Ecology of Hydrurga leptonyx
 
Main Ref. Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993
Remarks Found throughout the pack ice zone; haul out on ice and land, often preferring ice floes, when available. Feeds on krill, fish, squid, penguins, and young seals, and will occasionally scavenge from carcasses of whales.

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 Hydrurga leptonyx may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref. Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993

Trophic Level(s)

Estimation method original sample unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 4.50 0.37 Tentative trophic level derived from 1 + troph of a single food item
Ref.
(e.g. 9948)
(e.g. cnidaria)
Comments & Corrections
 
 
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