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Ecology of Pylodictis olivaris
 
Main Ref. Coker, G.A., C.B. Portt and C.K. Minns, 2001
Distribution
Marine - Neritic
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
 Marine - Oceanic
  • epipelagic
  • mesopelagic
  • epipelagic
  • abyssopelagic
  • hadopelagic
 Brackishwater
  • estuaries/lagoons/brackish seas
  • mangroves
  • marshes/swamps
 Freshwater
  • rivers/streams
  • lakes/ponds
  • caves
  • exclusively in caves
Highighted items on the list are where Pylodictis olivaris may be found.
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.

Substrate

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)
Original sample Unfished population Remark
Estimation method Troph s.e. Troph s.e.
From diet composition 3.78 0.31 4.13 0.93 Troph of juv./adults from 3 studies.
Ref. Minckley, W.L. and J.E. Deacon, 1959
From individual food items 3.20 0.49 Trophic level estimated from a number of food items using a randomized resampling routine.
(e.g. 346)
(e.g. cnidaria)
Entered by Pablico, Grace Tolentino on 09.06.02
Modified by Pablico, Grace Tolentino on 07.30.07
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