Dysomma opisthoproctus

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Dysomma opisthoproctus Chen & Mok, 1995

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Dysomma opisthoproctus   AquaMaps   Data sources: GBIF OBIS
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Image of Dysomma opisthoproctus
No image available for this species;
drawing shows typical species in Synaphobranchidae.

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Actinopteri > Anguilliformes (Eels and morays) > Synaphobranchidae (Cutthroat eels) > Ilyophinae
Etymology: Dysomma: Greek, dys, dyo = two + Greek, omma = eye;  opisthoproctus: Species name refers to its posterior positioned anus (Ref. 31561).

Environment: milieu / climate zone / depth range / distribution range 生态学

; 海洋 居于水底的; 深度上下限 ? - 200 m (Ref. 31561).   亞熱帶的

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Northwest Pacific: known only from Nan-Fong-Ao, northeastern Taiwan.
西北太平洋: 已知只來自台灣東北部的南方澳了。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 42.1 cm TL 雄鱼/尚未辨别雌雄; (Ref. 31561)

简单描述 型态特徵 | 形态测量图

脊椎骨: 120. This species is distinguished by the following characters: with pectoral fin; dorsal-fin origin is in front of level of pectoral-fin base, predorsal length 10.6% TL; anus is posterior and far behind tip of pectoral fin, preanal length 35.1% TL; trunk is very long, trunk length 20.2% TL; intermaxillary teeth 2; compound teeth on vomer 4; multiple rows of small teeth on the upper jaw; a row of 7 or 8 large compound teeth on lower jaw; head pores: IO 4, SO 3, M 7, POP 0, AD 1; lateral-line pores: prepectoral 6, preanal 24, lateral line runs to more than 2 head length before caudal fin; 25 preanal vertebrae, 120 total vertebrae; colour of body brownish dorsally and paler ventrally with lower part of posterior margin of anal fin and caudal fin black (Ref. 31561).
身体苍白的, 黄褐色的背面, 腹面略白的; 没有鳞片。 胸鳍小的, 大约五倍于眼直径。 侧线不完全的, 达到前面的 70.9% 的全长.(参考文献 31561)

生物学特性     字汇 (例如 epibenthic)

Maximum depth reported based on a single specimen (Ref. 31561). Minimum depth from Ref. 58018.

最大的深度报告以一件标本为依据。 (参考文献 31561)

Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼

西北太平洋: 已知只來自台灣東北部的南方澳了。

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

Chen, Y.Y. and H.K. Mok, 1995. Dysomma opisthoproctus, a new synaphobranchid eel (Pisces: synaphobranchidae) from the northeastern coast of Taiwan. Copeia 1995(4):927-931. (Ref. 31561)

世界自然保护联盟红皮书 (Ref. 123251)

  不评价 

CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的





人类利用

FAO - Publication: search | FishSource |

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Estimates based on models

Preferred temperature (Ref. 115969): 19.4 - 23.7, mean 21.7 °C (based on 40 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5001   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
营养阶层 (Ref. 69278):  3.9   ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref. 120179):  .
脆弱性 (Ref. 59153):  Low vulnerability (22 of 100) .