Freshwater

Freshwater fish spend part or all of their lives in fresh water, such as rivers and lakes, with a salinity of less than 1.05%.

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Macropodus opercularis

This species exhibits sexual dimorphism. Males are larger than females and possess elongated filaments on their …

Trichopodus leerii

The Pearl gourami has an elongated, oval-shaped body that is strongly compressed laterally.

Trichopodus trichopterus

In terms of body shape and fin structure, the fish resembles the pearl gourami, but its …