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Ecology of Amblyraja jenseni
 
Main Ref. Bigelow, H.B. and W.C. Schroeder, 1953
Remarks Dwells on lower slopes to abyssal depths, from 350-3000m respectively. Found in water temperatures between 2.7°C to 4°C (Ref. 117245). Deep-water species. Prefers higher temperatures. Feeds on small fishes and crustaceans (Refs. 6902, 117245). Parasites of the species include Otodistomum veliporum, Otodistomum cestoides (trematode) and Lernaeopoda sp. (copepod) (Ref. 5951).

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
  • estuaries/lagoons/brackish seas
  • mangroves
  • marshes/swamps
  • rivers/streams
  • lakes/ponds
  • caves
  • exclusively in caves
Highighted items on the list are where Amblyraja jenseni may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref.
Feeding habit hunting macrofauna (predator)
Feeding habit Ref.
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 3.71 0.57 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 346)
(e.g. cnidaria)
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