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 2022
Number of Full Stomachs : 2,045
Number of Hauls: 260

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	30.97	6.00	48.54
Mysidacea	10.84	3.00	27.73
Copepoda	10.73	1.00	37.26
Crangonidae (shrimp)	7.68	11.00	13.33
Gammaridea	7.52	4.00	25.93
Misc Worm	3.67	3.00	5.51
Polychaeta	3.55	4.00	13.04
Pandalidae (shrimp)	3.02	3.00	4.74
Chaetognatha	2.32	1.00	14.30
Misc Teleost	2.19	13.00	6.49
Cumacea	2.10	2.00	10.66
Hyperiidea	1.86	2.00	20.14
Misc Shrimp	1.73	3.00	7.34
Misc Flatfish	1.44	2.00	0.86
Walleye pollock	1.03	0.00	0.36
Hippolytidae (shrimp)	0.96	2.00	3.62
Misc Org	0.81	1.00	3.53
Paguridae	0.71	0.00	1.92
Misc Crab	0.65	1.00	6.10
Misc Gadidae	0.42	0.00	0.18
Pteropoda	0.35	0.00	2.14
Zoarcoidae	0.33	0.00	0.69
Agonidae	0.28	0.00	0.28
Misc Crustacea	0.28	0.00	2.16
Bivalvia	0.27	0.00	0.77
Capreillidea	0.25	0.00	1.41
Ammodytidae	0.25	0.00	0.37
Cottid	0.23	0.00	0.25
Stichaeidae	0.21	0.00	0.44
Cnidaria	0.18	0.00	0.08
Alaska plaice	0.12	0.00	0.05
Osmerid	0.12	0.00	0.08
Clupeoidei	0.11	0.00	0.03
Misc Mollusca	0.09	0.00	0.27
Misc Brachyura	0.09	0.00	0.27
Gastropod	0.07	0.00	0.17
Teuthida	0.05	0.00	0.21
Misc Cephalopoda	0.05	0.00	0.13
Misc Bird	0.04	0.00	0.38
Northern rock sole	0.04	0.00	0.03
Misc Majidae	0.03	0.00	0.13
Flathead sole	0.02	0.00	0.02
Isopoda	0.02	0.00	0.15
Misc Amphipoda	0.02	0.00	0.15
Sea Cucumber	0.02	0.00	0.11
Cyclopteridae	0.01	0.00	0.17
Chionoecetes spp.	0.01	0.00	0.10
Unid Eggs	0.00	0.00	0.15
Brittle Star	0.00	0.00	0.08
Octopoda	0.00	0.00	0.08
Misc Org	0.00	0.00	0.18

Sample locations for Bering Sea Walleye pollock, Gadus chalcogrammus, collected in 2022

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