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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Ptychochrominae
Etymology: Ptychochromoides: Greek, ptyx, ptychos = fold + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
; süßwasser demersal. Tropical; 15°S - 23°S
Africa: Endemic to central Madagascar.
Size / Gewicht / Alter
Maturity: Lm ?  range ? - ? cm
Max length : 24.0 cm SL Männchen/unbestimmt; (Ref. 5687)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt) : 13 - 15; Rückenflossenweichstrahlen (insgesamt) : 11 - 13; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 9 - 11; Wirbelzahl: 28 - 30. This species has a prominent adipose occipital hump (Ref. 39915).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
Reinthal, P.N. and M.L.J. Stiassny, 1997. Revision of the Madagascan genus Ptychochromoides (Teleostei: Cichlidae), with description of a new species. Ichthyol. Explor. Freshwat. 7(3-4):353-368. (Ref. 26236)
IUCN Rote Liste Status (Ref. 130435: Version 2024-2)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).