Resource Ecology and Ecosystem Modeling Groundish Diet Composition

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Diet Compostion Tables > Northern rockfish Home

Diet table for Aleutian Islands Northern rockfish, Sebastes polyspinis, collected in 2010
Number of Full Stomachs : 205
Number of Hauls: 44

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	28.64	14.00	55.79
Copepoda	23.01	12.00	61.12
Hyperiidea	8.95	10.00	39.69
Chaetognatha	5.45	4.00	27.05
Teuthida	5.20	4.00	10.14
Misc Crustacea	5.08	1.00	13.86
Gammaridea	4.71	1.00	8.61
Misc Shrimp	3.97	2.00	11.18
Misc Teleost	2.75	9.00	7.57
Myctophidae	2.61	3.00	1.52
Pandalidae (shrimp)	1.90	0.00	1.89
Pteropoda	1.44	2.00	12.17
Misc Decapoda	1.35	0.00	1.67
Hippolytidae (shrimp)	1.25	0.00	1.20
Crangonidae (shrimp)	0.88	0.00	0.76
Ctenophora	0.78	0.00	0.65
Octopoda	0.40	0.00	0.45
Walleye pollock	0.34	2.00	0.76
Polychaeta	0.30	0.00	3.55
Cnidaria	0.21	0.00	1.14
Misc Mollusca	0.15	0.00	0.25
Misc Cephalopoda	0.12	0.00	1.10
Mysidacea	0.10	0.00	0.82
Misc Amphipoda	0.09	0.00	2.27
Paguridae	0.03	0.00	0.91
Misc Crab	0.01	0.00	0.30
Isopoda	0.00	1.00	0.76

Sample locations for Aleutian Islands Northern rockfish, Sebastes polyspinis, collected in 2010

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