分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
>
Anguilliformes (Eels and morays) >
Ophichthidae (Snake eels) > Ophichthinae
Etymology: Apterichtus: From the Greek απτερόν (apteron), without fins, and ίχθύς (ichtus, more correctly written ichthys; masculine), fish; orientalis: The name orientalis refers to its type locality, the Far East.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 底生の; 深さの範囲 79 - 81 m (Ref. 101270). Temperate
Northwest Pacific: known only from the type locality, off the Kii Peninsula, western Japan.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 44.3 cm TL オス/雌雄の選別がない; (Ref. 13362); 31.8 cm TL (female)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 0; 背鰭 (合計) : 0; 肛門の骨: 0; 臀鰭: 0; 脊つい: 133. This species is distinguished by the following characters: tail 1.8, head 12-14, and body depth 53-55 in total length; preopercular pores 3 and pores in supratemporal canal 7; conical teeth, uniserial, 9 in ethmoidal region, 1 tooth on vomer; body coloration uniform pale yellow with small brownish dots, lighter ventrally; MVF 54-132, total vertebrae 131-133 (n=2) (Ref. 101270).
Body shape (shape guide): eel-like.
Inhabits sandy mud bottoms.
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Machida, Y. and S. Ohta, 1994. A new snake-eel, Apterichtus orientalis, from the Pacific coast of western Japan (Opichthinae, Ophichthidae). Jap. J. Ichthyol. 41(1):1-5. (Ref. 13362)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
用具
特記事項
XMLをダウンロードして下さい
インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
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). |
栄養段階 (参照 69278) |
3.9 ±0.6 se; based on size and trophs of closest relatives |
回復力 (参照 120179) |
高い, 15か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.). |
漁業の脆弱性 (Ref. 59153) |
Low to moderate vulnerability (28 of 100). 🛈 |