Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Environment / Climate / Range
Freshwater; pelagic. Tropical, preferred ?
South America: Brazil. Verde River floodplains, upper Paraná River basin, central Brazil (Ref. 89068).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Morphology | Morphometrics
The species is distinguished from all other congeners by having series of small light blue to light yellow spots arranged in close proximity on the dorsal and caudal fins in males and oblique dark brown bars on the anal fin in females (Ref. 89068).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Costa, W.J.E.M., 2012. Simpsonichthys margaritatus, a new seasonal miniature killifish from the upper Paraná River basin, central Brazilian Cerrado (Cyprinodontiformes: Rivulidae). Ichthyol. Explor. Freshwat. 22(4):313-318. (Ref. 89068)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), based on all LWR estimates for this body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .