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Ecology of Heterodontus mexicanus
 
Main Ref. Compagno, L.J.V., 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 Heterodontus mexicanus may be found.
Remarks Found on littoral continental waters, on rocky and sandy areas from close inshore down to at least 20 to 50 m depth. Also found on seamounts. Reported to reach 165 cm (Ref. 37955). Feeds on crabs and demersal fishes including midshipman (Porichthys, Batrachoididae) (Ref. 43278).

Substrate

Substrate : sand; Hard Bottom: rocky;
Substrate Ref.
Special habitats Coral Reefs;
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type ref Compagno, L.J.V., 2001
Feeding habit hunting macrofauna (predator)
Feeding habit ref Compagno, L.J.V., 2001
Trophic level(s)
Original sample Unfished population Remark
Estimation method Troph s.e. Troph s.e.
From diet composition
Ref.
From individual food items 4.15 0.73 Trophic level estimated from a number of food items using a randomized resampling routine.
(e.g. 346)
(e.g. cnidaria)
Entered by Capuli, Estelita Emily on 02.17.05
Modified by Pablico, Grace Tolentino on 03.18.08
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