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Anguilliformes (Eels and morays) >
Ophichthidae (Snake eels) > Ophichthinae
Etymology: Ophichthus: Greek, ophis = serpent + Greek, ichthys = fish (Ref. 45335); naevius: Name from Latin 'naevius' meaning having moles or spots, referring to numerous dark spots on the dorsal surface of the body.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino associati a barriera corallina; distribuzione batimetrica 25 - 30 m (Ref. 130619). Tropical
Indian Ocean: Bay of Bengal, India.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 37.8 cm TL maschio/sesso non determinato; (Ref. 130619); 31.6 cm TL (female)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Vertebre: 134 - 138. This moderately elongate species is distinguished from its congeners by the following set of characters: dorsal-fin origin just before pectoral-fin tip; pectoral fin rounded and longer than upper jaw; head 9.7%-10.8% TL; pre-anal length 40.0%-40.9% TL: tail 58.1%-60% TL; snout length 14.8%-18.3% HL; head pores: suprorbital 1 + 4, infraorbital 3 + 3, preopercular 3, mandibular 6; upper jaw no barbel; teeth uniserial small, conical, and pointed; intermaxillary with five teeth, 27-29 curved maxillary teeth on each side, 18 vomerine teeth in irregularly uniserial, 34 mandibular teeth; vertebrae: pre-dorsal 12-14; pre-anal 52-53; total 134-138. Colouration: dorsal body with numerous dense dark spots or patches, ventral body pale yellowish green, opercular mild yellow with no spots, and ventral portion of the lower jaw with distinct dark patches (Ref. 130619).
Cross section: oval.
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Kodeeswaran, P., A. Kathirvelpandian, A. Mohapatra, T.T.P.A. Kumar and U.K. Sarkar, 2023. A new snake eel species of the genus Ophichthus (Anguilliformes: Ophichthidae) from the southeast coast of India, Bay of Bengal, with the taxonomic account of Ophichthus chilkensis. J. Fish Biol. 104(3):737-745. (Ref. 130619)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesca: di nessun interesse
Strumenti
Rapporti speciali
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Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 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=0.00093 (0.00041 - 0.00212), b=2.99 (2.79 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Livello trofico (Fonte Biblio. 69278) |
3.8 ±0.7 se; based on size and trophs of closest relatives |
Resilienza (Fonte Biblio. 120179) |
Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.). |
Vulnerabilità della pesca (Ref. 59153) |
Low to moderate vulnerability (25 of 100). 🛈 |