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Acanthuriformes (Surgeonfishes) >
Chaetodontidae (Butterflyfishes)
Etymology: Prognathodes: Greek, pro = first, in front of + Greek, gnathos = jaw (Ref. 45335).
Eponymy: Marcelle Aen Poll née den Boom is the wife of the author, Max Poll (q.v.). (Ref. 128868), visit book page.
More on author: Poll.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 12 - 140 m (Ref. 6943). Tropical; 17°N - 17°S, 26°W - 13°E
Eastern Atlantic: Senegal and Cape Verde to the Gulf of Guinea (4°S). Reported from Angola (Ref. 3166).
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 11.6 cm TL mannelijk / geslacht onbekend; (Ref. 27000)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 13; Dorsale zachte stralen (totaal) : 19 - 20; Anale stekels: 3; Anale zachte stralen: 15 - 16. Body is silvery white with a black bar running anteriorly from the base of the dorsal spine to the lower jaw passing through the eye and second black bar running vertically from the ninth dorsal spine to the base of the anal fin rays.
A littoral species. Most specimens were collected on soft bottoms (Ref. 6943). Minimum depth range reported taken from Ref. 27000. Oviparous (Ref. 205). Form pairs during breeding (Ref. 205).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Form pairs during breeding (Ref. 205).
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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
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Estimates based on models
Preferred temperature (Ref.
123201): 18.3 - 25.9, mean 20.3 °C (based on 41 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02239 (0.01097 - 0.04568), b=3.01 (2.84 - 3.18), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).