Freshwater
Largescaled rasbora
Rasbora paucisqualis
Danionidae, Rasborinae
Facts
Characteristics
- Length
- Up to 4 cm
- Body shape
- Elongated
Care
- Group
- At least 6 together
- Smallest aquarium
- 24 liters
- Diet
- Missing
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Behavior
Water values
Smallest tank
Range
Videos
The Endangered Fish of Thailand’s Peat Swamps and Forest Streams | EP 2 Betta in the Wild
Rodrigo SilvaMay 29, 2026
More about the species
Description
Inhabit pools in clear, swift, forest streams. Spawning sites are found in rivers and ponds. Mature adults probably breed during the rainy season. Not seen in markets, rarely in the aquarium trade.
Other names
Other scientific names
- Rasbora paucisquamis
In other languages
- Storskællet rasbora
- Suurisuomurasbora
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.
Velvet and dropsy4 min read
Velvet is a fast-moving parasite. Dropsy is a sign that something is seriously wrong inside the fish. How to recognize them, and what you can do.
How to set up an Asian aquarium5 min read
Two aquariums from Southeast Asia: calm forest streams and peat swamps with soft, brown water, and fast mountain streams with cool, oxygen-rich water.
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.