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 2012
Number of Full Stomachs : 539
Number of Hauls: 147

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	24.79	7.00	45.46
Copepoda	19.94	2.00	39.14
Gammaridea	8.54	1.00	22.52
Misc Teleost	7.06	11.00	10.64
Misc Shrimp	3.98	3.00	7.25
Pandalidae (shrimp)	3.75	4.00	5.37
Hyperiidea	3.11	2.00	20.35
Mysidacea	2.05	2.00	5.09
Myctophidae	1.32	2.00	1.99
Misc Crustacea	1.32	1.00	4.82
Hippolytidae (shrimp)	0.99	1.00	3.03
Cyclopteridae	0.89	0.00	0.79
Bathylagid	0.80	1.00	1.09
Teuthida	0.67	2.00	2.42
Cnidaria	0.63	0.00	1.80
Polychaeta	0.50	1.00	3.47
Isopoda	0.50	0.00	0.84
Ctenophora	0.47	0.00	0.78
Misc Cephalopoda	0.43	0.00	0.86
Cottid	0.35	1.00	0.32
Pteropoda	0.31	0.00	4.10
Atka Mackeral	0.31	0.00	0.17
Misc Org	0.27	0.00	0.80
Chaetognatha	0.13	0.00	2.57
Misc Decapoda	0.10	1.00	0.85
Crangonidae (shrimp)	0.08	0.00	0.66
Misc Crab	0.04	0.00	0.23
Cumacea	0.03	0.00	0.53
Misc Amphipoda	0.03	0.00	0.23
Misc Flatfish	0.01	0.00	0.10
Gastropod	0.00	0.00	0.10

Sample locations for Aleutian Islands Walleye pollock, Gadus chalcogrammus, collected in 2012

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