The Smallfin rivulus (Anablepsoides micropus) is a freshwater fish of the family Rivulidae that grows up to 7 cm.
Description
The smallfin rivulus is a small killifish from fresh water of the Amazon basin of South America. The species grows to about 7 cm and has a slender, elongate body; males have fine red spots and a blue sheen, while females are an inconspicuous brown with an eyespot near the tail. It lives in small, shallow forest pools and streams and can make short jumps over moist ground to reach new pools. It feeds on small invertebrates and insect larvae. The fish appears in the aquarium hobby. The IUCN has not evaluated the species.
Frequently asked questions
How do you recognise the Smallfin rivulus?
The Smallfin rivulus has an elongate, eel-like body, is mainly red-orange and shows a spots pattern.
Where does the Smallfin rivulus live?
The Smallfin rivulus lives in fresh water and is mostly found around mixed bottom.
How big does the Smallfin rivulus get?
The Smallfin rivulus grows to a maximum of about 7 cm.
Is the Smallfin rivulus dangerous to humans?
No, the Smallfin rivulus is harmless to humans.
Is the Smallfin rivulus edible?
The Smallfin rivulus is not usually eaten.
Download Fin's Fish Guide
Identify fish in seconds, log your catches and dives. Join the TestFlight beta.
All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Anablepsoides
More from the family Rivulidae
Download Fin's Fish Guide
Identify fish in seconds, log your catches and dives. Join the TestFlight beta.