The Hook tetra (Hyphessobrycon diancistrus) is a freshwater fish of the family Characidae that grows up to 4 cm.
Description
The Hook tetra is a small characin (Characidae) from fresh water of the Orinoco and Magdalena region in northern South America. The species grows to about 4 cm and has a slender, partly translucent body. Males bear small hooks on the anal fin. As a schooling fish it swims in clear streams and rivers and eats small insects, larvae and plant material. The fish is harmless to humans and is popular in the aquarium trade.
Frequently asked questions
How do you recognise the Hook tetra?
The Hook tetra has an elongate, eel-like body and is mainly silver-grey.
Where does the Hook tetra live?
The Hook tetra lives in fresh water and is mostly found around mixed bottom.
How big does the Hook tetra get?
The Hook tetra grows to a maximum of about 4 cm.
Is the Hook tetra dangerous to humans?
No, the Hook tetra is harmless to humans.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Hyphessobrycon
More from the family Characidae
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