分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Perciformes/Scorpaenoidei (Scorpionfishes) >
Aploactinidae (Velvetfishes)
Etymology: Cocotropus: Greek, kokkos = berry, seed + Greek, tropsis, tropo = turning (Ref. 45335); izuensis: Named for the Izu Peninsula, where most of the examined specimens were collected.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 底生の漂泳性; 深さの範囲 8 - 25 m (Ref. 83999). Subtropical
Northwest Pacific: Japan.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 4.7 cm SL オス/雌雄の選別がない; (Ref. 83999)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 11 - 13; 背鰭 (合計) : 9; 肛門の骨: 2; 臀鰭: 6 - 8; 脊つい: 26. This species is distinguished by the following characters: D XII spines; segmented lower caudal-fin rays 7; vertebrae 26; preopercular spines 5; upper jaw length equal to or a little shorter than lachrymal length; absence of distinct fleshy papillae on posterior portion of upper jaw; vomerine teeth absent; first lower jaw sensory pores on both sides fused; anterior position of isthmus well beyond fifth lower jaw sensory pore; 4 dorsal-fin spines anterior to third neural spine; interneural space between seventh and eighth neural spines with no dorsal-fin spine proximal pterygiophores (Ref. 83999).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Imamura, H., M. Aizawa and G. Shinohara, 2010. Cocotropus izuensis, a new species of velvetfish (Teleostei: Aploactinidae) from Japan. Bull. Natl. Mus. Nat. Sci., Ser. A, (Suppl. 4):1-7. (Ref. 83999)
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
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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]. |
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Bayesian length-weight
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a=0.00646 (0.00263 - 0.01585), b=3.13 (2.91 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.3 ±0.3 se; based on size and trophs of closest relatives |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |