Resource Ecology and Ecosystem Modeling Groundish Diet Composition

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Diet Compostion Tables > Walleye pollock Home

Diet table for Gulf Of Alaska Walleye pollock, Gadus chalcogrammus, collected in 1990
Number of Full Stomachs : 985
Number of Hauls: 76

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	45.94	29.00	78.57
Pandalidae (shrimp)	16.39	6.00	18.68
Misc Shrimp	11.18	4.00	27.92
Osmerid	6.99	2.00	5.24
Hyperiidea	2.11	12.00	41.35
Walleye pollock	2.07	1.00	4.14
Crangonidae (shrimp)	2.04	1.00	7.35
Misc Teleost	1.77	1.00	9.48
Mysidacea	1.62	2.00	19.65
Copepoda	1.59	11.00	32.65
Gammaridea	1.49	5.00	15.88
Paguridae	1.38	6.00	12.64
Teuthida	0.98	0.00	2.55
Stichaeidae	0.88	0.00	1.40
Polychaeta	0.56	0.00	3.41
Cyclopteridae	0.42	2.00	1.93
Misc Flatfish	0.36	0.00	0.47
Hippolytidae (shrimp)	0.29	0.00	1.43
Flathead sole	0.25	0.00	0.43
Cumacea	0.20	0.00	3.42
Ammodytidae	0.19	0.00	0.61
Cottid	0.18	0.00	0.64
Tanner Crab	0.16	0.00	3.79
Octopoda	0.14	0.00	0.28
Isopoda	0.13	0.00	0.31
Zoarcoidae	0.11	0.00	0.63
Misc Gadidae	0.07	0.00	0.50
Misc Cephalopoda	0.07	0.00	1.65
Clupeoidei	0.05	0.00	0.09
Sebastes	0.05	0.00	0.21
Cancridea	0.05	0.00	0.63
Arrowtooth flounder	0.05	0.00	0.51
Misc Org	0.05	0.00	0.18
Pteropoda	0.04	0.00	1.20
Misc Crab	0.03	0.00	0.49
Chaetognatha	0.03	0.00	1.78
Pacific Cod	0.01	0.00	0.26
Sand Dollar	0.01	0.00	0.09
Unid Eggs	0.01	0.00	0.09
Myctophidae	0.01	0.00	0.52
Bivalvia	0.01	0.00	0.29
Misc Amphipoda	0.01	0.00	0.27
Bathylagid	0.01	0.00	0.11
Misc Worm	0.00	0.00	0.18
Greenland turbot	0.00	0.00	0.12
Gastropod	0.00	0.00	0.10
Misc Decapoda	0.00	0.00	0.09
Misc Majidae	0.00	0.00	0.08

Sample locations for Gulf Of Alaska Walleye pollock, Gadus chalcogrammus, collected in 1990

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