Resource Ecology and Ecosystem Modeling Groundish Diet Composition

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Diet Compostion Tables > Pacific cod Home

Diet table for Bering Sea Pacific cod, Gadus macrocephalus, collected in 1990
Number of Full Stomachs : 1,152
Number of Hauls: 127

Prey Name	Percent Weight	Percent Count	Percent Frequency
Walleye pollock	25.80	5.00	20.79
Opilio Crab	11.63	8.00	16.82
Crangonidae (shrimp)	7.21	16.00	41.80
Offal	4.71	0.00	4.71
Mysidacea	4.55	8.00	18.90
Paguridae	4.18	2.00	17.53
Chionoecetes spp.	3.34	2.00	13.71
Misc Flatfish	3.34	1.00	6.84
Misc Worm	3.08	3.00	14.41
Misc Teleost	2.97	3.00	24.20
Gammaridea	2.90	12.00	33.77
Tanner Crab	2.82	1.00	7.19
Zoarcoidae	2.76	1.00	5.60
Polychaeta	2.47	5.00	29.49
Misc Gadidae	2.25	1.00	8.71
Ammodytidae	1.41	0.00	1.64
Northern rock sole	1.19	0.00	0.85
Misc Majidae	1.18	0.00	2.60
Pandalidae (shrimp)	1.17	2.00	11.78
Yellowfin sole	1.12	0.00	0.62
Stichaeidae	1.07	0.00	4.58
Cyclopteridae	0.92	0.00	1.35
Cancridea	0.84	1.00	4.34
Misc Org	0.78	0.00	2.02
Bivalvia	0.73	0.00	5.31
Euphausiacea	0.71	2.00	6.42
Misc Lithodidae	0.59	0.00	0.16
Osmerid	0.55	0.00	0.58
Misc Shrimp	0.50	1.00	9.61
Gastropod	0.45	0.00	5.48
Cottid	0.40	0.00	2.90
Octopoda	0.37	0.00	1.27
Flathead sole	0.36	0.00	1.61
Hippolytidae (shrimp)	0.28	0.00	3.43
Misc Anomura	0.23	0.00	2.07
Agonidae	0.21	0.00	1.23
Red King Crab	0.19	0.00	0.04
Atka Mackeral	0.14	0.00	0.08
Kamchatka flounder	0.07	0.00	0.11
Misc Echinoderm	0.07	0.00	0.22
Cumacea	0.06	0.00	1.70
Brittle Star	0.04	0.00	1.11
Capreillidea	0.04	0.00	1.57
Misc Crustacea	0.04	0.00	1.05
Bering Flounder	0.03	0.00	0.04
Misc Brachyura	0.02	0.00	0.16
Misc Crab	0.02	0.00	0.39
Pacific Cod	0.01	0.00	0.09
Isopoda	0.01	0.00	0.39
Tunicate	0.01	0.00	0.24
Unid Eggs	0.01	0.00	0.27
Hyperiidea	0.01	0.00	0.59
Teuthida	0.01	0.00	0.19
Misc Cephalopoda	0.01	0.00	0.55
Misc Amphipoda	0.01	0.00	0.34
Arrowtooth flounder	0.00	0.00	0.32
Misc Mollusca	0.00	0.00	0.06
Misc Org	0.00	0.00	0.17
Misc Bird	0.00	0.00	0.15
Misc Decapoda	0.00	0.00	0.17
Copepoda	0.00	0.00	0.37

Sample locations for Bering Sea Pacific cod, Gadus macrocephalus, collected in 1990

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