>
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Poecilia: Greek, poikilos = with a lot of colours (Ref. 45335); rositae: Named for Mrs. Rosita Bonhaus, Melle, for her considerable contribution to the production process of numerous aquaristic books, including the new atlas of livebearing fishes..
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch. Tropical
Central America: Río Cahabón system in Guatemala.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm SL mannelijk / geslacht onbekend; (Ref. 75917)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 10; Anale zachte stralen: 9; Wervels: 27 - 28. Belongs to the Poecilia (M.) mexicana subgroup of shortfin mollies, which is distinguished by the following characters: longitudinal scale series 28 (rarely 27 or 29), vs. 26 to 27 in Poecilia (M.) mechthildae; predorsal scales 13-14, vs. 12-13 in
Poecilia (M.) mechthildae; caudal peduncle scales 16, vs. 18 in Poecilia (M.) mexicana; pectoral rays 15, vs. 16-17 in Poecilia (M.) mechthildae; dorsal rays 10, vs. 11 in Poecilia (M.) gracilis, 7-8 in Poecilia (M.) sulphuraria; females sometimes lack rows of black spots on body sides, vs. rows of black spots present in Poecilia (M.) sulphuraria, Poecilia (M.) mexicana, vs. weakly developed Poecilia (M.) gracilis; serrae of gonopodium ray 4p massive, vs. less massive in Poecilia (M.) mexicana, Poecilia (M.) gracilis, Poecilia (M.) mechthildae and Poecilia (M.) sulphuraria; distal spine series of gonopodium ray 3 long, vs. short in Poecilia (M.) mexicana, Poecilia (M.) mechthildae and Poecilia (M.) sulphuraria; distal membranous plate absent, vs. present in Poecilia (M.) mexicana (Ref. 75917).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Meyer, M.K., K. Schneider, A.C. Radda, B. Wilde and M. Schartl, 2004. A new species of Poecilia, subgenus Mollienesia, from Upper Río Cahabón system, Guatemala, with remarks on the nomenclature of Mollienesia petenensis Günther, 1886 (Teleostei: Cyprinodontiformes: Poeciliidae). Zool. Abh. 54:145-154. (Ref. 75917)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01318 (0.00562 - 0.03093), b=3.14 (2.96 - 3.32), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.7 ±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).