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Ekologin hos Hymenocephalus italicus
 
Main Ref. Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990
Anmärkningar Leaves the bottom to feed in midwater (Ref. 41951). Most common at depths less than 500 m. Feeds predominantly on pelagic copepods, to a lesser extent on euphausiids and gammarian amphipods, and to a minor extent on shrimps, ostracods, cumaceans, other small crustaceans, and small fish.

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
  • Flodmynningar/laguner/bräckta havsområden
  • mangroves
  • marshes/swamps
  • rivers/streams
  • lakes/ponds
  • Grottor
  • uteslutande
Highighted items on the list are where Hymenocephalus italicus may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Föda

Typ av föda mainly animals (troph. 2.8 and up)
Feeding type Ref. Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990
Födosöksstrategi variable
Feeding habit Ref. Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990
Trophic Level(s)
Estimation method Ursprungligt prov Ofiskad population Kommentar
Troph s.e. Troph s.e.
Från födosammansättning 3.40 3.32 0.41 Troph of adults from 1 study.
Från individuella födoämnen 3.41 0.53 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Macpherson, E., 1979
(t.ex. 346)
(t.ex. cnidaria)
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