Resource Ecology and Ecosystem Modeling Groundish Diet Composition

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Diet Compostion Tables > Walleye pollock Home

Diet table for Gulf Of Alaska Walleye pollock, Gadus chalcogrammus, collected in 2021
Number of Full Stomachs : 754
Number of Hauls: 164

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	38.21	3.00	58.78
Pandalidae (shrimp)	10.32	9.00	9.01
Copepoda	10.26	2.00	30.40
Hyperiidea	7.52	2.00	32.86
Misc Teleost	5.08	16.00	9.82
Misc Org	5.02	4.00	13.30
Misc Shrimp	4.34	5.00	9.20
Osmerid	4.10	4.00	3.09
Crangonidae (shrimp)	2.44	3.00	4.73
Gammaridea	2.16	0.00	7.99
Pteropoda	1.43	0.00	3.20
Ammodytidae	1.40	1.00	1.68
Polychaeta	0.91	1.00	2.34
Chaetognatha	0.91	0.00	5.42
Hippolytidae (shrimp)	0.75	1.00	1.47
Walleye pollock	0.65	0.00	0.24
Clupeoidei	0.61	0.00	0.68
Misc Crab	0.59	1.00	5.17
Mysidacea	0.51	0.00	3.02
Salmonidae	0.43	0.00	0.08
Misc Gadidae	0.32	0.00	0.50
Misc Mollusca	0.32	0.00	0.61
Capreillidea	0.22	0.00	0.49
Misc Cephalopoda	0.18	0.00	0.15
Misc Crustacea	0.16	0.00	0.98
Misc Flatfish	0.13	0.00	0.48
Cumacea	0.11	0.00	1.58
Cyclopteridae	0.08	0.00	0.12
Misc Decapoda	0.07	0.00	0.58
Gastropod	0.06	0.00	0.61
Misc Amphipoda	0.05	0.00	0.05
Teuthida	0.04	0.00	0.34
Misc Worm	0.04	0.00	0.10
Zoarcoidae	0.03	0.00	0.09
Misc Anomura	0.03	0.00	0.46
Bivalvia	0.03	0.00	0.57
Isopoda	0.02	0.00	0.49
Paguridae	0.01	0.00	0.56
Octopoda	0.01	0.00	0.22
Stichaeidae	0.01	0.00	0.08

Sample locations for Gulf Of Alaska Walleye pollock, Gadus chalcogrammus, collected in 2021

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