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Eupercaria/misc (Various families in series Eupercaria) >
Labridae (Wrasses) > Scarinae
Etymology: Nicholsina: After J.T. Nichols, 1920-1941, curator in ichthyology, department of Fishes, American Museum of Nat. History; he has wrote articles in the Encyclopaedia Britannica.
Eponymy: John Treadwell Nichols (1883–1958) was an American ichthyologist, mammalogist and ornithologist. [...] (Ref. 128868), visit book page.
More on authors: Evermann & Radcliffe.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; profondeur 1 - 11 m (Ref. 5227). Tropical; 32°N - 1°S
Eastern Pacific: Gulf of California to Ecuador and northern Peru. Also from the Galapagos Islands.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 32.0 cm TL mâle / non sexé; (Ref. 55763); common length : 20.0 cm TL mâle / non sexé; (Ref. 55763)
Abundant in shallow coastal areas, especially in rocky coasts with macroalgae. May be solitary or swim in loose schools (Ref. 5227). Feeds by scraping or breaking off chunks of the reef and digest the algae that grows within, or they feed directly on algae (Ref. 28023).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Bellwood, D.R., 1995. Scaridae. Loros, pocochos. p. 1419-1426. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref. 9338)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01318 (0.00635 - 0.02739), b=3.05 (2.88 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
2.0 ±0.00 se; based on food items. |
Résilience (Réf. 120179) |
Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low to moderate vulnerability (33 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
High.
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Nutriments (Ref. 124155) |
Calcium = 62.1 [37.1, 120.0] mg/100g; Iron = 0.764 [0.411, 1.300] mg/100g; Protein = 18.6 [16.6, 20.5] %; Omega3 = 0.0961 [, ] g/100g; Selenium = 25.9 [14.9, 49.0] μg/100g; VitaminA = 52.8 [15.9, 176.3] μg/100g; Zinc = 1.83 [1.25, 2.91] mg/100g (wet weight); |