books by subject
Hydrobiology

Metazoa: Animal Minds and the Birth of Consciousness

Lost Ocean: An Inky Adventure & Colouring Book

Sharks of Tropical and Temperate Seas (Nature S.)

Frogs (Worldlife Library)

The Blue Planet

Observing The Countryside and Seashore

Flies for South African Waters: A Waterside Guide to Fly Selection

Killer Whales (Worldlife Library)

Blue Whales (Worldlife Library)

Gem Guide to Pond Life (Collins Gems)

Observer's Book of Aircraft (Observer's Pocket S.)

A World in a Shell: Snail Stories for a Time of Extinctions

Marine Electronic Navigation

PIRATES (B FORMAT)

Collins Gem - Sharks

A Natural History of Shells (Princeton Science Library): 15

Animals of the Surface Film (Naturalists' Handbook): 12 (Naturalists' Handbooks)

Everything: Dolphins (National Geographic Kids)

Journey Under The Sea

Observing the Countryside And Seashore

Modern Marine Salvage

Frogs

Fishing: Impossible: Three Fishing Fanatics. Ten Epic Adventures. The TV Tie-in Book to the BBC Worldwide Series with ITV, Set in British Columbia, ... Africa, Scotland, Thailand, Peru and Norway

Key to the British Fresh and Brackish Water Gastropods (Scientific Publications)

Eyewitness Quickstart: Shark (DK Eyewitness)

The Concise Illustrated Book of Sharks

Rivers, Ponds and Lakes (Alpha Books S.)

Floodplain Management: A New Approach for a New Era

To Sea and Back: The Heroic Life of the Atlantic Salmon
