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 1989
Number of Full Stomachs : 2,257
Number of Hauls: 177

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	29.23	12.00	57.18
Copepoda	23.42	5.00	47.02
Crangonidae (shrimp)	8.72	7.00	16.37
Walleye pollock	6.37	7.00	5.32
Mysidacea	4.10	0.00	14.52
Misc Teleost	3.73	9.00	11.56
Gammaridea	3.38	0.00	14.28
Hyperiidea	2.48	4.00	18.17
Pandalidae (shrimp)	2.22	1.00	4.43
Chaetognatha	2.14	2.00	6.12
Misc Worm	2.03	0.00	2.58
Pteropoda	2.03	2.00	9.29
Polychaeta	1.12	1.00	4.16
Paguridae	0.85	1.00	6.64
Misc Shrimp	0.74	0.00	6.82
Northern rock sole	0.63	0.00	0.36
Cumacea	0.48	0.00	3.84
Misc Org	0.47	0.00	1.48
Ammodytidae	0.44	1.00	1.46
Misc Flatfish	0.39	0.00	0.52
Misc Gadidae	0.38	0.00	0.40
Hippolytidae (shrimp)	0.36	0.00	1.89
Greenland turbot	0.25	0.00	0.43
Stichaeidae	0.23	0.00	0.64
Bivalvia	0.22	0.00	1.56
Offal	0.21	0.00	0.12
Teuthida	0.18	0.00	0.44
Osmerid	0.15	0.00	0.24
Brittle Star	0.13	0.00	0.41
Chionoecetes spp.	0.12	1.00	2.53
Cyclopteridae	0.10	0.00	0.36
Bering Flounder	0.10	0.00	0.11
Zoarcoidae	0.06	0.00	0.17
Gastropod	0.03	0.00	0.50
Tanner Crab	0.03	0.00	0.27
Cottid	0.03	0.00	0.12
Misc Cephalopoda	0.02	0.00	0.57
Unid Rockfish	0.02	0.00	0.44
Sebastes	0.02	0.00	0.11
Misc Org	0.02	0.00	0.31
Cnidaria	0.02	0.00	0.03
Misc Decapoda	0.02	0.00	0.14
Capreillidea	0.02	0.00	0.27
Misc Crustacea	0.02	0.00	0.07
Flathead sole	0.01	0.00	0.03
Misc Anomura	0.01	0.00	0.12
Unid Eggs	0.01	0.00	0.10
Alaska plaice	0.00	0.00	0.14
Misc Brachyura	0.00	0.00	0.10
Misc Crab	0.00	0.00	0.26
Arrowtooth flounder	0.00	0.00	0.03
Opilio Crab	0.00	0.00	0.06
Misc Lithodidae	0.00	0.00	0.15
Cancridea	0.00	0.00	0.06
Misc Bird	0.00	0.00	0.10
Misc Majidae	0.00	0.00	0.06

Sample locations for Bering Sea Walleye pollock, Gadus chalcogrammus, collected in 1989

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