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Acanthuriformes (Surgeonfishes) >
Chaetodontidae (Butterflyfishes)
Etymology: Prognathodes: Greek, pro = first, in front of + Greek, gnathos = jaw (Ref. 45335); geminus: Name from Latin adjective for 'twin'; referring to its similarity in color to P. basabei> from the Hawaiian Islands.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut dasar (demersal); kisaran kedalaman 110 - 150 m (Ref. 120553). Tropical
Western Central Pacific: Caroline Is., Palau I.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 7.1 cm SL jantan/; (Ref. 120553)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 13; duri punggung lunak (Keseluruhan (total)) : 17 - 19; Duri dubur: 3; Sirip dubur lunak: 15; vertebrata, bertulang belakang: 24. This species is distinguished by the following set of characters: D XIII, 17-19; A III,15; head 2.48-2.49 in SL; body depth 1.71-1.76 in SL; length of pelvic-fin spine 4.18-4.46 in SL. Colour of body white with three broad dark brown bands, the first intersecting the eye (Ref. 120553).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Occurs in association with limestone outcroppings on steep slopes and the type specimens were collected in an area with broken limestone rubble (Ref. 120553). FishBase common name coined by authors.
Copus, J.M., R.L. Pyle, B.D. Green and J.E. Randall, 2019. Prognathodes geminus, a new species of butterflyfish (Teleostei, Chaetodontidae) from Palau. ZooKeys 835:125-137. (Ref. 120553)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: tidak ada kepentingan
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.5001 [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) |
3.3 ±0.3 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 (10 of 100). 🛈 |