Water Witch. by Carol Goodman
Carol Goodman graduated from Vassar College, where she majored in Latin.  After teaching Latin for several years, she studied for an MFA in fiction.  Her writing has been published in a number of literary magazines.  She currently teaches writing and lives in Long Island, USA. She is the author of Incubus as well as a number of books written with her husband under the name Lee Carroll, including Black Swan Rising and The Watch Tower.