Ecology Summary - Geophagus diamantinensis
Ecology of Geophagus diamantinensis
 
Main Ref. Mattos, J.L.O., W.J.E.M. Costa and A.C.A. Santos, 2015
Remarks The type locality of G. diamantinensis is composed of several relatively small black-water rivers; bottom is sandy and rocky, with little riparian and submerged vegetation; at this site, the River Paraguaçu was about 100 m wide and 0.9 m deep in average; river margins were mostly covered by bushes and secondary forest; stomach content revealed that G. diamantinensis is insectivorous and feeds mainly on autochthonous resources; the main stomach contents included the following insect orders: Diptera, Ephemeroptera, Coleoptera, Trichoptera and Odonata; in addition, a residual content of vegetal material was also found (Ref. 118113).

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 Geophagus diamantinensis may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type
Feeding type Ref.
Feeding habit
Feeding habit Ref.
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items
Ref.
(e.g. 9948)
(e.g. oophagy)
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