Scarus dimidiatus Bleeker, 1859

Yellowbarred parrotfish
Ajouter votre observation dans Fish Watcher
Envoyez vos Photos et vidéos
Pictures | Videos |     Images Google
Image of Scarus dimidiatus (Yellowbarred parrotfish)
Scarus dimidiatus
Picture by Randall, J.E.

Classification / Names Noms communs | Synonymes | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinoptérygiens (poissons à nageoires rayonnées) > 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: Bleeker.

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

; marin; saumâtre récifal; profondeur 1 - 25 m (Ref. 90102).   Tropical; 30°N - 24°S, 107°E - 170°W

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Western Pacific: Indonesia to Samoa, north to the Ryukyu Islands, south to the Great Barrier Reef. Replaced by Scarus scaber in the Indian Ocean (Ref. 37816).

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 40.0 cm TL mâle / non sexé; (Ref. 48636)

Description synthétique Morphologie | Morphométrie

Épines dorsales (Total): 9; Rayons mous dorsaux (Total): 10; Épines anales 3; Rayons mous anaux: 9. Males recognized by the blue snout and band behind eye. Eastern form has blue cheek and western form has yellow cheek. Females grey to yellow with dusky saddle over back (Ref. 48636). Closely resembles S. oviceps and S. scaber. In S. oviceps, the initial phase has fewer, less vertical diagonal dark bars on the back and the terminal phase lacks the light-centered bar between the eye and the pectoral fin base, is darker and less brilliant blue on the upper head and back, and is usually larger.

Biologie     Glossaire (ex. epibenthic)

Inhabits coral-rich areas of clear, protected reefs (Ref. 9710). Found in lagoon and seaward reefs (Ref. 90102). Feeds mainly on algae (Ref. 26993).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

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

Référence principale Upload your references | Références | Coordinateur : Westneat, Mark | Collaborateurs

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)

Statut dans la liste rouge de l'IUCN (Ref. 120744)

  Préoccupation mineure (LC) ; Date assessed: 17 September 2009

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

Pêcheries: commercial; Aquarium: Commercial
FAO(Publication : search) | FishSource | Sea Around Us

Plus d'informations

Pays
Zones FAO
Écosystèmes
Occurrences
Introductions
Stocks
Écologie
Régime alimentaire
Éléments du régime alimentaire
Consommation alimentaire
Ration
Noms communs
Synonymes
Métabolisme
Prédateurs
Écotoxicologie
Reproduction
Maturité
Frai
Rassemblement de ponte
Fécondité
Œufs
Développement de l'œuf
Taille/Âge
Croissance
Longueur-poids
Longueur-longueur
Fréquences de longueurs
Morphométrie
Morphologie
Larves
Dynamique des populations larvaires
Recrutement
Abondance
Références
Aquaculture
Profil d'aquaculture
Souches
Génétique
Fréquences alléliques
Héritabilité
Pathologies
Traitement
Mass conversion
Collaborateurs
Images
Stamps, Coins Misc.
Sons
Ciguatera
Vitesse
Type de nage
Surface branchiale
Otolithes
Cerveaux
Vision

Outils

Articles particuliers

Télécharger en XML

Sources Internet

Estimates of some properties based on models

Preferred temperature (Ref. 115969): 25.2 - 29.3, mean 28.5 (based on 1649 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01349 (0.00720 - 0.02526), b=3.12 (2.96 - 3.28), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  2.0   ±0.00 se; Based on food items.
Résilience (Ref. 69278):  Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité (Ref. 59153):  Low to moderate vulnerability (26 of 100) .
Catégorie de prix (Ref. 80766):   High.