Teleostei (teleosts) >
Atheriniformes (Silversides) >
Atherinopsidae (Neotropical silversides) > Menidiinae
Etymology: Chirostoma: Greek, cheir = hand + Greek, stoma = mouth (Ref. 45335).
Eponymy: Baron Friedrich Wilhelm Heinrich Alexander von Humboldt (1769–1859) was a Prussian naturalist, explorer and politician. [...] (Ref. 128868), visit book page.
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical
Central America: Mexico.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 20.0 cm TL male/unsexed; (Ref. )
Migratory behaviour is undetermined (Ref. 126106).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Dyer, B.S., 2003. Atherinopsidae (Neotropical silversides). p. 515-525. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 49563)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Tools
Special reports
Download XML
Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00537 (0.00239 - 0.01205), b=3.09 (2.90 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.2 ±0.2 se; based on size and trophs of closest relatives |
|
Generation time |
10.3 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies. |
Resilience (Ref. 120179) |
Low, minimum population doubling time 4.5 - 14 years (K=0.11-0.16). |
Fishing Vulnerability (Ref. 59153) |
Moderate vulnerability (42 of 100). 🛈 |