Lynch Glacier Panoramic view of Lynch Glacier terminus in 1997, with the lake still snowcovered. Lynch Glacier looking down glacier, extending into and filling the Pea Soup Lake Basin in 1960 (William Prater) Lynch Glacier in 1985 having just retreated from the lake. The dots indicate measurement sites for mass balance. Lynch Glacier in 1998 having retreated fully from Pea Soup Lake. Lynch Glacier terminus in 1999 Lynch Glacier in 1978 when it still filled Pea Soup Lake. (William Prater) and in 2007. Lynch Glacier in 1988. Lynch Glacier in 2015, note high snowline. Changes Through Time