Orangethroat Darter (IMAGE) Colorado State University Caption This image shows an orangethroat darter, one of the nine remaining native fish species in the Arikaree River. Credit Photo: Jeremy Monroe, Freshwaters Illustrated. Usage Restrictions This image may only be used with appropriate caption or credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.