books by subject
Fish
Reptiles, Fish and Amphibians
Shark vs Penguin
Marine Fisheries Ecology
Around the Ocean in 80 Fish and other Sea Life
Shark: Why we need to save the world's most misunderstood predator
The Whale in the Living Room: A Wildlife Documentary Maker's Unique View of the Sea
Deep Sea: 10 Things You Should Know
PRIVATE LIFE OF SHARKS
Marine Fishes: 500+ Essential-to-know Aquarium Species (PocketExpert Guide)
Salmon: A Fish, the Earth, and the History of a Common Fate
Encyclopaedia of Tropical Fishes
Sharks
The Unreasonable Virtue of Fly Fishing
Right Way to Keep Pet Fish
Blowfish's Oceanopedia: 291 Extraordinary Things You Didn't Know About the Sea
Modoc: The True Story of the Greatest Elephant That Ever Lived
The Longshoreman: A Life at the Water's Edge
Marine Fish Parasitology: An Outline
World Encyclopedia Of Fish & Shellfish And Other Aquatic Creatures
Rivers, Ponds and Lakes (Habitat Explorer)
Care for your Tropical Fish (RSPCA Pet Guide)
Animal: The Definitive Visual Guide
Bivalve Molluscs: Biology, Ecology and Culture
The Atlantic Salmon: Genetics, Conservation and Management
Ichthyology
Book of Discus
The Unnatural History of the Sea
Salmon Nation: People, Fish, and Our Common Home
Ecological and Environmental Physiology of Fishes