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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Nasinae
Etymology: Naso: Latin, nasus = nose (Ref. 45335); mcdadei: Named in honor of Michael McDade, collector of the type specimens (Ref. 37792).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal; profondeur 5 - 65 m (Ref. 57178). Tropical; 10°S - 22°S, 114°E - 124°E (Ref. 57253)
Indo-West Pacific: East Africa to the Great Barrier Reef, including the Timor Sea.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 75.0 cm SL mâle / non sexé; (Ref. 37792)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 5; Rayons mous dorsaux (Total) : 28 - 31; Épines anales: 2; Rayons mous anaux: 26 - 29.
Inhabits steep drop-offs of offshore coral reefs or rocky outcrops (Ref. 37792). Feeds on algae and larger zooplankton (Ref. 37792). Solitary or in groups (Ref. 90102). Minimum depth from Ref. 58018.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Randall, J.E., 2001. Surgeonfishes of Hawai'i and the world.. Mutual Publishing and Bishop Museum Press, Hawai'i. 123 p. (Ref. 37792)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 26.4 - 28.2, mean 27.2 °C (based on 40 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.00 (2.82 - 3.18), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 2.7 ±0.31 se; based on food items.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (57 of 100).
