rig vessels
vessels was
was ttre-highest
the highest of
of any
for Oregon
area for
0regonboats
boats'along
any area
along the
the coast.
coast.
SonBdecline
declinewas
wasnoted
Some
during the season
notgd_4y.!lg-the
season-but
the monthly
monthTy
but the
remained
high,
averages
reinineA-rrigh,
- averages
ranging
fron 714
714to
per hour
(Table4).
ranging from
to 1,909
1,909lbs
lbs per
hour(Table
4).
i4arket
first three
the first
1arket sanrple
sample data
data showed
showed that
that during
during the
three months
npnthsof
of the
the season
season
pw9
two 3nd-three
and three year
year old
old shrimp
shrimp constituted-the
constituted the largest
largest portion
portion of
(Table10),
of the
the catch
catch(Table
l0),
year
(tglt
as
one
year
but
by
July,
as
one
year
old
shrimp
(1977
old
shrimp
cliss),'becama
year
class),
became
more
more
vulnerable
vuinerabie
to
io
fyt !f 9uly'
'As
the fishery
fishery they
they became
the
becafiErpv€
dominhniin
in the
tire catch.
more dominant
catch; As with
of the
with most
most of
the coast
coast it
it
appearsthat
year class
that the
the 1977
1977year
class as
probablybe
II shrimp
shrinp in
appears
as age
age II
will probably
be a
in 1979
1979will
a strong
strong
year class.
class.
year
Table10.
Table
pountland
10. count
andage
age composition
Count per
per pound
composition(by
(by number
number of
of shrirp)
shrimp)
(Brookings)as
in area
in
area 19
19 (Brookings)
as summarized
from nnnthly
sumarized from
markeimonthly market
samples.
samples.
a
ilumber
a
Month
Sampled
ApriI
April
$'lay
Nay
.lune
June
,luly
July
200
200
464
464
402
402
404
404
405
405
400
400
200
200
August
August
Septerber
September
0ctober
October
a
o
o
Shrimp
per pound
B3
83
99
99
92
92
102
102
B7
87
108
108
100
100
Age composition, in percent, by number
I
II
111+
6.0
6.0
!4,2
14.2
23,1
23,1
48.0
48.0
34"1
34.1
53.0
53.0
43.0
43.0
16.5
16.5
40.1
40.1
26.1
26.1
14.9
14.9
18.3
lB.3
35.5
35.5
25.0
25.0
77.5
77.5
45.7
45.7
50.8
50.8
37.1
37.1
47.6
47.6
11.5
1
1.5
32.0
32.0