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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
Sinh thái học
Biển; Thuộc về nước lợ Cùng sống ở rạn san hô; Mức độ sâu ? - 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).
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 45.0 cm TL con đực/không giới tính; (Ref. 2334)
Các vây lưng mềm (tổng cộng) : 24 - 26; Tia mềm vây hậu môn: 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 | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Các nghề cá: Tính thương mại; Bể nuôi cá: Tính thương mại
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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).
Mức dinh dưỡng (Ref.
69278): 2.0 ±0.00 se; based on food items.
Thích nghi nhanh (Ref.
120179): Trung bình, thời gian nhân đôi của chủng quần tối thiểu là 1.4 - 4.4 năm (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);