Nannoperca oxleyana

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Nannoperca oxleyana, known as the Oxleyan pygmy perch, is a small freshwater fish found only in Australia. It lives in eastern Australia’s coastal drainages, including dune lakes, ponds, creeks, and swamps with lots of vegetation. The water is often dark and acidic.

This fish can grow up to about 7.5 cm in length, but most are around 4 cm. It feeds on aquatic insects and their larvae, planktonic crustaceans, and even algae.

The Oxleyan pygmy perch is sometimes kept in home aquariums. It is listed as Endangered on the IUCN Red List (IUCN 3.1).

Taxonomy: Kingdom Animalia; Phylum Chordata; Class Actinopterygii; Order Centrarchiformes; Family Percichthyidae; Genus Nannoperca; Species oxleyana; Binomial name Nannoperca oxleyana. It was described by Whitley in 1940.