NMFS California/Oregon Drift Gillnet Observer Program
Observed Catch - 1997/1998 Fishing Season
May 1, 1997, through January 31, 1998

This table summarizes the total catch and final disposition, by species, of all fish, marine mammals, sea turtles, and seabirds observed caught in the California/Oregon drift gillnet fishery during the 1997/1998 fishing season. Data were collected at sea by contract observers, and represent a total of 748 sets. Approximate total fishing effort for the season is 3,436 sets.

Species

Total
Caught

Number
Kept

Number Returned

Number
Damaged

Catch per
100 Sets

Alive

Dead

Unknown

Swordfish

1809

1766

43

296

241.8

Striped Marlin

76

1

75

10

10.2

Blue Marlin

14

13

1

1.9

Other Identified Billfish

2

1

1

1

0.3

Albacore

1293

1141

152

272

172.9

Bigeye Tuna

8

8

1

1.1

Bluefin Tuna

676

639

37

139

90.4

Skipjack Tuna

1407

700

707

461

188.1

Yellowfin Tuna

88

77

11

29

11.8

Common Thresher Shark

628

628

16

84.0

Bigeye Thresher Shark

76

76

2

10.2

Pelagic Thresher Shark

73

72

1

9.8

Shortfin Mako Shark

940

916

9

14

1

7

125.7

Blue Shark

2319

2

737

1549

31

133

310.0

Prickly Shark

1

1

0.1

Smooth Hammerhead Shark

6

6

0.8

Soupfin Shark

1

1

0.1

White Shark

2

1

1

0.3

Bat Ray

1

1

0.1

Bullet Mackerel

1917

512

5

1400

133

256.3

California Barracuda

11

3

1

7

3

1.5

Common Mola

2112

2

2003

89

18

6

282.4

Dolphinfish

1

1

0.1

Jack Mackerel

16

3

1

12

7

2.1

Louvar

59

48

10

1

21

7.9

Manta

9

2

6

1

1.2

Mobula

3

2

1

0.4

Oarfish

2

2

0.3

Opah

495

473

1

21

79

66.2

Other Identified Fish

43

8

2

33

3

5.7

Pacific Bonito

95

55

40

29

12.7

Pacific Electric Ray

5

4

1

0.7

Pacific Hake

1

1

0.1

Pacific Mackerel

444

222

8

212

2

35

59.4

Pacific Pomfret

28

26

2

3

3.7

Pacific Sardine

20

2

18

5

2.7

Pelagic Stingray

36

29

6

1

4.8

Remora

22

21

1

2.9

Round Stingray

1

1

0.1

Unidentified Fish

89

7

82

77

11.9

Unidentified Mackerel

26

7

19

5

3.5

Yellowtail

7

7

0.9

Short-Beaked Common Dolphin

19

1

18

2.5

Long-Beaked Common Dolphin

4

4

0.5

Unidentified Common Dolphin

1

1

0.1

Northern Right Whale Dolphin

5

5

0.7

Pacific White-sided Dolphin

3

3

0.4

Risso's Dolphin

3

3

0.4

Dall's Porpoise

4

4

0.5

Gray Whale

1

1

0.1

Short-Finned Pilot Whale

1

1

0.1

California Sea Lion

39

3

36

5.2

Northern Elephant Seal

8

1

7

1.1

Leatherback Sea Turtle

4

2

2

0.5

Loggerhead Sea Turtle

4

2

2

0.5

Unidentified Bird

1

1

0.1

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