This website uses cookies to enhance your browsing experience and ensure the functionality of our site. For more detailed information about the types of cookies we use and how we protect your privacy, please visit our Privacy Information page.
×
Cookie Settings
This website uses different types of cookies to enhance your experience. Please select your preferences below:
Chaetodon sanctaehelenae, Saint Helena butterflyfish : fisheries, aquarium
Southeast Atlantic: Known only from the Ascension and St. Helena Islands (Ref. 4855). Recorded from Canary Is. from 2 individuals most likely introduced (Ref. 52678).
サイズ / 重さ / 年齢
成熟: Lm? range ? - ? cm Max length : 18.0 cm TL オス/雌雄の選別がない; (Ref. 2272)
背面の脊椎 (合計) : 13; 背鰭 (合計) : 21 - 23; 肛門の骨: 3; 臀鰭: 19. Body shape (shape guide): short and / or deep; Cross section: compressed.
Adults are common in shallow waters. Usually observed in pairs or large groups. Oviparous (Ref. 205), monogamous (Ref. 52884). Form pairs during breeding (Ref. 205). Called a cunning fish since it can nibble the bait from a hook without taking the hook into its mouth. The juvenile Thalassoma sanctaehelenae has been observed cleaning the cunningfish of its parasites (Ref. 5288).
Maugé, L.A., 1990. Chaetodontidae. p. 837-840. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 6943)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
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=0.02291 (0.01123 - 0.04674), b=3.00 (2.83 - 3.17), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
栄養段階 (参照 69278): 3.3 ±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 vulnerability (10 of 100). 🛈
