Biography for City Fish, Country Fish

Tilbury House Pub
Mary Cerullo decided at thirteen that she ought to become an oceanographer. Although her career has always centered around the ocean, she discovered that she preferred exploring many different topics, which led her to teach and write about the ocean instead. She has written fourteen nonfiction books for children on ocean life. She likes to immerse herself in her topic, so a few years ago Mary accompanied Jeff on an underwater dive with ten Caribbean reef sharks. Mary's "day job" is associate director of Friends of Casco Bay, an environmental group in South Portland, Maine.