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Threadfin Rainbowfish — printable fact sheet
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Threadfin Rainbowfish
Iriatherina werneri
The Threadfin Rainbowfish is a small, delicate freshwater fish renowned for its elongated, thread-like fins and shimmering, iridescent body colors. Native to slow-moving streams and swamps of northern Australia and New Guinea, this species displays remarkable sexual dimorphism, …
Did you know?
- Despite their fragile appearance, Threadfin Rainbowfish can adapt to a wide range of water conditions as long as the environment is clean and stable.
- Male Threadfin Rainbowfish use their spectacular fins to attract females during courtship displays. Their delicate fins can be damaged easily, so they are best kept with peaceful tank mates. In the wild, they often feed on tiny aquatic insects and microorganisms.
What I learned
Draw the threadfin rainbowfish
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