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Anguilliformes (Eels and morays) >
Ophichthidae (Snake eels) > Ophichthinae
Etymology: Echelus: Greek, egchelys, -yos = eel (Ref. 45335); polyspondylus: Name from Greek 'poly' meaning many, and 'spondylos' for vertebrae, referring to its having more vertebrae.
than any of its congeners..
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal. Subtropical
Northwest Pacific: Taiwan.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 56.7 cm TL mâle / non sexé; (Ref. 106143); 53.7 cm TL (female)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Vertèbres: 172 - 183. This elongate species is distinguished by the following characters: tail 65-69%, head 7.6-8.3%, body depth at gill opening 1.8-2.3% of total length; tail tip flexible, the caudal-fin rays covered by skin, but confluent with dorsal and anal; dorsal-fin origin is nearly 1 head length behind gill opening; pectoral fin pointed, not elongate and well-developed; posterior nostril is within upper lip, opening into mouth; small pores, inconspicuous, SO 1+4, IO 4+2, POM 6+3;
teeth are small, numerous and conical, biserial on jaws, uniserial on vomer; body coloration tan dorsally, pale ventrally, fins are pale except anal-fin membrane which is black before tail tip; total vertebrae 172-183, mean vertebral formula 20-53-177 (Ref. 106143).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
McCosker, J.E. and H.-C. Ho, 2015. New species of the snake eels Echelus and Ophichthus (Anguilliformes: Ophichthidae) from Taiwan. Zootaxa 4060(1):71-85. (Ref. 106143)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: 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).
Niveau trophique (Ref.
69278): 4.1 ±0.6 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (43 of 100).
