Resource Ecology and Ecosystem Modeling Groundish Diet Composition

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Diet Compostion Tables > Pacific cod Home

Diet table for Aleutian Islands Pacific cod, Gadus macrocephalus, collected in 1991
Number of Full Stomachs : 651
Number of Hauls: 69

Prey Name	Percent Weight	Percent Count	Percent Frequency
Pandalidae (shrimp)	11.02	11.00	45.81
Atka Mackeral	10.96	2.00	6.55
Walleye pollock	9.59	0.00	4.83
Cottid	8.61	6.00	28.85
Misc Teleost	8.54	7.00	32.36
Hippolytidae (shrimp)	5.21	11.00	46.83
Cancridea	4.88	1.00	6.96
Teuthida	3.90	3.00	14.28
Polychaeta	3.84	4.00	41.27
Gammaridea	3.66	11.00	49.37
Tanner Crab	3.43	2.00	10.33
Misc Shrimp	3.14	1.00	19.45
Misc Majidae	2.55	1.00	10.54
Crangonidae (shrimp)	2.05	3.00	22.89
Misc Flatfish	2.04	0.00	2.71
Clupeoidei	1.66	0.00	0.82
Octopoda	1.57	0.00	6.66
Euphausiacea	1.41	6.00	16.33
Myctophidae	1.37	2.00	6.08
Paguridae	0.93	0.00	9.99
Sebastes	0.85	0.00	0.49
Misc Org	0.82	0.00	4.71
Fish Eggs	0.78	0.00	0.22
Gastropod	0.75	0.00	3.96
Tunicate	0.73	0.00	1.52
Lepidopsetta sp	0.50	0.00	0.19
Cyclopteridae	0.48	1.00	6.79
Pacific Cod	0.47	0.00	0.34
Ammodytidae	0.39	0.00	0.50
Mysidacea	0.31	0.00	9.51
Misc Lithodidae	0.30	0.00	0.74
Stichaeidae	0.28	0.00	1.26
Agonidae	0.25	0.00	2.99
Misc Crab	0.22	0.00	4.26
Misc Anomura	0.20	0.00	0.93
Misc Gadidae	0.20	0.00	1.15
Unid Eggs	0.19	0.00	0.75
Isopoda	0.18	0.00	5.24
Unid Rockfish	0.15	0.00	0.64
Offal	0.15	0.00	0.51
Misc Amphipoda	0.14	0.00	3.87
Flathead sole	0.14	0.00	0.18
Rajadae	0.14	0.00	0.10
Cnidaria	0.12	0.00	0.43
Misc Crustacea	0.11	0.00	1.10
Copepoda	0.07	0.00	1.51
Pholidae	0.07	0.00	0.48
Zoarcoidae	0.06	0.00	0.64
Misc Cephalopoda	0.06	0.00	4.39
Sablefish	0.06	0.00	0.33
Bivalvia	0.06	0.00	3.55
Macrouridae	0.06	0.00	0.10
Capreillidea	0.05	0.00	2.40
Misc Worm	0.04	0.00	0.90
Sea Urchin	0.03	0.00	0.13
Bathylagid	0.03	0.00	0.10
Misc Echinoderm	0.02	0.00	0.44
Misc Mollusca	0.02	0.00	0.39
Misc Bird	0.02	0.00	0.86
Brittle Star	0.02	0.00	1.82
Misc Brachyura	0.02	0.00	0.58
Misc Hexagrammidae	0.02	0.00	0.09
Cumacea	0.01	0.00	1.03
Sea Cucumber	0.01	0.00	0.39
Misc Decapoda	0.01	0.00	0.35
Hyperiidea	0.01	0.00	1.05
Pacific halibut	0.01	0.00	0.29
Chaetognatha	0.00	0.00	0.12

Sample locations for Aleutian Islands Pacific cod, Gadus macrocephalus, collected in 1991

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