Actinopterygii (ray-finned fishes) > Atheriniformes
(Silversides) > Atherinopsidae
(Neotropical silversides) > Menidiinae
Etymology: Atherinella: Greek, atherina, the Greek name for the eperlane; 1770, diminutive (Ref. 45335).
Environment / Climate / Range
Marine; freshwater; brackish; benthopelagic. Tropical; 24°C - 26°C (Ref. 36880), preferred ?
Western Central Atlantic: Panama and Costa Rica.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.0 cm TL male/unsexed; (Ref. 36880)
Inhabits rivers of low to high current velocity, between 8 and 60 m elevation. Swims in schools near the surface of the water. An active fish that captures terrestrial and aquatic insects, but also eats filamentous algae and diatoms (Ref. 36880).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Bussing, W.A., 1998. Peces de las aguas continentales de Costa Rica [Freshwater fishes of Costa Rica]. 2nd Ed. San José Costa Rica: Editorial de la Universidad de Costa Rica. 468 p. (Ref. 36880)
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=0.00513 (0.00225 - 0.01171), b=3.10 (2.90 - 3.30), based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 2.7 ±0.30 se; Based on food items.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .