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 1997
Number of Full Stomachs : 212
Number of Hauls: 44

Prey Name	Percent Weight	Percent Count	Percent Frequency
Walleye pollock	25.87	10.00	19.78
Stichaeidae	12.66	8.00	15.00
Crangonidae (shrimp)	7.61	10.00	21.09
Offal	5.81	0.00	5.25
Zoarcoidae	5.50	3.00	3.91
Paguridae	5.40	6.00	15.23
Gammaridea	5.07	8.00	30.97
Misc Flatfish	3.90	2.00	11.40
Misc Teleost	3.76	9.00	16.70
Agonidae	3.50	0.00	3.70
Northern rock sole	2.85	0.00	2.88
Misc Crab	2.45	2.00	8.91
Chionoecetes spp.	2.18	7.00	14.79
Misc Majidae	2.06	3.00	5.05
Polychaeta	1.73	3.00	18.84
Hippolytidae (shrimp)	1.64	1.00	6.93
Misc Gadidae	1.57	0.00	3.17
Opilio Crab	1.29	1.00	5.40
Cottid	1.06	1.00	2.56
Ammodytidae	0.87	1.00	3.33
Tanner Crab	0.77	1.00	2.22
Yellowfin sole	0.69	0.00	1.31
Pandalidae (shrimp)	0.41	0.00	4.42
Flathead sole	0.40	0.00	0.83
Misc Shrimp	0.31	2.00	6.76
Mysidacea	0.29	1.00	14.59
Misc Anomura	0.11	0.00	1.10
Misc Crustacea	0.08	0.00	1.60
Cumacea	0.07	2.00	4.18
Euphausiacea	0.05	1.00	5.24
Lepidopsetta sp	0.02	0.00	0.23
Misc Org	0.00	0.00	0.38
Bivalvia	0.00	0.00	1.22
Misc Amphipoda	0.00	0.00	0.38

Sample locations for Bering Sea Alaska skate, Bathyraja parmifera, collected in 1997

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