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 2001
Number of Full Stomachs : 766
Number of Hauls: 70

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	41.33	20.00	62.71
Copepoda	21.83	5.00	38.66
Pandalidae (shrimp)	9.06	10.00	10.91
Walleye pollock	4.93	3.00	1.81
Misc Teleost	3.47	8.00	7.88
Gammaridea	2.18	3.00	5.73
Misc Shrimp	2.17	4.00	8.11
Ammodytidae	2.14	3.00	0.99
Misc Crustacea	1.63	1.00	3.95
Misc Crab	1.40	4.00	6.38
Crangonidae (shrimp)	0.94	2.00	3.58
Osmerid	0.85	0.00	1.06
Cumacea	0.79	1.00	1.83
Clupeoidei	0.72	0.00	0.10
Arrowtooth flounder	0.69	0.00	0.18
Hyperiidea	0.60	4.00	10.06
Mysidacea	0.48	1.00	5.18
Misc Worm	0.45	0.00	0.19
Hippolytidae (shrimp)	0.41	0.00	1.30
Misc Gadidae	0.40	0.00	0.40
Flathead sole	0.35	0.00	0.14
Tanner Crab	0.21	0.00	0.27
Paguridae	0.19	1.00	1.68
Cottid	0.18	0.00	0.10
Pteropoda	0.15	2.00	2.90
Misc Amphipoda	0.14	0.00	1.24
Zoarcoidae	0.12	0.00	0.36
Polychaeta	0.11	2.00	1.75
Misc Anomura	0.07	0.00	0.10
Misc Cephalopoda	0.05	0.00	0.35
Misc Majidae	0.05	0.00	0.10
Teuthida	0.05	0.00	0.48
Chaetognatha	0.04	0.00	0.40
Chionoecetes spp.	0.02	0.00	0.09
Gastropod	0.02	0.00	0.40
Misc Org	0.01	0.00	0.40
Misc Flatfish	0.01	0.00	0.10
Misc Decapoda	0.01	0.00	0.29
Bivalvia	0.01	0.00	0.62
Unid Eggs	0.00	0.00	0.10

Sample locations for Gulf Of Alaska Walleye pollock, Gadus chalcogrammus, collected in 2001

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