Ecology of Raja texana
 
Main Ref. McEachran, J.D. and K.A. Dunn, 1998
Remarks Occurs from near shore to 183 m depth at temperatures ranging from 14 to 28° C but it is most common inshore of 91 m at 16 to 25° C. Young occur in shallow bays. Feeds mainly on decapod crustaceans and to a lesser extent on other benthic invertebrates and fishes.

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 Raja texana may be found.

Habitat

Substrate
Substrate Ref.
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. McEachran, J.D. and K.A. Dunn, 1998
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. McEachran, J.D. and K.A. Dunn, 1998

Trophic Level(s)

Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 3.84 0.58 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 346)
(e.g. cnidaria)
Entered by Sta. Iglesia, Drina on 10.20.00
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