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 2013
Number of Full Stomachs : 1,065
Number of Hauls: 202

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	35.67	32.00	61.66
Copepoda	12.52	9.00	31.87
Pandalidae (shrimp)	8.27	5.00	9.40
Osmerid	6.68	3.00	5.69
Misc Shrimp	4.50	2.00	9.18
Hyperiidea	4.03	6.00	19.50
Misc Teleost	3.84	3.00	7.08
Gammaridea	3.12	3.00	11.54
Ctenophora	3.11	0.00	2.96
Walleye pollock	2.15	0.00	3.62
Crangonidae (shrimp)	2.08	2.00	4.84
Cumacea	1.48	2.00	3.54
Hippolytidae (shrimp)	1.35	1.00	3.98
Tunicate	1.22	1.00	3.40
Mysidacea	0.63	1.00	4.42
Teuthida	0.62	0.00	1.47
Misc Crab	0.61	0.00	2.68
Chaetognatha	0.51	0.00	2.69
Misc Org	0.51	0.00	1.95
Misc Anomura	0.50	0.00	0.66
Stichaeidae	0.44	0.00	0.24
Pteropoda	0.33	0.00	2.32
Misc Crustacea	0.32	0.00	1.02
Ammodytidae	0.32	0.00	0.37
Tanner Crab	0.25	0.00	0.20
Polychaeta	0.24	1.00	2.00
Misc Amphipoda	0.20	0.00	0.18
Misc Flatfish	0.17	0.00	0.53
Myctophidae	0.13	0.00	0.08
Cottid	0.12	0.00	0.55
Cnidaria	0.09	0.00	0.41
Unid Eggs	0.08	0.00	0.25
Misc Worm	0.07	0.00	0.14
Misc Decapoda	0.06	0.00	0.41
Misc Echinoderm	0.06	0.00	0.08
Paguridae	0.05	0.00	0.29
Arrowtooth flounder	0.05	0.00	0.06
Zoarcoidae	0.05	0.00	0.20
Misc Cephalopoda	0.02	0.00	0.21
Isopoda	0.01	0.00	0.10
Gastropod	0.01	0.00	0.23
Bivalvia	0.00	0.00	0.12
Chionoecetes spp.	0.00	0.00	0.03

Sample locations for Gulf Of Alaska Walleye pollock, Gadus chalcogrammus, collected in 2013

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