Freshwater
Rio pearlfish
Nematolebias whitei
Rivulidae, Cynolebiinae
Facts
Characteristics
- Length
- Up to 8 cm
- Body shape
- Streamlined
Care
- Group
- Missing
- Smallest aquarium
- 19 liters
- Diet
- Missing
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Behavior
Water values
Smallest tank
Range
More about the species
Description
Occurs in small freshwater temporary pools in floodplains of streams and lagoons. These pools are shallow with compact, soft reddish brown muddy bottom and dry twice a year, during winter, usually from July to August, and during summer, usually from February to March. During dry season, all fish die and eggs undergo in diapause within the substrate. Eclosion happens at the onset of wet season, usually March-April and September-October. This species was introduced in California. Bottom spawner, 4 months incubation. Is easy to maintain in the aquarium.
Other names
Other scientific names
- Cynolebias elegans
- Cynolebias whitei
- Leptolebias elegans
- Pterolebias elegans
In other languages
- Viiriviuhkaevä
- White's pearlfish
Articles
All articles
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.
Ich (white spot)4 min read
The most common disease in aquarium fish. How to recognize it, why it shows up, and how to get rid of it.