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Ecology of Halichoeres nicholsi
 
Main Ref. Grove, J.S. and R.J. Lavenberg, 1997
Remarks Found over sand and gravel bottoms near coral reefs. Adults are solitary but juveniles form aggregations, sometimes with other species of wrasses. Feeds on mollusks, brittle stars, sea urchins and crabs. Hides under the sand to sleep and to seek shelter, in cases of danger. Mobile-invertebrate feeder (Ref. 57615).

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 Halichoeres nicholsi may be found.

Habitat

Substrate : sand;: rubble;
Substrate Ref.
Special habitats Coral Reefs;
Special habitats Ref. Dominici-Arosemena, A. and M. Wolff, 2006

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Grove, J.S. and R.J. Lavenberg, 1997
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Dominici-Arosemena, A. and M. Wolff, 2006
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 4.00 0.61 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 346)
(e.g. oophagy)
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