V.I. Park Friends will sponsor "Snorkel the Six Ecosystems of Scott Bay" from 9 a.m to noon April 25. Caneel Bay Resort's chief snorkologist Lucy Portlock will explain various marine species that live in the bay. Meet at the Caneel Bay Resort shop, and bring snorkel gear, a snack and water. Fee is $25 for Friends members, $30 for nonmembers.