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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Nasinae
Etymology: Naso: Latin, nasus = nose (Ref. 45335); elegans: From the Latin for choice, fine, or nice (Ref. 37792).
More on author: Rüppell.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক রীফ সংশ্লিষ্ট; গভীরতার পরিসীমা 5 - 30 m (Ref. 90102). Tropical; 30°N - 35°S, 30°E - 118°E (Ref. 37792)
Indian Ocean: Red Sea south to Durban, South Africa and east through the islands of the western Indian Ocean to southwestern Indonesia, at least to Bali.
আকৃতি / ওজন / Age
Maturity: Lm ? range ? - ? cm
Max length : 45.0 cm SL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 37792); common length : 35.0 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 30573)
পৃষ্ঠীয় কাঁটা (মোট ) : 6; পৃষ্ঠীয় নরম পাখনা দন্ড (মোট ) : 26 - 30; পায়ূ কাঁটা : 2; পায়ূর নরম পাখনা্তুন্ড: 27 - 30. Dorsal fin yellow with a blue line at base and a black band above this; anal and pelvic fins dark brown; dorsal and anal fins with a narrow blue margin and black submarginal line; caudal fin yellowish with black upper and lower margins and a submarginal black band posteriorly (Ref. 37792). Caudal fin emarginate with adult males having trailing filaments from each corner (Ref. 37792).
Inhabits coastal and sheltered reef flats in small groups and schools in oceanic locations (Ref. 48637). Also found in rocky bottoms in about 5-30 m (Ref. 90102). Feeds on benthic algae (Ref. 37792).
Life cycle and mating behavior
Maturities | প্রজনন | Spawnings | Egg(s) | Fecundities | শুককীট
Randall, J.E., 2001. Surgeonfishes of Hawai'i and the world.. Mutual Publishing and Bishop Museum Press, Hawai'i. 123 p. (Ref. 37792)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
মৎস্য: বাণিজ্যিক
হাতিয়ার
Special reports
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): 24.8 - 28.7, mean 27.1 °C (based on 172 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02291 (0.00950 - 0.05523), b=2.97 (2.76 - 3.18), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 2.0 ±0.00 se; based on food items.
স্থিতিস্থাপক (Ref.
120179): মাধ্যম , সর্বনিম্ন প্রজন দ্বিগুনের সময় ১.৪-৪.৪ বৎসর (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (42 of 100).
Nutrients (Ref.
124155): Calcium = 41.6 [21.5, 68.7] mg/100g; Iron = 0.541 [0.290, 0.972] mg/100g; Protein = 18.2 [16.9, 19.4] %; Omega3 = 0.0915 [, ] g/100g; Selenium = 33.6 [17.0, 66.5] μg/100g; VitaminA = 38.8 [8.8, 158.6] μg/100g; Zinc = 1.34 [0.88, 2.05] mg/100g (wet weight);
