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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Acanthurus: Greek, akantha = thorn + Greek, oura = tail (Ref. 45335).
Eponymy: Jean-Jacques Dussumier (1792–1883) was a French merchant, collector, traveller and ship owner. [...] (Ref. 128868), visit book page.
More on author: Valenciennes.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino asociado a arrecife; rango de profundidad 4 - 131 m (Ref. 9710), usually 9 - 130 m (Ref. 27115). Tropical; 24°C - 28°C (Ref. 27115); 40°N - 37°S, 17°E - 155°W
Indo-Pacific: East Africa (including the Mascarene Islands, Ref. 37792) to the Hawaiian and Line islands, north to southern Japan, south to Rowley Shoals, southern Great Barrier Reef and Lord Howe Island. Absent from most of central Pacific.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 54.0 cm TL macho / no sexado; (Ref. 3145); common length : 35.0 cm TL macho / no sexado; (Ref. 3146); edad máxima reportada: 30 años (Ref. 127555)
Espinas dorsales (total) : 9; Radios blandos dorsales (total) : 25 - 27; Espinas anales: 3; Radios blandos anales: 24 - 26. Pale brown body; broader, irregular lines on head; orange band between eyes, continued behind each eye to gill cover. Each side of caudal peduncle with single, sharp, forward-pointing erectile spine; spine largely covered by cream sheath; groove surrounded by a black area. Dorsal fin with soft part having longer base than spinous part. Minute scales. Gill rakers 22-26 in anterior row, 23-27 in posterior row. Caudal fin lunate in adults (Ref. 1602).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Schooling species, usually occurring in seaward reefs at depths greater than 9 m (Ref. 1602). Adults mainly on deep coastal reef slopes and outer reef walls, often on deep shipwrecks. Juveniles found on algae-rocky reef (Ref. 48637). Benthopelagic (Ref. 58302). Occur singly or in groups (Ref. 37816). Feed on surface film of fine green and blue-green algae, diatoms, and detritus covering sand (Ref. 1602). Pair-spawner (Ref. 37816). Mainly diurnal. (Ref. 1602). Utilized as a food fish (Ref. 3146).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Probably spawn in pairs (Ref. 240).
Randall, J.E., 1986. Acanthuridae. p. 811-823. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 3145)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Usos humanos
Pesquerías: escaso valor comercial; Acuario: Comercial
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02951 (0.01846 - 0.04719), b=2.95 (2.82 - 3.08), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Nivel trófico (Referencia 69278) |
2.0 ±0.00 se; based on food items. |
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Generation time |
3.7 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Resiliencia (Referencia 120179) |
Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (tmax=30; K=0.29). |
Vulnerabilidad pesquera (Ref. 59153) |
Moderate vulnerability (36 of 100). 🛈 |
Categoría de precios (Ref. 80766) |
Medium.
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Nutrientes (Ref. 124155) |
Calcium = 40.3 [16.1, 111.2] mg/100g; Iron = 0.653 [0.253, 1.583] mg/100g; Protein = 18.2 [16.8, 19.4] %; Omega3 = 0.105 [0.048, 0.219] g/100g; Selenium = 25.9 [8.9, 76.2] μg/100g; VitaminA = 31 [7, 131] μg/100g; Zinc = 2.38 [0.75, 4.33] mg/100g (wet weight); |