12 books • 7 series
Sea and Freshwater Fish (Spotter's Guide)
Pocket Guide to Freshwater Fishes of Britain
Field Key to the Freshwater Fishes and Lampreys of the British Isles (Journal Offprints S., #247)
Sea Hunters (First Sight)
Peces
Sharks (First Sight S.)
World Encyclopaedia of Fishes
Freshwater Fishes of Britain and Europe (Kingfisher guides)
Tidal Thames
Key to the Fishes of Northern Europe
Fishes (Cambridge Manuals in Archaeology) (Usborne First Nature) (Spotter's Guide)
Fishes of the British Isles and North-west Europe