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 2018
Number of Full Stomachs : 723
Number of Hauls: 206

Prey Name	Percent Weight	Percent Count	Percent Frequency
Pandalidae (shrimp)	13.71	4.00	29.16
Misc Teleost	11.28	22.00	26.45
Misc Shrimp	6.56	4.00	21.59
Cottid	6.54	12.00	17.49
Hippolytidae (shrimp)	5.91	3.00	27.26
Teuthida	5.26	4.00	15.09
Atka Mackeral	5.12	3.00	4.03
Gammaridea	5.11	2.00	34.77
Polychaeta	4.44	1.00	29.91
Crangonidae (shrimp)	3.87	1.00	17.78
Octopoda	3.23	3.00	13.19
Cancridea	2.80	3.00	5.55
Walleye pollock	2.64	0.00	1.75
Offal	1.94	0.00	1.25
Misc Lithodidae	1.74	1.00	2.73
Misc Majidae	1.64	0.00	4.35
Tanner Crab	1.56	1.00	3.04
Paguridae	1.45	0.00	5.75
Misc Org	1.24	0.00	3.00
Ammodytidae	1.07	0.00	0.47
Rajadae	0.78	0.00	0.96
Sebastes	0.73	0.00	0.35
Misc Gadidae	0.71	0.00	0.85
Isopoda	0.69	0.00	5.87
Myctophidae	0.65	2.00	2.00
Stichaeidae	0.61	0.00	1.25
Misc Crab	0.56	0.00	2.54
Clupeoidei	0.53	0.00	0.74
Misc Worm	0.51	0.00	2.12
Misc Crustacea	0.49	0.00	3.65
Cnidaria	0.49	0.00	0.80
Misc Anomura	0.47	0.00	1.47
Zoarcoidae	0.47	1.00	1.67
Misc Cephalopoda	0.43	0.00	1.63
Misc Flatfish	0.39	0.00	1.21
Unid Rockfish	0.37	0.00	0.34
Gastropod	0.36	0.00	2.73
Chionoecetes spp.	0.33	0.00	0.64
Euphausiacea	0.30	0.00	5.19
Cyclopteridae	0.28	0.00	0.88
Bivalvia	0.27	0.00	2.50
Ctenophora	0.27	0.00	0.67
Agonidae	0.27	0.00	1.00
Mysidacea	0.24	0.00	2.57
Arrowtooth flounder	0.18	0.00	0.16
Northern rock sole	0.13	0.00	0.44
Tunicate	0.12	0.00	0.28
Misc Amphipoda	0.08	0.00	0.34
Pholidae	0.04	0.00	0.15
Sea Cucumber	0.03	0.00	0.12
Unid Eggs	0.02	0.00	0.44
Misc Mollusca	0.02	0.00	0.78
Brittle Star	0.01	0.00	0.94
Capreillidea	0.01	0.00	1.09
Bathylagid	0.01	0.00	0.06
Misc Brachyura	0.01	0.00	0.32
Copepoda	0.01	0.00	0.50
Hyperiidea	0.01	0.00	0.41
Fish Eggs	0.01	0.00	0.10
Misc Decapoda	0.01	0.00	0.28
Misc Bird	0.00	0.00	0.21
Misc Org	0.00	0.00	0.08
Chaetognatha	0.00	0.00	0.10

Sample locations for Aleutian Islands Pacific cod, Gadus macrocephalus, collected in 2018

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