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Ecology of Pylodictis olivaris
 
Main Ref. Coker, G.A., C.B. Portt and C.K. Minns, 2001
Remarks Inhabits pools with logs and other debris in low- to moderate-gradient, small to large rivers. Also found in lakes and impoundments. Young occur in rocky and sandy runs and riffles.

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 Pylodictis olivaris may be found.

Habitat

Substrate Soft Bottom: sand; Hard Bottom: rocky;
Substrate Ref. Page, L.M. and B.M. Burr, 1991
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Coker, G.A., C.B. Portt and C.K. Minns, 2001
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Coker, G.A., C.B. Portt and C.K. Minns, 2001
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 3.78 0.31 4.13 0.93 Troph of juv./adults from 3 studies.
From individual food items 3.20 0.49 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Minckley, W.L. and J.E. Deacon, 1959
(e.g. 346)
(e.g. oophagy)
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