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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Prionurinae
Etymology: Prionurus: Greek, prion, -onos = saw + Greek, oura = tail (Ref. 45335).
More on author: Ogilby.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; saumâtre récifal; profondeur ? - 20 m (Ref. 86942). Subtropical; 20°C - 24°C (Ref. 27115)
Southwest Pacific: New South Wales and Lord Howe Island to Queensland; only Capricorn Group and Swains Reefs on the Great Barrier Reef. Also reported from Norfolk, Kermadec, and New Zealand (Ref. 8879).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 45.0 cm TL mâle / non sexé; (Ref. 2334)
Rayons mous dorsaux (Total) : 24 - 26; Rayons mous anaux: 23 - 25. Colour bluish grey with narrow vertical yellow bars on side of body and small yellow spots dorsally on body and on head. Keeled peduncular plates blue and black. Keeled peduncular plates usually 3, no scattered small thorn-like plates dorsally and posteriorly to midlateral series (Ref 9808).
Found along rocky shores, juveniles in estuaries and bays (Ref. 9710). Feeds on benthic algae (Ref. 9710).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Randall, J.E., G.R. Allen and R.C. Steene, 1990. Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 20.3 - 25.2, mean 24.4 °C (based on 123 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 2.0 ±0.00 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (35 of 100).
Nutrients (Ref.
124155): Calcium = 28.1 [13.2, 63.0] mg/100g; Iron = 0.579 [0.276, 1.104] mg/100g; Protein = 19.6 [18.4, 20.7] %; Omega3 = 0.191 [0.100, 0.407] g/100g; Selenium = 13 [6, 28] μg/100g; VitaminA = 31.9 [8.6, 120.2] μg/100g; Zinc = 1.22 [0.78, 1.99] mg/100g (wet weight);
