Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopteri (ray-finned fishes) > Cyprinodontiformes
(Rivulines, killifishes and live bearers) > Aplocheilidae
Etymology: Pachypanchax: Greek, pachys = fat + Panchax, a word created by Meinken in 1932 word created by Meinken in 1932; sparksorum: Named for John S. and Karen Riseng Sparks, who first documented the presence of a distinctive Pachypanchax in the Ankofia drainage and collected much of the type series (Ref. 57724).
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic; pH range: 6.8 - 7.0. Tropical
Africa: Streams flowing into the Ankofia River and from its principal tributary, the Anjingo in Madagascar (Ref. 57724).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.5 cm SL male/unsexed; (Ref. 57724)
Inhabits shallow areas of rivers where it seeks shelter along the banks or among rocks. Feeds on small shrimps and terrestrial and aquatic insects. Preyed upon by aquatic insects and fish-eating birds (Ref. 57724).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Loiselle, P.V., 2006. A review of the Malagasy Pachypanchax (Teleostei: Cyprinodontiformes, Aplocheilidae), with descriptions of four new species. Zootaxa 1366:1-44. (Ref. 57724)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5079 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), 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
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .