Écologie de Hydrolagus affinis
 
Réf. Princ. Hardy, G.S. and M. Stehmann, 1990
Remarques Found on continental slopes and down to deep-sea plains. Feeds on small fishes and invertebrates (Ref. 3330). Epibenthic or bottom benthopelagic. Dwells in rarity from coastal margins and off bottoms. Associated with deep, cold-water coral reefs. Feeds mainly on benthic and epibenthic invertebrates, suggesting active hunting behavior. Possibly nocturnal. Oviparous (Ref. 117245).

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
  • Estuaires/lagons/zones saumâtres
  • mangroves
  • marais
  • rivers/streams
  • lakes/ponds
  • Grottes
  • exclusivement
Highighted items on the list are where Hydrolagus affinis may be found.

Habitat

Substrat Benthic; Pelagic;
Substrate Ref. Coad, B.W. and J.D. Reist, 2018
Habitats spéciaux Other habitats: deep-water corals;
Special habitats Ref.

Associations

Réf.
Associations
Associé avec
Remarques sur les associations Parasites of the species include Gryrocotyle abyssicola and Gryrocotyle major (cestodes), and Lernaeopodina longibrachia (copepod) (Ref. 5951).
Parasitisme

Prise alimentaire

Type de prise alimentaire mainly animals (troph. 2.8 and up)
Feeding type Ref. Stehmann, M. and D.L. Bürkel, 1984
Habitude alimentaire hunting macrofauna (predator)
Feeding habit Ref. Stehmann, M. and D.L. Bürkel, 1984
Trophic Level(s)
Estimation method Échantillon original Population non pêchée Remarque
Troph s.e. Troph s.e.
À partir du régime alimentaire
À partir des éléments alimentaires 4.25 0.41 Trophic level estimated from a number of food items using a randomized resampling routine.
Réf.
(ex. 346)
(ex. cnidaria)
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