Ecology of Acanthurus coeruleus
Main Ref. Randall, J.E., 1967
Marine - Neritic
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
Marine - Oceanic
  • 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 Acanthurus coeruleus may be found.
Remarks Inhabits coral reefs, inshore grassy or rocky areas. Mainly diurnal. Feeds entirely on algae (Ref. 5521). Herbivore (Ref. 33499, 57616). Strong preference for red and green algae, with the rhodophytes comprising 93% of the food items examined (Ref. 55789). Roving herbivore (Ref. 57616). Diurnal species (Ref. 3194). It forms resident spawning aggregations in late afternoon after high tide (Ref. 27825, 120681, 120682).


Substrate : rocky;
Substrate Ref.
Special habitats Coral Reefs;
Special habitats Ref.


Ref. Coupal, L., E. B├ędard, C. Peguero and I.S. Durante, 1992
Associations symbiosis; schooling;
Associated with Cleaned by Pederson's cleaner shrimp (Periclimenes pedersoni), scarlet striped cleaner shrimp (Lysmata grabhami), goby Gobiosoma evelynae, hogfish (Bodianus rufus), and wrasse (Thalassoma trifasciatum) as observed on the
Association remarks Forms small groups (Ref. 26235).


Feeding type mainly plants/detritus (troph. 2-2.19)
Feeding type ref Randall, J.E., 1967
Feeding habit browsing on substrate
Feeding habit ref Clavijo, I.E., 1974
Trophic level(s)
Original sample Unfished population Remark
Estimation method Troph s.e. Troph s.e.
From diet composition 2.01 0.03
Ref. Randall, J.E., 1967
From individual food items 2.00 0.00 Trophic level and s.e. inferred from exclusive plant/detritus food items.
(e.g. 346)
(e.g. cnidaria)
Entered by Luna, Susan M. on 10.19.90
Modified by Arndt, Erik on 10.21.19
Checked by Capuli, Estelita Emily on 07.23.19
Comments & Corrections
Sign our Guest Book 
Back to Search
cfm script by eagbayani,  ,  php script by rolavides, 2/5/2008 ,  last modified by mbactong, 10/24/19