Ecology of Etmopterus gracilispinis
 
Main Ref. Compagno, L.J.V., 1984
Remarks Found on outer continental shelves and upper slopes on or near the bottom at depths of 100 to 1,000 m; also pelagic at depths of 70 to 480 m over water 2,240 m deep off Argentina. Feeds on bony fish, octopus, squid and deep-water shrimp.

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 Etmopterus gracilispinis 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. Compagno, L.J.V., 1984
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Compagno, L.J.V., 1984
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 4.28 0.56 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 346)
(e.g. oophagy)
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