278 
Fishery Bulletin 109(3) 
Appendix 1 
Summary of 2000-05 trawl catch by species or broader taxa as defined in the text, averaged over all available hauls by region, year, 
and season. Numbers are fish abundance/10 6 m 3 , not transformed. Sample size for each reporting period is given in Table 1. Haul 
avg.=overall average fish density (abundance/10 6 m 3 ) within each region from 2000 to 2005; % Total = percentage of species con- 
tribution to the total regional catch during 2000- 
-05; % F.O.=percent frequency of species occurrence within regional hauls during 
2000-05. Only species contributing >5% of individuals to one or more hauls in a region are shown. C-0 is named for the distinctive 
geometric pattern seen on the tail. 
2000 2001 
Common name 
Family 
Species 
Summer Fall Summer Fall 
North coast (NC) 
thresher shark 
Alopiidae 
Alopias vulpinus 
wolf-eel 
Anarhichadidae 
Anarrhichthys ocellatus 
sablefish 
Anoplopomatidae 
Anoplopoma fimbria 
jacksmelt 
Atherinidae 
Atherinopsis californiensis 
0.90 ... 1.01 
plainfin midshipman 
Batrachoididae 
Porichthys notatus 
speckled sanddab 
Bothidae 
Citharichthys stigmaeus 
jack mackerel 
Carangidae 
Trachurus symmetricus 
blue shark 
Carcharhinidae 
Prionace glauca 
1.79 
medusafish 
Centrolophidae 
Icichthys lockingtoni 
18.35 4.92 1.20 
Pacific sardine 
Clupeidae 
Sardinops sagax 
2.54 
Pacific herring 
Clupeidae 
Clupea pallasii 
Pac. staghorn sculpin 
Cottidae 
Leptocottus armatus 
northern anchovy 
Engraulidae 
Engraulis mordax 
0.28 
Pacific tomcod 
Gadidae 
Microgadus proximus 
lingcod 
Hexagrammidae 
Ophiodon elongatus 
Pacific hake 
Merlucciidae 
Merluccius productus 
ocean sunfish 
Molidae 
Mola mola 
bat ray 
Myliobatidae 
Myliobatis californica 
surf smelt 
Osmeridae 
Hypomesus pretiosus 
0.28 
whitebait smelt 
Osmeridae 
Allosmerus elongatus 
smelt, unidentified 
Osmeridae 
smelt, unidentified 
C-0 turbot 
Pleuronectidae 
Pleuronichthys coenosus 
starry flounder 
Pleuronectidae 
Platichthys stellatus 
longnose skate 
Rajidae 
Raja rhina 
... 
Chinook salmon, jv 
Salmonidae 
Oncorhynchus tshawytscha 
2.69 3.13 5.04 3.22 
Chinook salmon, ad 
Salmonidae 
Oncorhynchus tshawytscha 
0.91 
coho salmon 
Salmonidae 
Oncorhynchus kisutch 
steelhead 
Salmonidae 
Oncorhynchus my kiss 
... 
white seabass 
Sciaenidae 
Atractoscion nobilis 
... 
Pacific saury 
Scomberesocidae 
Cololabis saira 
60.39 
Pacific mackerel 
Scombridae 
Scomber japonicus 
rockfish, unidentified 
Scorpaenidae 
rockfish, unidentified 
squarespot rockfish 
Scorpaenidae 
Sebastes hopkinsi 
shortbelly rockfish 
Scorpaenidae 
Sebastes jordani 
spiny dogfish shark 
Squalidae 
Squalus acanthias 
Pacific butterfish 
Stromateidae 
Peprilus simillimus 
1.27 2.02 
Pacific electric ray 
Torpedinidae 
Torpedo californica 
king-of-the-salmon 
Trachipteridae 
Trachipterus altivelis 
flatfish, unidentified 
flatfish, unidentified 
] 
