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 1999
Number of Full Stomachs : 2,824
Number of Hauls: 163

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	37.24	20.00	65.35
Copepoda	18.54	9.00	36.43
Walleye pollock	8.58	6.00	6.55
Mysidacea	6.48	8.00	23.94
Clupeoidei	5.74	2.00	3.50
Crangonidae (shrimp)	4.23	7.00	13.52
Misc Gadidae	2.36	4.00	3.90
Osmerid	2.33	1.00	1.66
Pandalidae (shrimp)	2.28	2.00	3.07
Misc Teleost	1.46	4.00	6.44
Polychaeta	1.14	2.00	6.55
Gammaridea	1.04	5.00	10.59
Hyperiidea	1.02	6.00	7.99
Misc Crab	0.93	1.00	5.33
Misc Worm	0.87	0.00	1.07
Misc Shrimp	0.77	2.00	3.43
Chaetognatha	0.75	1.00	3.66
Cancridea	0.54	0.00	0.03
Misc Crustacea	0.53	0.00	2.41
Pteropoda	0.52	0.00	2.08
Ammodytidae	0.46	1.00	2.52
Hippolytidae (shrimp)	0.36	0.00	2.09
Gastropod	0.12	0.00	0.13
Cumacea	0.11	0.00	1.78
Paguridae	0.07	0.00	0.19
Misc Echinoderm	0.06	0.00	0.09
Misc Flatfish	0.06	0.00	0.35
Stichaeidae	0.04	0.00	0.06
Misc Org	0.03	0.00	0.32
Sea Cucumber	0.02	0.00	0.02
Cottid	0.02	0.00	0.30
Greenland turbot	0.02	0.00	0.03
Offal	0.01	0.00	0.06
Octopoda	0.01	0.00	0.09
Yellowfin sole	0.01	0.00	0.08
Cnidaria	0.01	0.00	0.05
Tunicate	0.01	0.00	0.06
Misc Amphipoda	0.01	0.00	0.19
Bivalvia	0.00	0.00	0.24
Misc Mollusca	0.00	0.00	0.02
Zoarcoidae	0.00	0.00	0.02
Capreillidea	0.00	0.00	0.07
Agonidae	0.00	0.00	0.11
Misc Decapoda	0.00	0.00	0.09
Brittle Star	0.00	0.00	0.06
Teuthida	0.00	0.00	0.06

Sample locations for Bering Sea Walleye pollock, Gadus chalcogrammus, collected in 1999

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