Start with high-confidence coasts & shorelines books, then narrow by subgenre or adjacent topics.
Eels
James Prosek
The Book of Eels
Patrik Svensson
Chasing Shadows
Greg Skomal, Ret Talbot
The Lobster Coast
Colin Woodard
Every Last Fish
Rose George
A Field Guide to Coastal Fishes
Valerie A. Kells, Kent Carpenter
A Field Guide to Tropical Reef Fishes of the Indo-pacific
Gerald R. Allen, Roger Swainston
Superstorm Sandy
Diane C. Bates
A Beachcomber's Guide to Fossils
Bob Gale, Pam Gale
Valerie A. Kells, Luiz A. Rocha
Canoeing in the Wilderness
Henry David Thoreau, Will Hammell
The Battle for North Carolina's Coast
Stanley R Riggs, Dorothea Von Der Porten Ames
Crayfish, Crawfish, Crawdad
Zackary A. Graham
The Abyss Stares Back
Stacy Alaimo
The Gulf
Jack E. Davis, Jack Emerson Davis