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Acanthuriformes (Surgeonfishes) >
Chaetodontidae (Butterflyfishes)
Etymology: australis: Named for its southern hemisphere distribution; Latin australis for southern.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut pelagic-neritic; kisaran kedalaman 97 - 173 m (Ref. 76759). Tropical
Indo-West Pacific: off the northwest coast of Australia.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 11.9 cm SL jantan/; (Ref. 76759)
Duri punggung (Keseluruhan (total)) : 11; duri punggung lunak (Keseluruhan (total)) : 19 - 23; Duri dubur: 3; Sirip dubur lunak: 17. This species has the following characters: D XI,20; A III,17; pectoral-fin rays 14; 43 tubed lateral-line scales; body depth 73.2% in SL; light brown in color with body uniformly pale, the head somewhat darker, a dark elongated spot between 2nd and 7th soft dorsal fin rays, bordered anteriorly by a pale area of similar width, and extending onto membrane between last spine and first ray (Ref. 76759).
Body shape (shape guide): short and / or deep.
Kuiter, R.H., 2004. Description of a new species of butterflyfish, Roa australis, from northwestern Australia (Pisces: Perciformes: Chaetodontidae). Rec. Aust. Mus. 56:167-171. (Ref. 76759)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: bycatch
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02239 (0.01112 - 0.04506), b=3.01 (2.84 - 3.18), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
3.7 ±0.4 se; based on size and trophs of closest relatives |
Daya lenting (Acuan 120179) |
Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Preliminary K or Fecundity.). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low vulnerability (15 of 100). 🛈 |