Ecology Summary - Amblyraja hyperborea
Ecología de Amblyraja hyperborea
 
Referencia principal McEachran, J.D. and K.A. Dunn, 1998
Observaciones Dwells over silty subtrates at depths from 167-1600m. Found in water temperatures between -0.08°C to 3.5°C. Common along upper continental slopes 800-1500 m in the east Norwegian Sea. Benthic feeder, feeding at trophic levels of 3.98 (Ref. 117245). Found on the continental slope (Ref. 75154), reaching bathyal and abyssal depths in the Arctic region (Ref. 119696). Feeds on all kinds of bottom animals.

Aquatic zones / Water bodies

Marine - Neritic Marine - Oceanic Brackishwater Freshwater
Marine zones / Brackish and freshwater bodies
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
  • epipelagic
  • mesopelagic
  • epipelagic
  • abyssopelagic
  • hadopelagic
  • Estuarios/lagunas/mares salobres
  • mangroves
  • marshes/swamps
  • rivers/streams
  • lakes/ponds
  • Cuevas
  • exclusivamente
Highighted items on the list are where Amblyraja hyperborea may be found.

Habitat

Substrate Benthic; Soft Bottom: silt;
Substrate Ref. Coad, B.W. and J.D. Reist, 2018
Special habitats
Special habitats Ref.

Associations

Referencia
Associations
Associated with
Association remarks
Parasitism

Alimentación

Tipo De Alimentación mainly animals (troph. 2.8 and up)
Feeding type Ref. Stehmann, M. and D.L. Bürkel, 1984
Hábito De Alimentación hunting macrofauna (predator)
Feeding habit Ref. Stehmann, M. and D.L. Bürkel, 1984
Trophic Level(s)
Estimation method Muestra original Población no pescada Observación
Troph s.e. Troph s.e.
De la composición de la dieta 4.31 0.54 Troph of juv./adults from 2 studies.
De tipos individuales de alimento 3.93 0.56 Trophic level estimated from a number of food items using a randomized resampling routine.
Referencia
(por ej. 346)
(por ej. oophagy)
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