"Building on the success of the first edition and featuring contributions from leading experts in the field, this expanded and thoroughly revised second edition provides an indispensable guide to the freshwater and terrestrial algae of the British Isles. It is an up-to-date account of and identification tool for more than 2400 algal species (excluding diatoms), highlighting their wider distribution around the world. Detailed descriptions are fully illustrated with clear line drawings and photographs including 190 full-page plates, eight of which are full colour. In addition, user-friendly keys enable the accurate identification of specimens to the level of genus and species. This edition includes expanded information on ecology and the implications of recent molecular research, along with coverage of 200 extra species. The accompanying DVD provides an updated colour photo catalogue, highly illustrated articles and video clips, making this the comprehensive reference tool for both researchers and professionals in the field"-- Foreword / J. W. G. Lund -- Distribution and ecology -- History of freshwater algal studies in the British Isles -- Field methods Laboratory methods Water framework directive / J. Krokowski -- Access to live algal cultures from the British Isles / J. G. Day -- Phylum Cyanophyta (Blue-Green Algae/Cyanobacteria) / B. A. Whitton -- Phylum Rhodophyta (Red Algae) / R. G. Sheath and A. R. Sherwood -- Phylum Euglenophyta (Euglenoids) / K. Wokowski -- Phylum Cryptophyta (Cryptomonads) / G. Novarino -- Phylum Pyrrophyta (Dinoflagellates) / J. M. Lewis and J. D. Dodge -- Phylum Raphidophyta / A. Pentecost -- Phylum Haptophyta (Prymnesiophyta) / H. R. Preisig -- Phylum Chrysophyta (Golden Algae) / J. Kristiansen and H. R. Preisig -- Phylum Xanthophyta (Yellow-Green Algae) / L. R. Johnson and R. Merritt -- Phylum Eustigmatophyta / D. M. John -- Phylum Bacillariophyta (Diatoms) / M. G. Kelly and E. Y. Haworth -- Phylum Phaeophyta (Brown Algae) / J. D. Wehr -- Phylum Prasinophyta / ¢. Moestrup -- Phylum Chlorophyta (Green Algae) / D. M. John, A. Pentecost, P. M. Tsarenko, J. Huxley, F. Rindi, I. Titley, A. J. Brook, L. R. Johnson, D. B. Williamson, J. E. Bryant and N. F. Stewart -- Phylum Glaucophyta / B. A. Whitton -- Taxonomic index.