Resource Ecology and Ecosystem Modeling Groundish Diet Composition

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Diet Compostion Tables > Walleye pollock Home

Diet table for Aleutian Islands Walleye pollock, Gadus chalcogrammus, collected in 2004
Number of Full Stomachs : 300
Number of Hauls: 58

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	18.83	17.00	50.77
Copepoda	17.98	2.00	50.16
Gammaridea	7.13	4.00	18.32
Myctophidae	7.08	9.00	8.67
Pandalidae (shrimp)	7.08	3.00	6.06
Teuthida	4.29	3.00	7.37
Misc Teleost	4.27	8.00	8.78
Chaetognatha	4.09	0.00	17.08
Hyperiidea	3.70	1.00	25.75
Misc Crustacea	3.31	3.00	7.37
Misc Shrimp	2.72	0.00	11.93
Atka Mackeral	2.61	2.00	0.86
Mysidacea	2.33	1.00	6.92
Misc Org	1.99	0.00	2.64
Hippolytidae (shrimp)	1.07	0.00	2.98
Misc Amphipoda	1.04	0.00	3.82
Octopoda	0.94	1.00	0.84
Polychaeta	0.67	1.00	3.15
Crangonidae (shrimp)	0.52	1.00	1.64
Cottid	0.37	0.00	0.41
Pteropoda	0.26	0.00	3.66
Ctenophora	0.22	1.00	0.69
Gastropod	0.19	0.00	0.74
Cnidaria	0.18	0.00	0.71
Isopoda	0.12	0.00	0.65
Misc Cephalopoda	0.11	0.00	0.78
Misc Flatfish	0.05	1.00	0.79
Paguridae	0.01	0.00	0.22

Sample locations for Aleutian Islands Walleye pollock, Gadus chalcogrammus, collected in 2004

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