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The Ozark bass (Ambloplites constellatus) is a species of freshwater fish in the sunfish family (Centrarchidae) of order Perciformes. It is native only to the White River, sac river and pomme de terre river drainages of Missouri and Arkansas.

Ozark Bass
Ambloplites constellatus FWS 20925.jpg
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Centrarchidae
Genus: Ambloplites
Species: A. constellatus
Binomial name
Ambloplites constellatus

A. constellatus reaches a maximum recorded overall length of 28 cm (11 in) and a maximum average weight of 450 g (1.0 lb).

The world record Ozark bass was caught in May 2014 on Norfork Lake by Dan Biery, of Clinton, Arkansas. It weighed 1 lb 1 oz.

The Ozark bass prefers clear, rocky stream pools, and creeks. It has many of the same habits of the very closely related rock bass. They are a popular game fish in small streams and rivers.