Ecology Summary - Rhamdia quelen
Écologie de Rhamdia quelen
 
Réf. Princ. Castro, R.M.C. and L. Casatti, 1997
Remarques Ratio of digestive tube length/standard length: 1.1. Feeds mainly on insects (Ref. 28681). When feeding, they use their barbels to search for prey on the bottom, although they don't turn over the substrate (Ref. 27701).

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 Rhamdia quelen may be found.

Habitat

Substrat
Substrate Ref.
Habitats spéciaux
Special habitats Ref.

Associations

Réf.
Associations
Associé avec
Remarques sur les associations
Parasitisme

Prise alimentaire

Type de prise alimentaire mainly animals (troph. 2.8 and up)
Feeding type Ref. Castro, R.M.C. and L. Casatti, 1997
Habitude alimentaire hunting macrofauna (predator)
Feeding habit Ref. Mérigoux, S. and D. Ponton, 1998
Trophic Level(s)
Estimation method Échantillon original Population non pêchée Remarque
Troph s.e. Troph s.e.
À partir du régime alimentaire 3.92 0.26 3.15 0.40 Troph of juv./adults from 2 studies.
À partir des éléments alimentaires 3.34 0.49 Trophic level estimated from a number of food items using a randomized resampling routine.
Réf. Castro, R.M.C. and L. Casatti, 1997
(ex. 346)
(ex. oophagy)
Vers Recherche
Commentaires et Corrections
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