Green rivulus (Rivulus cylindraceus) fish species and information / pictures of Green rivulus - Rivulus cylindraceus

Green rivulus (Rivulus cylindraceus) fish species information

Scientific Name
Rivulus cylindraceus

Common Name
Green rivulus

Biology
Found in upland streams (Ref. 4537). Abundant in rivers and lakes with clear and abundant vegetation (Ref. 13498). Not a seasonal killifish. Is easy to maintain in the aquarium (Ref. 27139).

Classification

Classified By
Poey, 1860
Class
Ray-finned fishes (Actinopterygii)
Order
Live bearers, Killifishes and Rivulines (Cyprinodontiformes)
Family
Rivulines (Rivulidae)

Distribution

Region
Central America
Distribution
Central America: coastal river basins of Cuba.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
22 °C
Water Temperature To
24 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; ; pH range: 7.0 - 7.0; dH range: 7 - 9 benthopelagic; non-migratory
Trophic Level
3.21 s.e. 0.38 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
True

Physical Size and Genetics

Maximum Length
5.5 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Aquarium: commercial
Vulnerability
Low vulnerability (10 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Least Concern (LC)