Resource Ecology and Ecosystem Modeling Groundish Diet Composition

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Diet Compostion Tables > Alaska skate Home

Diet table for Aleutian Islands Alaska skate, Bathyraja parmifera, collected in 1994
Number of Full Stomachs : 42
Number of Hauls: 18

Prey Name	Percent Weight	Percent Count	Percent Frequency
Atka Mackeral	41.56	39.00	45.60
Walleye pollock	18.21	13.00	18.52
Sebastes	10.91	5.00	11.11
Offal	5.45	2.00	3.47
Ammodytidae	4.28	5.00	5.56
Gammaridea	3.92	1.00	11.11
Tanner Crab	3.33	3.00	2.78
Cottid	2.84	3.00	6.94
Misc Hexagrammidae	2.14	1.00	2.78
Misc Teleost	1.35	2.00	7.41
Crangonidae (shrimp)	1.28	2.00	8.33
Misc Crab	1.26	2.00	6.02
Isopoda	0.81	0.00	8.33
Misc Lithodidae	0.75	3.00	7.64
Cyclopteridae	0.75	4.00	4.63
Stichaeidae	0.46	0.00	1.39
Pandalidae (shrimp)	0.20	0.00	1.39
Paguridae	0.17	1.00	2.78
Pacific halibut	0.16	0.00	2.78
Polychaeta	0.11	1.00	2.78
Hippolytidae (shrimp)	0.04	2.00	2.78
Euphausiacea	0.01	1.00	2.78

Sample locations for Aleutian Islands Alaska skate, Bathyraja parmifera, collected in 1994

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