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 1993
Number of Full Stomachs : 3,037
Number of Hauls: 191

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	30.50	13.00	53.73
Copepoda	14.85	3.00	35.71
Walleye pollock	14.12	10.00	9.70
Pandalidae (shrimp)	6.80	7.00	7.56
Crangonidae (shrimp)	6.75	10.00	11.53
Hyperiidea	4.13	7.00	23.81
Mysidacea	3.93	4.00	14.22
Gammaridea	3.77	5.00	17.19
Chaetognatha	1.78	1.00	7.50
Misc Teleost	1.75	3.00	5.38
Osmerid	1.45	1.00	1.50
Misc Gadidae	1.15	1.00	1.83
Misc Shrimp	1.10	5.00	9.07
Misc Worm	0.96	0.00	1.16
Cumacea	0.78	1.00	6.28
Hippolytidae (shrimp)	0.62	1.00	1.31
Teuthida	0.52	0.00	0.73
Polychaeta	0.51	1.00	2.52
Chionoecetes spp.	0.49	0.00	0.23
Ammodytidae	0.44	0.00	0.67
Greenland turbot	0.42	2.00	1.43
Paguridae	0.29	1.00	1.93
Misc Org	0.27	0.00	1.07
Zoarcoidae	0.26	0.00	0.14
Stichaeidae	0.19	0.00	0.53
Northern rock sole	0.19	1.00	0.84
Cottid	0.10	1.00	1.03
Flathead sole	0.10	0.00	0.16
Cyclopteridae	0.08	0.00	0.13
Misc Flatfish	0.07	0.00	0.45
Misc Crab	0.06	0.00	0.51
Gastropod	0.06	0.00	0.13
Tanner Crab	0.06	0.00	0.26
Clupeoidei	0.06	0.00	0.09
Misc Crustacea	0.05	0.00	0.66
Bivalvia	0.05	0.00	0.65
Pteropoda	0.04	0.00	0.41
Agonidae	0.03	0.00	0.08
Misc Bird	0.01	0.00	0.07
Misc Cephalopoda	0.01	0.00	0.06
Unid Eggs	0.01	0.00	0.07
Capreillidea	0.01	0.00	0.18
Misc Majidae	0.01	0.00	0.05
Pacific halibut	0.01	0.00	0.11
Misc Brachyura	0.01	0.00	0.35
Misc Decapoda	0.01	0.00	0.21
Brittle Star	0.01	0.00	0.22
Lepidopsetta sp	0.00	0.00	0.03
Misc Lithodidae	0.00	0.00	0.25
Cancridea	0.00	0.00	0.09
Misc Anomura	0.00	0.00	0.20
Unid Rockfish	0.00	0.00	0.03
Myctophidae	0.00	0.00	0.03
Blue King Crab	0.00	0.00	0.03
Alaska plaice	0.00	0.00	0.05

Sample locations for Bering Sea Walleye pollock, Gadus chalcogrammus, collected in 1993

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