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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 / εύρος βάθους / distribution range
Οικολογία
Θαλασσινό(ά) Υφαλόφιλο(α); εύρος βάθους 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).
Μέγεθος / Βάρος / Age
Γεννητική Ωρίμανση: Lm ?  range ? - ? cm
Max length : 11.6 cm TL αρσενικό/απροσδιόριστο; (Ref. 27000)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Ραχιαίες άκανθες (συνολικά) : 13; Μαλακές ραχιαίες ακτίνες (συνολικά) : 19 - 20; Εδρικές άκανθες: 3; Μαλακές εδρικές ακτίνες: 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.
Body shape (shape guide): short and / or deep; Cross section: compressed.
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).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
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)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Αναφ.
123201): 18.3 - 25.9, mean 20.3 °C (based on 41 cells).
Phylogenetic diversity index (Αναφ.
82804): PD
50 = 0.5001 [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).
Τροφικό Επίπεδο (Αναφ.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Ελαστικότητα (Αναφ.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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