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 2019
Number of Full Stomachs : 3,111
Number of Hauls: 298

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	28.91	6.00	43.65
Crangonidae (shrimp)	14.70	10.00	17.12
Copepoda	6.15	1.00	26.92
Misc Teleost	5.41	20.00	8.99
Mysidacea	3.82	4.00	16.18
Chaetognatha	3.66	0.00	13.26
Walleye pollock	3.60	2.00	1.06
Misc Crab	3.50	3.00	13.27
Polychaeta	3.40	2.00	9.26
Gammaridea	3.29	3.00	18.05
Misc Worm	2.02	1.00	1.81
Stichaeidae	2.02	1.00	1.22
Misc Shrimp	1.88	2.00	7.95
Misc Gadidae	1.86	3.00	1.63
Ammodytidae	1.40	1.00	0.92
Pandalidae (shrimp)	1.31	1.00	1.72
Paguridae	1.08	1.00	3.68
Osmerid	1.03	1.00	0.50
Misc Org	0.97	0.00	2.57
Misc Anomura	0.86	0.00	2.81
Cumacea	0.80	0.00	5.80
Misc Flatfish	0.70	1.00	0.66
Hyperiidea	0.61	1.00	8.23
Bivalvia	0.53	0.00	1.41
Hippolytidae (shrimp)	0.40	0.00	0.82
Gastropod	0.38	0.00	0.47
Agonidae	0.35	0.00	0.51
Clupeoidei	0.33	0.00	0.18
Octopoda	0.32	0.00	0.32
Misc Crustacea	0.31	0.00	3.54
Teuthida	0.31	0.00	0.41
Chionoecetes spp.	0.29	1.00	0.49
Opilio Crab	0.29	0.00	0.21
Misc Brachyura	0.28	0.00	0.39
Zoarcoidae	0.26	0.00	0.27
Cottid	0.25	0.00	0.16
Misc Majidae	0.22	0.00	0.13
Pacific Cod	0.19	0.00	0.04
Flathead sole	0.18	0.00	0.04
Misc Mollusca	0.09	0.00	0.32
Unid Eggs	0.07	0.00	0.27
Isopoda	0.06	0.00	0.27
Misc Lithodidae	0.05	0.00	0.41
Misc Bird	0.05	0.00	0.44
Offal	0.05	0.00	0.07
Misc Org	0.04	0.00	0.05
Misc Echinoderm	0.04	0.00	0.07
Cnidaria	0.04	0.00	0.03
Capreillidea	0.03	0.00	0.21
Cyclopteridae	0.03	0.00	0.03
Pteropoda	0.02	0.00	0.53
Sea Cucumber	0.02	0.00	0.08
Brittle Star	0.01	0.00	0.24
Misc Non-teleost fish	0.01	0.00	0.14
Misc Cephalopoda	0.01	0.00	0.05
Tunicate	0.01	0.00	0.03
Unid Rockfish	0.00	0.00	0.03
Cancridea	0.00	0.00	0.03
Fish Eggs	0.00	0.00	0.06

Sample locations for Bering Sea Walleye pollock, Gadus chalcogrammus, collected in 2019

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