分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Anguilliformes (Eels and morays)
鰻鱺目 (Eels and morays) >
Ophichthidae (Snake eels)
蛇鰻科 (Snake eels) > Ophichthinae
Etymology: Ophichthus: Greek, ophis = serpent + Greek, ichthys = fish (Ref. 45335); nigroventralis: Name from Latin word 'niger' meaning black + 'venter' for abdomen + '-alis', Latin adjectival suffix, referring numerous black dots on the abdomen.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 ? - 400 m (Ref. 130908).
Western Indian Ocean: India.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 42.3 cm TL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
脊椎骨: 131 - 134. This moderate elongated species is distinguished from its congeners by the following set of characters: dorsal-fin origin slightly behind the pectoral-fin tip; pectoral fin lanceolate, slightly
shorter than the upper jaw in length; head length 6.7-7.5 in TL; pre-anal length 2.1-2.2 in TL; tail 1.9 in TL; head pores - SO 1 + 3, IO 4 + 2, POM 6 + 3; teeth small, conical and pointed; intermaxillary with a rosette of 10 teeth; vomer with 6 anterior teeth in irregular biserial rows, posterior teeth 11 in uniserial row; maxillary with 24-25 uniserial pointed teeth; in fresh, body yellowish-brown dorsally, whitish ventral, abdomen with numerous minute black pigmentation
extends up to tail, pectoral fin whitish with brown base; pre-dorsal vertebrae 17-18; pre-anal vertebrae 53-54; total vertebrae 131-134 (Ref. 130908).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Kodeeswaran, P., A. Mohapatra and T.T.P.A. Kumar, 2023. A new species of deep-water snake eel, Ophichthus nigroventralis (Anguilliformes: Ophichthidae) from the Arabian Sea, southwest coast of India. Ichthyol. Res. 71:268-275. (Ref. 130908)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
人類使用
漁業:
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00091 (0.00039 - 0.00215), b=2.99 (2.79 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.8 ±0.7 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (32 of 100).
