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Ovalentaria/misc (Various families in series Ovalentaria) >
Opistognathidae (Jawfishes)
Etymology: Opistognathus: Greek, opisthe = behind + Greek, gnathos = jaw (Ref. 45335); to the very elongate upper jaw of the type species of the genus, Opistognathus nigromarginatus (Ref. 128653); megalops: Name 'megalops' from the Greek words 'mega' and 'ops', meaning 'large' and 'eye', in reference to the large bulging eyes of the new species.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut dasar (demersal); kisaran kedalaman 103 - 107 m (Ref. 128653). Subtropical
Northwest Pacific: Japan.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 8.8 cm SL jantan/; (Ref. 128653)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 11; duri punggung lunak (Keseluruhan (total)) : 11; Duri dubur: 2; Sirip dubur lunak: 11; vertebrata, bertulang belakang: 26. This species is distinguished from its congeners by the following set of characters: elongate upper jaw extending to rear margin of preopercle (about 1.1 eye diameters behind posterior margin of orbit) and with large oval supramaxilla and flexible lamina posteriorly; infraorbitals moderately slender and tubular, 3rd infraorbital with posterolateral projecting arm ending with large sensory canal opening, suborbital shelf absent; D XI, 11; A II, 11; vertebrae 10+16; scale rows in horizontal series about 52 or 56; gill rakers 12+26; anal, caudal and pelvic fins mostly yellow and body with three purple stripes (Ref. 128653).
Body shape (shape guide): elongated; Cross section: compressed.
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Smith-Vaniz, W.F., 2023. Review of Indo-West Pacific jawfishes (Opistognathus: Opistognathidae), with descriptions of 18 new species. Zootaxa 5252(1):1-180. (Ref. 128653)
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
3.4 ±0.6 se; based on size and trophs of closest relatives |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |