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Ecology of Chrosomus eos
 
Main Ref. Cochran, P.A., D.M. Lodge, J.R. Hodgson and P.G. Knapik, 1988
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 Chrosomus eos may be found.
Remarks Inhabits lakes, ponds, bogs, and pools of headwaters and creeks. Usually occurs over silt, often near vegetation. Feeds mainly on algae, but also on zooplankton and aquatic insects (Ref. 1998). Preyed upon by fishes, kingfishers and mergansers (Ref. 1998).

Substrate

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type plants/detritus+animals (troph. 2.2-2.79)
Feeding type ref Cochran, P.A., D.M. Lodge, J.R. Hodgson and P.G. Knapik, 1988
Feeding habit variable
Feeding habit ref Scott, W.B. and E.J. Crossman, 1973
Trophic level(s)
Original sample Unfished population Remark
Estimation method Troph s.e. Troph s.e.
From diet composition 2.51 0.11 2.46 0.14 Troph of adults from 3 studies.
Ref. Litvak, M.K. and R.I.C. Hansell, 1990
From individual food items 3.05 0.34 Trophic level estimated from a number of food items using a randomized resampling routine.
(e.g. 346)
(e.g. cnidaria)
Entered by Sa-a, Pascualita on 04.08.97
Modified by Pablico, Grace Tolentino on 08.07.07
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