Rhinecanthus rectangulus (Bloch & Schneider, 1801)

Wedge-tail triggerfish

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Tetraodontiformes \| Balistidae
Synonyms	Balistes rectangulus, Balistapus rectangulus, ... more
Common names	Rectangle triggerfish, Picasso triggerfish, Wedge picassofish, ... more

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Image of Rhinecanthus rectangulus (Wedge-tail triggerfish)

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AquaMaps Data sources: GBIF OBIS

Main reference

Matsuura, K. 2001. (Ref. 9770)
Other references | Biblio | Coordinator : Matsuura, Keiichi | Collaborators

Size / Weight / Age

Max length : 30.0 cm TL male/unsexed; (Ref. 30573)

Environment

Reef-associated; marine; depth range 10 - 20 m (Ref. 9770)

Climate / Range

Tropical; 30°N - 32°S

Indo-Pacific: Red Sea south to East London, South Africa (Ref. 4420) and east through Indonesia to the Marquesan Islands, north to southern Japan, south to Lord Howe Island.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 3; Dorsal soft rays (total): 22 - 25; Anal spines: 0; Anal soft rays: 20 - 22. Body orange-brown above; head and belly white; soft dorsal, anal and pectoral fins pale; caudal fin dusky (Ref. 4420).

Occur in shallow outer reefs subject to surge (Ref. 9770, 48637). Commonly found over barren rock or the spur-and-groove zone where there is a mixture of bare rock, rubble, and coral. Juveniles on algae reef (Ref. 48637). Benthopelagic (Ref. 58302). Feed on algae, detritus, mollusks, crustaceans, worms, echinoderms, fishes, sponges, foraminiferans, and eggs. Territorial. Oviparous (Ref. 205). Also taken by drive-in nets (Ref. 9770).


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated	Harmless

Human uses
Fisheries: minor commercial; aquarium: commercial


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

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Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low to moderate vulnerability (30 of 100)	Medium

Entered by Binohlan, Crispina B.

Modified by Ortañez, Auda Kareen

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Page last modified by : elaxamana, 15 July 2009

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