分類 / 名前
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Blenniiformes (Blennies) >
Tripterygiidae (Triplefin blennies) > Tripterygiinae
Etymology: Helcogramma: Greek, helkos, -eos, -ous = ulcer, sore + Greek, gramma = letter, mark (Ref. 45335).
More on authors: Randall & Clark.
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 0 - 5 m (Ref. 27223). Tropical
Western Pacific: described from Gunung Api and Manuk in the Banda Sea, Indonesia.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 3.8 cm SL オス/雌雄の選別がない; (Ref. 8927)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 18 - 8; 背鰭 (合計) : 10 - 12; 肛門の骨: 1; 臀鰭: 21 - 23.
Adults are found among exposed boulders of rocky coasts in two volcanic islets in Banda Sea (Ref. 8927, 90102). Eggs are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites (Ref. 240). Larvae are planktonic which occur primarily in shallow, nearshore waters (Ref. 94114).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Randall, J.E. and E. Clark, 1993. Helcogramma vulcana, a new triplefin fish (Blennioidei: Tripterygiidae) from the Banda Sea, Indonesia. Rev. Fr. Aquariol. 20(1):27-32. (Ref. 8927)
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) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00617 (0.00292 - 0.01304), b=3.03 (2.85 - 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) |
3.1 ±0.3 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). 🛈 |