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Food and Feeding Habits Summary Amblyraja radiata
 
Main Ref. Skjæraasen, J.E. and O.A. Bergstad, 2000
Fish stage adults Mean length 55.50 TL
Sample size 175 Percent empty
Country Locality Northeastern North Sea and Skagerrak (Norwegian Deep)
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Amblyraja radiata
Diet percent Food I Food II Food III Prey stage Item Name Comments
0.20 % zoobenthos benth. crust. amphipods juv./adults Amphipoda 0.3% amphipoda, 0.1% Caprellidae.
0.90 % nekton finfish bony fish juv./adults Myxine glutinosa Myxine glutinosa.
55.20 % nekton finfish bony fish juv./adults Merlangius merlangus 25.9% Teleostei, 3.9% Clupea harengus, 1.7% Trisopterus esmarki, 8.4% Merlangius merlangus, 4.3% Micromesistius poutassou, 3.8% Merluccius merluccius, 1.4% Lycodes vahli, 5.6% Glyptocephalus cynoglossus.
2.00 % zoobenthos benth. crust. crabs juv./adults Malacostraca Malacostraca.
0.70 % zoobenthos benth. crust. isopods juv./adults Cirolana borealis Cirolana borealis.
1.50 % zoobenthos benth. crust. n.a./other benth. crustaceans juv./adults crustacea Unidentified crustacea.
30.30 % zoobenthos benth. crust. n.a./other benth. crustaceans juv./adults Munida sarsi 0.3% Decapoda, 3.8% Caridea, 0.5% Pandalus sp., 8.1% Pandalus borealis, 0.2% Pandalus propinquus, 4% Crangonidae, 0.2% Crangon allmani, 1.3% Pontophilus norvegicus, 2.2% Calocaris macandreae, 0.5% Pagurus sp., 0.1% Munida sp., 8.6% Munida sarsi, 0.4% Brachyura.
9.20 % zoobenthos worms polychaetes juv./adults Polynoidae 2.6% Polychaeta, 4.4% Polynoidae, 2% Sigalinoidae, 0.2% Opheliidae.
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