Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
marino associati a barriera corallina; distribuzione batimetrica 0 - 45 m (Ref. 58652). Tropical; 35°N - 30°S, 30°E - 140°W
Indo-Pacific: Red Sea and East Africa to the Hawaiian, Line and Tuamoto islands, north to southern Japan, south to Australia.
Length at first maturity / Size / Peso / Age
Maturità: Lm 22.6, range 23 - ? cm
Max length : 53.0 cm FL maschio/sesso non determinato; (Ref. 125599); common length : 45.0 cm TL maschio/sesso non determinato; (Ref. 57863); peso massimo pubblicato: 3.6 kg (Ref. 125599)
Spine dorsali (totale) : 11; Raggi dorsali molli (totale) : 11 - 12; Spine anali: 3; Raggi anali molli: 11 - 12.
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Found in aggregations over hard, algal coated bottoms of exposed, surf-swept outer reef flats, lagoon and seaward reefs, to a depth of at least 24 m (Ref. 30573). Benthopelagic (Ref. 58302). Juveniles associated with floating material (Ref. 58302). Mainly herbivorous, feeding on seaweed and associated invertebrates (Ref. 30573). Appear to be more commonly involved in hallucinogenic fish poisoning than most other related species (Ref. 4690). Caught with other types of artisanal gear. Minimum depth reported taken from Ref. 128797.
Knudsen, S.W. and K.D. Clements, 2013. Revision of the fish family Kyphosidae (Teleostei: Perciformes). Zootaxa 3751(1):001-101. (Ref. 95491)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Poisonous to eat (Ref. 4690)
Human uses
Pesca: scarso interesse commerciale; Pesce da pesca sportiva: si
Strumenti
Special reports
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Estimates based on models
Preferred temperature (Fonte Biblio.
123201): 24.7 - 29, mean 27.7 °C (based on 854 cells).
Phylogenetic diversity index (Fonte Biblio.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.01253 - 0.03176), b=3.01 (2.87 - 3.15), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Fonte Biblio.
69278): 2.9 ±0.33 se; based on food items.
Generation time: 4.4 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resilienza (Fonte Biblio.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (K=0.25).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (38 of 100).
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Climate Vulnerability (Ref.
125649): High vulnerability (62 of 100).
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Nutrients (Ref.
124155): Calcium = 43.6 [27.1, 58.6] mg/100g; Iron = 0.56 [0.38, 0.86] mg/100g; Protein = 19 [18, 20] %; Omega3 = 0.123 [0.091, 0.167] g/100g; Selenium = 34.6 [22.7, 54.6] μg/100g; VitaminA = 63.4 [24.5, 160.6] μg/100g; Zinc = 1.27 [0.97, 1.64] mg/100g (wet weight);
