Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Xiphophorus: Greek, xiphos = sword + Greek, pherein = to carry (Ref. 45335).
Eponymy: Dr Klaus D Kallman (d: 1928) was the German-born American Director of the New York Aquarium; a Research Assoiate of the AMNH, New York and a leading fish geneticist. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; pelagic. Tropical
North America: Papaloapan ecoregion, Mexico.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.5 cm TL male/unsexed; (Ref. 130676)
Migratory behaviour is undetermined (Ref. 126106).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Meyer, M.K. and M. Schartl, 2003. Xiphophorus kallmani sp. n. -- a new species of swordtail from Mexico (Teleostei, Cyprinodontiformes, Poeciliidade). Zool. Abh., Staat. Mus. Tierk. Dresden 53:57-64. (Ref. 57689)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
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Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01047 (0.00477 - 0.02296), 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) |
3.2 ±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 to moderate vulnerability (32 of 100). 🛈 |