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 2014
Number of Full Stomachs : 2,829
Number of Hauls: 292

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	39.67	22.00	59.20
Copepoda	28.43	45.00	63.00
Chaetognatha	5.97	6.00	29.40
Walleye pollock	4.75	0.00	2.18
Hyperiidea	3.97	5.00	25.40
Misc Teleost	3.68	2.00	8.02
Mysidacea	2.37	2.00	13.06
Pandalidae (shrimp)	1.56	0.00	3.61
Crangonidae (shrimp)	1.37	0.00	4.65
Misc Gadidae	1.16	0.00	0.83
Gammaridea	1.03	2.00	14.92
Polychaeta	0.66	0.00	4.78
Osmerid	0.60	0.00	0.51
Pteropoda	0.54	0.00	2.80
Misc Shrimp	0.52	0.00	6.71
Misc Crab	0.46	1.00	6.96
Misc Worm	0.39	0.00	0.65
Misc Org	0.38	0.00	1.39
Bivalvia	0.28	0.00	0.35
Cumacea	0.24	1.00	7.66
Stichaeidae	0.23	0.00	0.21
Capreillidea	0.21	0.00	0.49
Misc Crustacea	0.19	0.00	2.20
Teuthida	0.14	0.00	0.37
Hippolytidae (shrimp)	0.14	0.00	0.90
Zoarcoidae	0.12	0.00	0.20
Ammodytidae	0.11	0.00	0.02
Paguridae	0.11	0.00	5.51
Misc Flatfish	0.05	0.00	0.36
Chionoecetes spp.	0.04	0.00	1.04
Gastropod	0.03	0.00	0.08
Cottid	0.03	0.00	0.43
Misc Mollusca	0.02	0.00	0.07
Flathead sole	0.02	0.00	0.03
Misc Cephalopoda	0.02	0.00	0.12
Hippoglossoides spp	0.01	0.00	0.06
Brittle Star	0.01	0.00	0.11
Cnidaria	0.00	0.00	0.03
Misc Majidae	0.00	0.00	0.11
Agonidae	0.00	0.00	0.03
Misc Decapoda	0.00	0.00	0.41
Cyclopteridae	0.00	0.00	0.07
Misc Amphipoda	0.00	0.00	0.11
Misc Brachyura	0.00	0.00	0.07
Misc Anomura	0.00	0.00	0.03
Tunicate	0.00	0.00	0.02
Misc Lithodidae	0.00	0.00	0.03
Northern rock sole	0.00	0.00	0.02

Sample locations for Bering Sea Walleye pollock, Gadus chalcogrammus, collected in 2014

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