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 2017
Number of Full Stomachs : 856
Number of Hauls: 217

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	26.39	13.00	42.75
Copepoda	22.56	8.00	42.86
Pandalidae (shrimp)	7.38	5.00	9.19
Misc Shrimp	6.94	5.00	14.29
Misc Teleost	5.54	11.00	10.97
Hyperiidea	5.19	4.00	25.38
Pteropoda	4.62	1.00	12.52
Gammaridea	2.52	1.00	8.03
Crangonidae (shrimp)	2.33	1.00	4.31
Walleye pollock	2.31	3.00	3.09
Mysidacea	1.78	1.00	4.27
Misc Org	1.64	0.00	3.86
Misc Anomura	1.32	0.00	2.13
Ammodytidae	1.24	1.00	1.87
Hippolytidae (shrimp)	1.05	1.00	3.30
Cumacea	1.02	0.00	1.81
Osmerid	0.87	0.00	1.00
Chaetognatha	0.70	1.00	4.72
Teuthida	0.41	0.00	2.10
Misc Crustacea	0.39	0.00	2.34
Misc Gadidae	0.36	0.00	1.14
Stichaeidae	0.36	0.00	0.42
Polychaeta	0.35	0.00	1.81
Misc Crab	0.30	1.00	2.16
Clupeoidei	0.27	0.00	0.07
Tunicate	0.27	0.00	0.27
Misc Flatfish	0.18	1.00	0.76
Arrowtooth flounder	0.12	0.00	0.15
Sebastes	0.12	0.00	0.68
Zoarcoidae	0.10	0.00	0.43
Octopoda	0.08	0.00	0.46
Paguridae	0.05	0.00	1.82
Isopoda	0.04	0.00	0.20
Bivalvia	0.04	0.00	0.40
Misc Bird	0.03	0.00	0.12
Cnidaria	0.01	0.00	0.13
Misc Amphipoda	0.01	0.00	0.58
Gastropod	0.00	0.00	0.09
Cottid	0.00	0.00	0.09
Misc Lithodidae	0.00	0.00	0.26
Chionoecetes spp.	0.00	0.00	0.17
Misc Majidae	0.00	0.00	0.46
Cancridea	0.00	0.00	0.08

Sample locations for Gulf Of Alaska Walleye pollock, Gadus chalcogrammus, collected in 2017

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