Ekologin hos Astyanax nasutus
 
Main Ref. Bussing, W.A., 1998
Anmärkningar Recorded from large rivers, in slow to moderate current at 5 to 20 m elevation. It was taken over sandy bottoms at 26°C. It seems to be principally an herbivorous fish, feeding on diatoms, seeds and other plant material (Ref. 36880).

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 Astyanax nasutus may be found.

Habitat

Substrate : sand;
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Föda

Typ av föda mainly plants/detritus (troph. 2-2.19)
Feeding type Ref. Bussing, W.A., 1998
Födosöksstrategi browsing on substrate
Feeding habit Ref.
Trophic Level(s)
Estimation method Ursprungligt prov Ofiskad population Kommentar
Troph s.e. Troph s.e.
Från födosammansättning
Från individuella födoämnen 2.00 0.00 Trophic level and s.e. inferred from exclusive plant/detritus food items.
Ref.
(t.ex. 346)
(t.ex. cnidaria)
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