August 2, 2013, Eagle Bay, N.Y. Cub Crafters PA-18-150 The amphibian’s pilot was flying a visual approach to a lake, over mountainous terrain. On an approximate ¾-mile final approach to the lake, she observed a boat near her intended landing area and performed a go-around to circle for another approach. During the go-around and turn, the pilot did not move the throttle lever to full power. About ¼ through the turn, she noticed the airplane was descending and increased engine power. The airplane continued to descend, and she increased engine power a second time. However, one of the airplane’s floats contacted a tree, and the airplane impacted the ground. Examination revealed substantial damage to the wings and the fuselage.