Smallfinger topminnow (Girardinus microdactylus) fish species and information / pictures of Smallfinger topminnow - Girardinus microdactylus

Smallfinger topminnow (Girardinus microdactylus) fish species information

Scientific Name
Girardinus microdactylus

Common Name
Smallfinger topminnow

Biology
Found in pools and along banks, occasionally in swift water, in highland streams. A midwater and bottom swimmer, occasionally at or near the surface. Sensitive to high chlorine content and warm, turbid, poorly oxygenated, stagnant water. Feeds on diatoms, algae, detritus and insect larvae.

Classification

Classified By
Rivas, 1944
Class
Ray-finned fishes (Actinopterygii)
Order
Live bearers, Killifishes and Rivulines (Cyprinodontiformes)
Family
Poeciliids (Poeciliidae)

Distribution

Region
Central America
Distribution
Central America: Cuba.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
22 °C
Water Temperature To
26 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; ; dH range: 10 - 25 benthopelagic; non-migratory
Trophic Level
2.26 s.e. 0.16 Based on food items.
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
3.3 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5078 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (25 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated