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 1993
Number of Full Stomachs : 62
Number of Hauls: 13

Prey Name	Percent Weight	Percent Count	Percent Frequency
Walleye pollock	47.87	14.00	28.86
Zoarcoidae	15.99	18.00	20.19
Opilio Crab	9.03	6.00	10.19
Offal	6.25	1.00	3.66
Chionoecetes spp.	5.03	2.00	5.72
Misc Teleost	2.95	6.00	11.95
Paguridae	2.57	5.00	9.11
Tanner Crab	1.85	7.00	17.64
Pandalidae (shrimp)	1.60	12.00	21.41
Crangonidae (shrimp)	1.54	10.00	22.46
Gammaridea	1.52	6.00	27.92
Misc Flatfish	1.49	0.00	2.56
Misc Crab	0.95	0.00	6.41
Pacific halibut	0.74	0.00	1.54
Northern rock sole	0.47	0.00	1.54
Polychaeta	0.07	1.00	1.92
Misc Shrimp	0.06	1.00	1.92
Misc Worm	0.02	0.00	0.96
Cyclopteridae	0.01	0.00	0.96

Sample locations for Bering Sea Alaska skate, Bathyraja parmifera, collected in 1993

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