Ecology of Sphyraena guachancho
Main Ref. Sierra, L.M., R. Claro and O.A. Popova, 1994
Remarks Occurs in shallow and generally turbid coastal water over muddy bottoms, often around river estuaries. Schooling species (Ref. 6949). Feeds on mainly on fishes belonging to the Engraulidae, Clupeidae, Lutjanidae and Synodontidae families and also on squid from the Loliginidae family (Ref. 9626).

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 Sphyraena guachancho may be found.


Substrate Benthic: demersal; Soft Bottom: mud;
Substrate Ref.
Special habitats
Special habitats Ref.


Associated with
Association remarks


Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Sierra, L.M., R. Claro and O.A. Popova, 1994
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. da Silva Monteiro, V.M., 1998

Trophic Level(s)

Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 4.35 0.33 3.93 0.63 Troph of juv./adults from 2 studies.
From individual food items 4.38 0.71 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Sierra, L.M., R. Claro and O.A. Popova, 1994
(e.g. 346)
(e.g. cnidaria)
Entered by Sa-a, Pascualita on 06.24.98
Modified by Luna, Susan M. on 03.20.15
Checked by Sta. Iglesia, Drina on 03.27.01
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