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 1997
Number of Full Stomachs : 526
Number of Hauls: 50

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	46.52	43.00	65.74
Copepoda	12.02	16.00	35.27
Misc Teleost	7.16	1.00	6.73
Myctophidae	5.83	3.00	5.97
Hyperiidea	4.95	9.00	18.60
Polychaeta	4.82	1.00	10.21
Gammaridea	3.70	5.00	10.42
Ammodytidae	2.41	0.00	1.30
Teuthida	2.21	2.00	3.17
Chaetognatha	1.46	0.00	5.30
Pandalidae (shrimp)	0.70	0.00	0.85
Mysidacea	0.67	2.00	5.85
Misc Org	0.53	0.00	0.40
Misc Shrimp	0.41	0.00	1.07
Hippolytidae (shrimp)	0.21	0.00	0.13
Crangonidae (shrimp)	0.14	0.00	0.47
Misc Crustacea	0.11	0.00	0.73
Bathylagid	0.10	0.00	0.13
Osmerid	0.05	0.00	0.26
Octopoda	0.02	0.00	0.28
Cumacea	0.01	0.00	0.13
Misc Crab	0.00	0.00	0.27

Sample locations for Aleutian Islands Walleye pollock, Gadus chalcogrammus, collected in 1997

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