Balkhash perch
Perca schrenkii
The closest relative is the European perch (Perca fluviatilis), from which the Balkhash perch diverged approximately …
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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Perca schrenkii
The closest relative is the European perch (Perca fluviatilis), from which the Balkhash perch diverged approximately …
Perca fluviatilis
The European perch has a laterally compressed body covered with dense, small ctenoid scales. It has …
Pungitius pungitius
The stickleback gets its name from the short and long spines on the first dorsal fin, …
Perca flavescens
Unlike the white perch, which is actually a temperate perch, the yellow perch is a true …
Pungitius platygaster
The southern ninespine stickleback can be distinguished from its European relatives by the large flaps on …