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An EcotocicaL SuRVEY OF WHITEWATER GORGE, 
By L. C. Petry and M. S. MARKLE. 
At Richmond, Indiana, the east branch of Whitewater River runs 
through a narrow rock gorge for a distance of about three miles. This 
miniature canyon is commonly called the Whitewater gorge. It varies in 
| Y 373 Oridge 
he 
Fig. 1. 
depth from 60 ft. to 120 ft. and in width from 200 ft. to 800 ft. on the 
floor. The gorge terminates rather abruptly at Test’s Mills, about two 
