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Ozark Bass, Ambloplites constellatus, James River, Missouri, 2018

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, James River, and Pomme de Terre river drainages of Missouri and Arkansas.

Ozark Bass
Ambloplites constellatus FWS 20925.jpg
Scientific classification
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, or goggle eye. They are a popular game fish in small streams and rivers.


  1. ^ NatureServe (2015). "Ambloplites constellatus". IUCN Red List of Threatened Species. Version 4.1 (4.1). International Union for Conservation of Nature. Retrieved February 25, 2016.