NEW LONDON, N.H. – Authorities said two brothers on ice boats gliding across Lake Sunapee collided, killing one of them.

The ice boats collided on the lake near Soo Nipi Park shortly before 11 a.m. Sunday.

New London Police say Wayne Fortier of Wellesley, Mass., was pronounced dead at New London Hospital. He was 67.

His brother, David Fortier, 47, of Biddeford, Maine, was taken to Dartmouth Hitchcock Medical Center in Lebanon. He was in critical condition, a spokeswoman said.