Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Xiphophorus: Greek, xiphos = sword + Greek, pherein = to carry (Ref. 45335).
Eponymy: Named after the Mayan people who inhabit the areas of Central America where these fish occur. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical; ? - 26°C (Ref. 42936)
Central America: Guatemala and Honduras.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 7.8 cm SL male/unsexed; (Ref. 50894)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 0; Dorsal soft rays (total): 14; Anal spines: 0; Anal soft rays: 9; Vertebrae: 28 - 29. Distal part of gonopodium blade ray 3 bluntly pointed; three quarters of the caudal fin with fine red stripes; claw of tip of gonopodium ray 5 greatly enlarged; height/length ratios of tip of blade 5.6-6.3; dark pigmentation of the midlateral band continuous with the dark dorsal pigmentation of the sword in male. Caudal fin in males ray 5-8 forming a long sword; pelvic fin in females reaching to anal-fin base, in males to middle of gonopodium, second ray extremely prolonged and split, middle region thickened (Ref. 42936).
Body shape (shape guide): fusiform / normal.
Collected in an area where the water is gray and substratum consists predominantly of large black boulders, gravel and mud; aquatic vegetation mainly with reeds and Vallisneria (Ref. 42936).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Meyer, M.K. and M. Schartl, 2002. Xiphophorus mayae, a new species of swordtail from Guatemala (Teleostei: Poeciliidae). Ichthyol. Explor. Freshwat. 13(1):59-66. (Ref. 42936)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00454 - 0.02306), b=3.14 (2.95 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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