Mushroom walk in Deer Isle Sept. 20 September 12, 2018 on Community Announcements DEER ISLE — Mushroom expert David Porter will lead a walk at the Shore Acres Preserve on Thursday, Sept. 20, from 1-3 p.m. The walk will take place in both woods and meadows. See mushrooms found in these different habitats and gain a clearer understanding of their role in the cycles of nature. The cost of this program is $5 for Island Heritage Trust members and $10 for nonmembers. Pre-registration is required. For more information, call 348-2455 or visit www.islandheritagetrust.org.