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 2004
Number of Full Stomachs : 2,007
Number of Hauls: 179

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	27.89	19.00	43.14
Copepoda	17.70	12.00	36.00
Crangonidae (shrimp)	12.27	3.00	16.62
Mysidacea	11.58	6.00	30.90
Chaetognatha	4.29	3.00	13.79
Misc Teleost	3.53	7.00	6.10
Walleye pollock	3.16	2.00	1.22
Pandalidae (shrimp)	2.95	1.00	2.35
Osmerid	2.11	3.00	1.82
Polychaeta	1.84	1.00	5.64
Gammaridea	1.54	1.00	7.02
Misc Shrimp	1.47	1.00	4.59
Misc Gadidae	0.94	1.00	0.49
Cumacea	0.66	2.00	5.61
Misc Flatfish	0.58	0.00	0.71
Misc Crustacea	0.53	0.00	3.61
Hyperiidea	0.48	1.00	9.82
Offal	0.45	0.00	0.12
Pteropoda	0.44	0.00	1.22
Misc Org	0.41	0.00	2.09
Paguridae	0.26	0.00	1.43
Ammodytidae	0.26	1.00	0.45
Misc Decapoda	0.23	0.00	1.87
Stichaeidae	0.23	0.00	0.16
Hippolytidae (shrimp)	0.21	0.00	0.50
Misc Worm	0.20	0.00	0.19
Misc Crab	0.17	0.00	1.40
Cottid	0.16	1.00	0.95
Clupeoidei	0.15	0.00	0.08
Northern rock sole	0.06	0.00	0.09
Cnidaria	0.05	0.00	0.14
Brittle Star	0.04	0.00	0.28
Bivalvia	0.04	0.00	0.38
Misc Cephalopoda	0.03	0.00	0.28
Gastropod	0.02	0.00	0.25
Misc Mollusca	0.02	0.00	0.06
Tunicate	0.02	0.00	0.06
Teuthida	0.02	0.00	0.23
Misc Majidae	0.02	0.00	0.07
Agonidae	0.01	0.00	0.04
Octopoda	0.01	0.00	0.12
Cancridea	0.01	0.00	0.09
Lepidopsetta sp	0.01	0.00	0.04
Zoarcoidae	0.00	0.00	0.03
Capreillidea	0.00	0.00	0.13
Misc Amphipoda	0.00	0.00	0.06
Isopoda	0.00	0.00	0.12
Bathylagid	0.00	0.00	0.04
Misc Org	0.00	0.00	0.06

Sample locations for Bering Sea Walleye pollock, Gadus chalcogrammus, collected in 2004

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