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Scarus rivulatus  Valenciennes, 1840

Rivulated parrotfish
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Native range | All suitable habitat | Point map | Year 2100
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Scarus rivulatus   AquaMaps   Data sources: GBIF OBIS
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Image of Scarus rivulatus (Rivulated parrotfish)
Scarus rivulatus
Picture by Cook, D.C.

Classification / Names Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (strålfeniga fiskar) > Perciformes (Perch-likes) > Scaridae (Parrotfishes) > Scarinae
Etymology: Scarus: Greek, skaros = a fish described by anciente writers as a parrot fish; 1601 (Ref. 45335).   More on author: Valenciennes.

Miljö / Klimat / Range Ekologi

; marina revassocierade; djupintervall 1 - 30 m (Ref. 86942).   Tropical, preferred ?; 30°N - 32°S

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

Western Pacific: Thailand to New Caledonia, north to the Ryukyu Islands, south to Perth and New South Wales in Australia. Recently recorded from Tonga (Ref. 53797).

Size / Vikt / Age

Maturity: Lm ?  range ? - ? cm
Max length : 40.0 cm SL hane/ej könsbestämd; (Ref. 2935); common length : 20.0 cm SL hane/ej könsbestämd; (Ref. 2935)

Short description Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt): 9; Mjukstrålar i ryggfenan (totalt): 10; Taggstrålar i analfenan 3; Mjukstrålar i analfenan: 9. Males easily recognized by the yellow pectoral fins and orange cheeks. Females plain grey with pale lines along abdominal area (Ref. 48636). The initial phase closely resembles that of S. globiceps and S. psittacus. Differences lie in the number of scale row and scales in the ventral side.

Biologi     Ordlista (t.ex. epibenthic)

Found in silty coastal and offshore areas to 20 m deep (Ref. 90102). Inhabits rocky and coral reefs from tidal pools to at least 10 m deep. Form schools with 30 to 40 individuals. Grazes on benthic algae and corals (Ref. 2935). Reproductively active terminal males become bicolored (Ref. 37816).

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Oviparous, distinct pairing during breeding (Ref. 205).

Main reference Upload your references | referenser | Koordinator : Westneat, Mark | Medarbetare

Randall, J.E. and J.H. Choat, 1980. Two new parrotfishes of the genus Scarus from the Central and South Pacific, with further examples of sexual dichromatism. Zool. J. Linn. Soc. 70:383-419. (Ref. 2689)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fiskeri: kommersiell
FAO(Publication : search) | FisheriesWiki | Sea Around Us

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