Winners in the 2010 Maine Photography Show were announced at the exhibition’s opening April 16 at the Boothbay Region Art Foundation gallery, 1 Townsend Ave., Boothbay Harbor.

There were three winners in each of four categories, as well as a best-of-show winner and a Committee Choice Award winner. Cash prizes of $100, $75 and $50 went to the top three finishers, and the best-of-show winner received $150.

From first to third, winners in black and white were: Charles Dufour, Sheila de Bettencourt and Roger Marchand; in the student category: Stephanie Hill, Claire Olsen and Ruth Gray; in color: Erik D.W. Greven, Eric Galant, Ni Rong; in the themed category of water: Heath Paley, Lori Hutchinson and Thomas Martin.

Dufour also won best of show for his image, “Taken for Granite.”

The show remains on display through May 8. Hours are 11 a.m. to 5 p.m. Thursday to Sunday.