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Characiformes (Characins) >
Alestidae (African tetras)
Etymology: Phenacogrammus: Greek, phenax, -akos = deceptive + Greek, gramma = letter, signal (Ref. 45335).
More on author: Géry.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
; Γλυκού νερού βενθοπελαγικό. Tropical
Africa: only known from the type locality, a small tributary of the Bari River (Lua River system, Ubangi drainage, middle Congo River basin) in Democratic Republic of the Congo (Ref. 39244).
Μέγεθος / Βάρος / Age
Maturity: Lm ? range ? - ? cm
Max length : 6.3 cm SL αρσενικό/απροσδιόριστο; (Ref. 39244); 6.0 cm SL (female)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Μαλακές ραχιαίες ακτίνες (συνολικά) : 10; Μαλακές εδρικές ακτίνες: 21 - 22. Distinguished by the purple iridescence of the body in life and a conspicuous black humeral spot in preserved specimens (Ref. 39244).
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
Géry, J., 1995. Description of new or poorly known Alestinae (Teleostei: Characiformes: Alestidae) from Africa, with a note on the generic concept in the Alestinae. aqua, J. Ichthyol. Aquat. Biol. 1(4):37-64. (Ref. 39244)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
