Dogtooth rivulus (Rivulus tenuis)

Scientific name: Rivulus tenuis Meek, 1904

The Dogtooth rivulus (Rivulus tenuis) is a freshwater fish of the family Rivulidae. In the aquarium it needs water at 22–28°C (72–82°F). Native range: Central America, Guatemala, Mexico, Belize, Honduras.

Dogtooth rivulus care at a glance

Temperature
22–28°C (72–82°F)

Biology

Not a seasonal killifish. Easy to maintain in aquarium.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Rivulus tenuis
Family
Rivulidae (Rivulines)
Order
Cyprinodontiformes (Live bearers, Killifishes and Rivulines)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
6.5
Environment
Freshwater;; pH range: 6.8 - ? benthopelagic; non-migratory
Climate
Tropical
Distribution
Central America: Guatemala, Mexico, Belize, Honduras.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Aquarium: commercial
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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