分類 / 名前
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Perciformes/Serranoidei (Groupers) >
Serranidae (Sea basses: groupers and fairy basslets)
Etymology: Chelidoperca: Greek, chelidon, -onos = swift, as black as a swift + Greek, perke = perch (Ref. 45335); pollux: Name 'pollux' from a star in the Gemini constellation, also known as the brother of the star 'Castor', in reference to its relationship with the morphologically most similar congener C. flavimacula, distributed in the Andaman Sea. A noun in apposition.
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 100 - 150 m (Ref. 137845). Tropical
Western Central Pacific: Vietnam.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 7.2 cm SL オス/雌雄の選別がない; (Ref. 137845)
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) : 10; 肛門の骨: 3; 臀鰭: 6. This species is distinguished from its congeners by the following set of characters: pored lateral-line scales 43 or 44; scale rows between lateral line and base of 6th dorsal-fin spine 3; subopercular serrae 24-26; interorbital scales just reaching level of mid-orbit; scales on ventral surface of lower jaw extending anteriorly onto posterior portion of dentary; a longitudinal orange stripe from posterior margin of orbit to caudal-fin base (not retained as prominent dark marking in preserved specimens); anal fin with 9-11 relatively large yellow spots (not retained in preserved specimens); body depth at pelvic-fin origin 23.5-24.1% of SL; head length 35.6-36.3% of SL; orbit diameter 11.0-11.7% of SL; postorbital length 17.9-18.8% of SL; and pectoral-fin length 24.7-26.4% of SL (Ref. 137845).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Matsunuma, M., T.A Hoang, K. Tachihara, H. Hirasaka and H. Motomura, 2024. Chelidoperca pulchella and C. pollux, two new perchlet species (Serranidae) from the northwestern Pacific Ocean. Ichthyol. Res. 72:38-54. (Ref. 137845)
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: 興味がない
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=0.01072 (0.00511 - 0.02246), b=3.06 (2.88 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (参照
69278): 3.5 ±0.5 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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