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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Nasinae
Etymology: Naso: Latin, nasus = nose (Ref. 45335).
Eponymy: Admiral Cornelis Willemsz de Vlamingh (<1678–1735) was a Dutch explorer and naval officer. [...] (Ref. 128868), visit book page.
More on author: Valenciennes.
Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
marino asociado a arrecife; rango de profundidad 1 - 50 m (Ref. 9710), usually 1 - 50 m (Ref. 27115). Tropical; 24°C - 28°C (Ref. 27115); 30°N - 30°S, 30°E - 89°W
Indo-pan-Pacific: East Africa to the Galapagos Is. north to southern Japan, south to the southern Great Barrier Reef and New Caledonia, Tuamotus, throughout Micronesia
Tamaño / Peso / Age
Madurez: Lm ? range ? - ? cm
Max length : 60.0 cm TL macho / no sexado; (Ref. 3145); edad máxima reportada: 45 años (Ref. 52229)
Espinas dorsales (total) : 6; Radios blandos dorsales (total) : 26 - 27; Espinas anales: 3; Radios blandos anales: 27 - 29. Adults develop a convexly rounded prominent snout and unusually tall dorsal and anal fins. Side of body with vertical blue lines which break up into small blue spots dorsally and ventrally. A broad blue band extending from eye to front of rostral protuberance (Ref 9808).
Body shape (shape guide): fusiform / normal.
Occurs in deep lagoon and seaward reefs. Found forming loose schools along upper regions of deep drop-offs (Ref. 48637). Forms mid-water aggregations off steep slopes during the day to feed on zooplankton. Usually found alone or in pairs. Omnivorous. Has the ability to show or hide its blue markings (Ref. 9710). Minimum depth reported taken from Ref. 27115.
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Pesquerías: escaso valor comercial; Acuario: Comercial
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Referencia
123201): 25.5 - 29, mean 27.6 °C (based on 684 cells).
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03162 (0.01987 - 0.05034), b=2.96 (2.82 - 3.10), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 2.2 ±0.11 se; based on food items.
Generation time: 4.2 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resiliencia (Referencia
120179): Muy bajo, población duplicada en un tiempo mínimo superior a 14 años (K=0.264; tmax=45).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (38 of 100).
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Nutrients (Ref.
124155): Calcium = 34.7 [21.4, 64.1] mg/100g; Iron = 0.542 [0.278, 0.926] mg/100g; Protein = 18.7 [17.6, 19.8] %; Omega3 = 0.121 [0.078, 0.223] g/100g; Selenium = 38.2 [20.7, 66.3] μg/100g; VitaminA = 47.4 [15.4, 143.7] μg/100g; Zinc = 1.36 [0.95, 1.93] mg/100g (wet weight);
