分類 / 名前
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Perciformes/Serranoidei (Groupers) >
Anthiadidae (Fairy basslets or Streamer basses)
Etymology: Pelontrus: The meaning of Pelontrus remains unclear, as it is not specified by Smith (1961); takasei: Named for Mr Wataru Takase, who collected the holotype.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 関連する礁; 深さの範囲 48 - 60 m (Ref. 117635). Subtropical
Northwest Pacifc: Japan.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 4.0 cm SL オス/雌雄の選別がない; (Ref. 117635)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 10; 背鰭 (合計) : 15; 肛門の骨: 3; 臀鰭: 7; 脊つい: 26. This species is distinguished from its congeners by the following set of characters: D X,5, fourth dorsal-fin spine longest and no fleshy flaps on dorsal-fin spines; pectoral rays 13, all unbranched; branched caudal-fin rays 8 + 7; lateral line scales 28 (including intermittent and terminal pitted scales); circumpeduncular scales 12; preopercle without antrorse spines or serrations ventrally, with 2–3 weak serrations or crenulations posteriorly (Ref. 117635).
Cross section: compressed.
This species is only known from Izu Ocean Park, where it has been collected and photographed on rocky reefs at depths of 48-60 meters (Ref. 117635)
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Gill, A.C., Y.-K. Tea and H. Senou, 2016. Plectranthias takasei, a new species of anthiadine fish from southern Japan (Teleostei: Serranidae). Zootaxa 4205(4):349-356. (Ref. 117635)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
水産業: 潜在的興味の
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): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02512 (0.00978 - 0.06451), b=2.98 (2.75 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (参照
69278): 3.2 ±0.4 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 vulnerability (10 of 100).
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