Scarus ghobban, Blue-barred parrotfish : fisheries, aquarium

Scarus ghobban Fabricius, 1775

Blue-barred parrotfish
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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 ghobban   AquaMaps   Data sources: GBIF OBIS
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Klassifizierung / Names Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa

> Eupercaria/misc (Various families in series Eupercaria) > Labridae (Wrasses) > Scarinae
Etymology: Scarus: Greek, skaros = a fish described by anciente writers as a parrot fish; 1601 (Ref. 45335).

Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet Ökologie

seewasser; brackwasser riff-verbunden; tiefenbereich 1 - 90 m (Ref. 89642). Tropical; 31°N - 35°S, 21°E - 77°W

Verbreitung Territorien | FAO Gebiete | Ökosysteme | Vorkommen | Punkt Karte | Einführungen | Faunafri

Indo-West Pacific: Algoa Bay, South Africa and Red Sea (Ref. 5490), Persian Gulf (Ref. 80050) to Rapa and Ducie islands, north to southern Japan, south to Perth, New South Wales. Likely in Seychelles (Ref. 1623). Eastern Pacific: Gulf of California to Ecuador (Ref. 5227). Lessepsian migrant to the Mediterranean. First of Family Scaridae (Ref. 45081).

Länge bei der ersten Reifung / Größe / Gewicht / Alter

Geschlechtsreife: Lm ?, range 49 - ? cm
Max length : 75.0 cm TL Männchen/unbestimmt; (Ref. 90102); common length : 30.0 cm TL Männchen/unbestimmt; (Ref. 55763); max. veröff. Alter: 13 Jahre (Ref. 42001)

Kurzbeschreibung Bestimmungsschlüssel | Morphologie | Morphometrie

Rückenflossenstacheln (insgesamt) : 9; Rückenflossenweichstrahlen (insgesamt) : 10; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 9. This species is distinguished by the following characters: median predorsal scales 6-8 (usually 7); 3 scale rows on cheek, 1(6-7), 2(6-9), 3(3-5); pectoral-fin rays 13-15 (occasionally 15); terminal male usually with 2 conical teeth on side of upper dental plate (female without), with lips mainly covering the plates; caudal fin rounded in small female, with prolonged lobes in large adult. Colour of male dark reddish brown anteriorly with a bright green dot at top end of line from mouth through eye to top of opercular opening; female red on head, belly and fins, side with wavy black and white stripes, and dark green bands around the mouth and eye (Ref. 9793, 90102).
Body shape (shape guide): fusiform / normal; Cross section: compressed.

Biologie     Fachlexikon (Englisch) (z.B. epibenthic)

Adults inhabit lagoon and seaward reefs (Ref. 1602), in slopes and drop-offs (Ref. 48636), often solitary but may sometimes occur in small groups (Ref. 9710, 48636). Males common in atolls where they live mainly around the inner and outer edges of barrier reefs at depths of about 30 ft; females prefer deeper habitat (Ref. 4821). Small juveniles in groups are found inshore on algae reef habitat (Ref. 9710, 48636) and sometimes enter silty, murky environments (Ref. 5490). Feed by scraping algae from rocks and corals (Ref. 5227). Are protogynous hermaphrodites (Ref. 55367). Caught with nets and other types of artisanal gear. Marketed fresh (Ref. 5284). In the Hong Kong live fish markets (Ref. 27253). Minimum depth reported from Ref. 90102.

Lebenszyklus und Paarungsverhalten Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven

Oviparous, distinct pairing during breeding (Ref. 205). Sex change occurs at 29.0 cm TL and 7 years of age (Ref. 55367).

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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)

IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))

  nicht bedroht (LC) ; Date assessed: 18 September 2009

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Bedrohung für Menschen

  Harmless





Nutzung durch Menschen

Fischereien: kommerziell; Aquarium: Kommerziell
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Schätzungen auf der Grundlage von Modellen

Bevorzugte Temperatur (Ref. 123201): 24.5 - 29.1, mean 28 °C (based on 1802 cells).
Phylogenetischer Diversitätsindex (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.01210 - 0.01727), b=3.04 (3.01 - 3.07), in cm total length, based on LWR estimates for this species (Ref. 93245).
Trophische Ebene (Ref. 69278):  2.0   ±0.0 se; based on diet studies.
Widerstandsfähigkeit (Ref. 120179):  mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (K=0.47; tmax=13).
Prior r = 0.55, 95% CL = 0.36 - 0.83, Based on 1 data-limited stock assessment.
Anfälligkeit der Fischerei (Ref. 59153):  Moderate to high vulnerability (50 of 100). 🛈
Klimaanfälligkeit (Ref. 125649):  High to very high vulnerability (74 of 100). 🛈
Preiskategorie (Ref. 80766):   High.
Nährstoffe (Ref. 124155):  Calcium = 25 [14, 42] mg/100g; Iron = 0.629 [0.410, 0.980] mg/100g; Protein = 18.9 [16.8, 20.7] %; Omega3 = 0.0973 [, ] g/100g; Selenium = 25.9 [14.6, 41.5] μg/100g; VitaminA = 34 [10, 113] μg/100g; Zinc = 2.13 [1.50, 2.72] mg/100g (wet weight); based on nutrient studies.