Resource Ecology and Ecosystem Modeling Groundish Diet Composition

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Diet Compostion Tables > Walleye pollock Home

Diet table for Bering Sea Walleye pollock, Gadus chalcogrammus, collected in 2000
Number of Full Stomachs : 3,034
Number of Hauls: 176

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	44.84	28.00	68.49
Copepoda	18.94	16.00	39.72
Mysidacea	6.65	8.00	24.73
Walleye pollock	6.28	8.00	5.78
Crangonidae (shrimp)	4.05	4.00	13.33
Gammaridea	2.84	4.00	13.85
Hyperiidea	2.35	2.00	15.11
Misc Teleost	1.44	2.00	6.18
Misc Gadidae	1.26	1.00	1.72
Pandalidae (shrimp)	1.22	3.00	3.27
Osmerid	1.13	0.00	1.61
Chaetognatha	1.00	1.00	8.59
Clupeoidei	0.92	0.00	0.54
Polychaeta	0.89	1.00	6.07
Misc Worm	0.72	0.00	1.06
Ammodytidae	0.59	0.00	1.63
Misc Shrimp	0.57	0.00	5.37
Hippolytidae (shrimp)	0.57	0.00	1.71
Northern rock sole	0.35	0.00	0.35
Misc Majidae	0.28	0.00	0.28
Misc Flatfish	0.27	0.00	0.50
Misc Crustacea	0.27	0.00	1.51
Cumacea	0.24	1.00	4.67
Cottid	0.22	0.00	0.68
Paguridae	0.21	0.00	1.04
Misc Org	0.19	0.00	0.64
Opilio Crab	0.15	0.00	0.28
Misc Mollusca	0.09	0.00	0.06
Pacific Cod	0.08	0.00	0.06
Stichaeidae	0.06	0.00	0.07
Pteropoda	0.05	0.00	0.99
Arrowtooth flounder	0.05	0.00	0.05
Fish Eggs	0.04	0.00	0.25
Misc Crab	0.03	0.00	1.13
Bivalvia	0.03	0.00	0.36
Kamchatka flounder	0.03	0.00	0.03
Zoarcoidae	0.02	0.00	0.01
Teuthida	0.01	0.00	0.24
Capreillidea	0.01	0.00	0.24
Agonidae	0.01	0.00	0.09
Lepidopsetta sp	0.01	0.00	0.03
Myctophidae	0.01	0.00	0.07
Cnidaria	0.00	0.00	0.25
Misc Decapoda	0.00	0.00	0.59
Misc Amphipoda	0.00	0.00	0.21
Brittle Star	0.00	0.00	0.03
Misc Cephalopoda	0.00	0.00	0.04
Chionoecetes spp.	0.00	0.00	0.03
Isopoda	0.00	0.00	0.05
Tunicate	0.00	0.00	0.08
Misc Echinoderm	0.00	0.00	0.02
Octopoda	0.00	0.00	0.03
Misc Anomura	0.00	0.00	0.31
Salmonidae	0.00	0.00	0.03
Gastropod	0.00	0.00	0.03
Misc Brachyura	0.00	0.00	0.06
Misc Non-teleost fish	0.00	0.00	0.03

Sample locations for Bering Sea Walleye pollock, Gadus chalcogrammus, collected in 2000

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