North Shore Loop Spur at Griffy Lake Nature Preserve is a 1 mile heavily trafficked loop trail located near Bloomington, Indiana that features a lake and is rated as moderate. The trail is primarily used for hiking and trail running and is accessible year-round. Dogs are also able to use this trail.
North Shore Loop Spur is a 1 mile loop that begins and ends at Griffy Lake dam. At the top of the dam the trail splits off to the left from the main North Shore Trail. Sections of the trail explore upland forest habitat before dipping down into a creek bottom to rejoin the North Shore Trail.