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Scarus dubius Bennett, 1828

Regal parrot
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Scarus dubius   AquaMaps   Data sources: GBIF OBIS
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Image of Scarus dubius (Regal parrot)
Scarus dubius
Female picture by Randall, J.E.


Hawaii country information

Common names: [No common name]
Occurrence: endemic
Salinity: marine
Abundance: occasional (usually not seen) | Ref: Lieske, E. and R. Myers, 1994
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Reported from the mixohaline ponds of Kona coast (Ref. 46928). Exported to Taiwan through the aquarium trade industry (Ref. 5358). Also Ref. 9710, 58302.
National Checklist:
Country Information:
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Randall, J.E. and J.H. Choat, 1980
National Database:

Common names from other countries

Classificatie / Names Lokale namen | Synoniemen | Catalog of Fishes(Genus, Soort(en)) | ITIS | CoL | WoRMS | Cloffa

> Eupercaria/misc (Various families in series Eupercaria) > Scaridae (Parrotfishes) > Scarinae
Etymology: Scarus: Greek, skaros = a fish described by anciente writers as a parrot fish; 1601 (Ref. 45335);  dubius: From the terminal phase (Ref. 2689).
  More on author: Bennett.

Environment: milieu / climate zone / depth range / distribution range Ecologie

marien rifbewoner; diepte 1 - 20 m (Ref. 58302).   Tropical

Verspreiding Landen | FAO regio's | Ecosystemen | Voorkomen | Point map | Introducties | Faunafri

Eastern Central Pacific: found only in the Hawaiian Islands. Occurrences outside Hawaii are all misidentifications.

Grootte / Gewicht / Leeftijd

Maturity: Lm ?  range ? - ? cm
Max length : 35.6 cm SL mannelijk / geslacht onbekend; (Ref. 3921)

Biologie     Verklarende woordenlijst (bv. epibenthic)

Inhabits seaward reefs (Ref. 9710). Benthopelagic (Ref. 58302). Grazes on benthic algae. Protogynous (Ref. 55080).

Levenscyclus en paargedrag Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven

Oviparous, distinct pairing during breeding (Ref. 205). Size at sex change: 26.4 - 39.8 cm TL (Ref. 55080).

Hoofdreferentie Upload your references | Referenties | Coördinator : Westneat, Mark | Medewerkers

Parenti, P. and J.E. Randall, 2000. An annotated checklist of the species of the labroid fish families Labridae and Scaridae. Ichthyol. Bull. J.L.B. Smith Inst. Ichthyol. (68):1-97. (Ref. 35918)

Status op de Rode Lijst van het IUCN (Ref. 130435)

  Niet bedreigd (LC) ; Date assessed: 05 February 2009

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

  Harmless




Gebruik door de mens

Visserij: van geen belang; Aquarium: Commercieel
FAO(Publication : search) | FishSource |

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Estimates based on models

Preferred temperature (Ref. 115969): 24.9 - 29.1, mean 26.2 (based on 83 cells).
Fylogenetische diversiteitsindex (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00686 - 0.03044), b=3.03 (2.86 - 3.20), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Weerstandsvermogen (Ref. 120179):  Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low to moderate vulnerability (33 of 100).