Ecology Summary - Heptranchias perlo
Ecology of Heptranchias perlo
 
Main Ref. Sierra, L.M., R. Claro and O.A. Popova, 1994
Remarks Found on the outer continental and insular shelves and upper slopes in depths of 100 to 400 (Ref. 11230, 13573, 75154), also inshore and down to 1,000 m (Ref. 6871, 11230). Feeds on small sharks and rays, small bony fish, shrimps, crabs, lobsters, squid, and cuttlefish (Ref. 5578). Benthic (Ref. 128298).

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 Heptranchias perlo may be found.

Habitat

Substrate Benthic;
Substrate Ref. Başusta, N., 2016
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. Cortés, E., 1999
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Macpherson, E., 1989
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 4.16 0.36 4.06 0.53 Troph of juv./adults from 1 study.
From individual food items 4.27 0.64 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Cortés, E., 1999
(e.g. 9948)
(e.g. oophagy)
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