Freshwater
Gold tetra
Hemigrammus rodwayi
Acestrorhamphidae, Pristellinae
Facts
Characteristics
- Length
- Up to 5.3 cm
- Body shape
- Streamlined
Care
- Group
- At least 6 together
- Smallest aquarium
- 34 liters
- Diet
- Missing
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Behavior
Water values
Smallest tank
Range
Videos
THE FISH OF RIO DARRO – A JOURNEY INTO THE WILDS OF BRAZIL
CHRIS LUKHAUPSep 13, 2026
Hemigrammus marginatus and Hemigrammus rodwayi
MikoljiJun 22, 2010
More about the species
Description
Particularly abundant in coastal creeks and floodplains where it is supported by a certain salinity level. It is vulnerable to a trematode parasite which induces a characteristic cutaneous reaction. Reproduction in captivity has been successful. Maximum length questionable.
Other names
Other scientific names
- Hemigrammus armstrongi
In other languages
- Guldtetra
- Guldtetra
- Kiilletetra, Punalyhtytetra, Punapyrstötetra
- Bass tetra, Golden tetra
Articles
All articles
How many fish can I keep?4 min read
Why "one cm of fish per liter" falls short, and what adult size, schools, territory and swimming zones mean for how many fish a tank can hold.
How to set up a South American aquarium4 min read
Soft, acidic water, subdued light, sand, roots and fallen leaves: how to set up a biotope aquarium from the Amazon and the rivers around it.
How to add new fish4 min read
From the store to the tank: how to get the fish used to your water, why you should add only a few at a time, and what to watch for in the first few days.
Quarantine for new fish3 min read
Why new fish should live in a tank of their own for a few weeks before they move in, what you need, and what to look for.