North Coast Interpretive Association has three excursions planned later this month and into July. They include a coastal bluffs and tideline hike with Wendell Wood, regional biologist, noon-4 p.m. Sunday, a wetlands outing with naturalist Sandra Jerabek 1-4 p.m. July 1 and a Tolowa Dunes/Lake Earl hike 1-4 p.m. July 8.