This volume serves as a comprehensive, practical identification guide designed to facilitate the accurate classification of marine fauna inhabiting the sea shores and shallow sublittoral zones of North-West Europe. Editors John S. Ryland and Peter Hayward, both established authorities in marine zoology, synthesize extensive biological data into a structured format. The text provides a systematic framework for identifying over 1,500 species, ranging from simple sponges to complex fish, intended for both academic researchers and field-based enthusiasts.

Experts and academics recognize this text as a foundational reference tool for marine biology students and field researchers. Readers frequently note the clarity of the identification keys and the utility of the illustrations for practical, real-world application in coastal environments.