Photographs are being accepted until October 3 for “Focus on the Great Swamp” photo competition sponsored by Friends of the Great Swamp (FrOGS). The photos will be featured at The Great Swamp Celebration on October 25-26 at Christ Church on Quaker Hill. Prizes will be awarded for images that capture the essence of The Great Swamp and illustrate its value to wildlife, biodiversity and the human community within the watershed. Adult prizes: $250, $175, $125. Student prizes: $150, $100, $50. Challenge Prize for Three Photos with a Common Theme: $300. Online submissions only.  Information and forms atwww.frogs-ny.org.