Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Cyprinodontiformes
(Rivulines, killifishes and live bearers) > Goodeidae
(Splitfins) > Goodeinae
Etymology: Allotoca: Greek, allos = other + Greek, tokos = birth (Ref. 45335). The transliterated Latin terminal part of the compound name ('tocus') was changed to 'toca', thus the genus is feminine (Ref. 35111).
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal; pH range: 7.0 - 7.6; dH range: 5 - 20. Tropical; 21°C - 25°C (Ref. 12468)
Central America: Los Reyes in Michoacan, Mexico.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 7.5 cm SL male/unsexed; (Ref. 26130); 8.5 cm (female)
Inhabits slow flowing water with dense algal growth on rocks. Also occurs in swamps (Ref. 26130).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Viviparous. Males possess an andropodium, a structureless lobule of the anal fin that acts only as a conveyor to assure successful fertilization.
Wischnath, L., 1993. Atlas of livebearers of the world. T.F.H. Publications, Inc., United States of America. 336 p. (Ref. 26130)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5039 [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
Trophic Level (Ref. 69278
): 2.2 ±0.1 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .