Resource Ecology and Ecosystem Modeling Groundish Diet Composition

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Diet Compostion Tables > Alaska skate Home

Diet table for Bering Sea Alaska skate, Bathyraja parmifera, collected in 2003
Number of Full Stomachs : 142
Number of Hauls: 26

Prey Name	Percent Weight	Percent Count	Percent Frequency
Walleye pollock	31.97	12.00	20.67
Crangonidae (shrimp)	21.94	25.00	46.36
Ammodytidae	7.53	5.00	11.41
Paguridae	6.16	5.00	21.72
Gammaridea	6.02	18.00	27.18
Misc Majidae	3.44	2.00	7.78
Chionoecetes spp.	3.15	5.00	9.79
Misc Flatfish	2.90	1.00	12.76
Pacific sandfish	2.11	0.00	1.35
Misc Crab	2.01	0.00	6.45
Polychaeta	1.97	1.00	10.81
Yellowfin sole	1.87	0.00	1.54
Offal	1.70	1.00	4.56
Misc Shrimp	1.53	2.00	10.58
Agonidae	0.84	0.00	2.21
Misc Teleost	0.78	1.00	8.81
Teuthida	0.69	0.00	1.92
Opilio Crab	0.65	3.00	2.14
Misc Gadidae	0.64	1.00	3.12
Misc Crustacea	0.58	0.00	1.73
Stichaeidae	0.53	0.00	0.96
Mysidacea	0.50	3.00	12.00
Euphausiacea	0.19	1.00	5.67
Pandalidae (shrimp)	0.18	0.00	0.96
Brittle Star	0.08	0.00	1.35
Hippolytidae (shrimp)	0.03	0.00	1.41
Cottid	0.02	0.00	0.87
Isopoda	0.00	0.00	0.43

Sample locations for Bering Sea Alaska skate, Bathyraja parmifera, collected in 2003

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