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 1994
Number of Full Stomachs : 500
Number of Hauls: 40

Prey Name	Percent Weight	Percent Count	Percent Frequency
Atka Mackeral	17.80	6.00	11.76
Walleye pollock	12.86	4.00	8.30
Pandalidae (shrimp)	10.64	15.00	33.48
Teuthida	9.85	5.00	13.61
Cottid	9.31	10.00	26.19
Tanner Crab	7.82	7.00	13.86
Gammaridea	3.85	6.00	45.21
Polychaeta	3.42	4.00	34.97
Misc Shrimp	2.65	1.00	11.68
Myctophidae	2.59	6.00	7.13
Hippolytidae (shrimp)	2.35	6.00	21.77
Crangonidae (shrimp)	1.91	3.00	15.51
Paguridae	1.55	1.00	5.88
Misc Teleost	1.39	2.00	7.71
Zoarcoidae	1.24	1.00	3.66
Misc Majidae	1.19	1.00	5.30
Mysidacea	1.01	0.00	4.23
Cancridea	0.98	0.00	2.40
Stichaeidae	0.89	0.00	2.24
Copepoda	0.83	1.00	5.63
Misc Amphipoda	0.80	0.00	1.25
Sebastes	0.78	0.00	0.33
Misc Cephalopoda	0.63	1.00	8.31
Octopoda	0.53	1.00	4.42
Offal	0.46	0.00	1.41
Euphausiacea	0.45	0.00	4.96
Misc Worm	0.34	0.00	1.06
Cyclopteridae	0.24	0.00	1.65
Gastropod	0.22	0.00	3.33
Ammodytidae	0.20	0.00	1.31
Misc Flatfish	0.20	0.00	0.52
Lepidopsetta sp	0.20	0.00	0.69
Isopoda	0.19	1.00	5.60
Arrowtooth flounder	0.09	0.00	0.25
Misc Crab	0.09	0.00	0.57
Misc Non-teleost fish	0.08	0.00	0.19
Agonidae	0.07	0.00	0.68
Clupeoidei	0.05	0.00	0.25
Osmerid	0.04	0.00	0.25
Pacific Cod	0.03	0.00	0.21
Brittle Star	0.03	0.00	0.38
Sablefish	0.02	0.00	0.17
Bivalvia	0.02	0.00	0.40
Pacific halibut	0.02	0.00	0.17
Misc Org	0.02	0.00	0.28
Chaetognatha	0.00	0.00	0.25
Cumacea	0.00	0.00	0.18
Capreillidea	0.00	0.00	0.25
Misc Decapoda	0.00	0.00	0.17

Sample locations for Aleutian Islands Pacific cod, Gadus macrocephalus, collected in 1994

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