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 2007
Number of Full Stomachs : 781
Number of Hauls: 130

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	28.43	14.00	51.34
Copepoda	22.90	11.00	48.45
Pandalidae (shrimp)	9.91	8.00	9.76
Misc Shrimp	7.40	5.00	18.08
Misc Teleost	4.60	7.00	8.24
Crangonidae (shrimp)	2.83	3.00	6.13
Osmerid	2.80	1.00	2.32
Hyperiidea	2.52	6.00	20.80
Misc Anomura	1.71	1.00	2.39
Teuthida	1.23	1.00	2.11
Gammaridea	1.18	1.00	8.93
Misc Crustacea	1.12	0.00	4.07
Mysidacea	0.81	2.00	4.88
Pteropoda	0.80	0.00	4.30
Misc Org	0.63	0.00	2.54
Cumacea	0.63	0.00	2.87
Chaetognatha	0.62	1.00	7.85
Octopoda	0.54	0.00	0.90
Pacific sandfish	0.44	0.00	0.13
Walleye pollock	0.41	0.00	0.36
Polychaeta	0.35	1.00	2.04
Zoarcoidae	0.31	0.00	0.26
Ammodytidae	0.29	0.00	0.46
Misc Mollusca	0.27	0.00	0.37
Hippolytidae (shrimp)	0.27	0.00	1.10
Cnidaria	0.15	0.00	0.30
Misc Amphipoda	0.12	0.00	0.70
Misc Flatfish	0.11	0.00	0.33
Cottid	0.10	1.00	0.87
Isopoda	0.09	0.00	0.71
Ctenophora	0.09	0.00	0.58
Stichaeidae	0.08	0.00	0.59
Sebastes	0.07	0.00	0.08
Misc Cephalopoda	0.07	0.00	0.57
Capreillidea	0.06	0.00	0.49
Misc Worm	0.05	0.00	0.26
Misc Crab	0.04	0.00	1.01
Paguridae	0.03	0.00	0.32
Agonidae	0.02	0.00	0.19
Gastropod	0.01	0.00	0.15
Misc Non-teleost fish	0.01	0.00	0.08
Atka Mackeral	0.01	0.00	0.08
Pacific halibut	0.01	0.00	0.26
Misc Decapoda	0.01	0.00	0.54
Bivalvia	0.00	0.00	0.41
Sea Urchin	0.00	0.00	0.19
Myctophidae	0.00	0.00	0.08
Fish Eggs	0.00	0.00	0.35

Sample locations for Gulf Of Alaska Walleye pollock, Gadus chalcogrammus, collected in 2007

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