There are some 500 speeches corresponding to 4,000 pages. Unique comprehensive guide to shallow-water sponges occurring in the coastal waters of Western Europe between the Arctic and southern Portugal. A unique reference guide on the taxonomy of this large and complex group. Includes an interactive illustrated key to 765 tax and hyperlinked texts giving access to an illustrated glossary defining more than 200 scientific terms. Bibliographical references provide an excellent research aid for specialist.
Colourful videos depict the habits of various species.
About 40 new species have been added and the taxonomy has been completely revised. New distribution maps, interactive identification key, literature references, hyperlinded text and an illustrated glossary defining about 1,000 terms. Suitable for any scientific library and for anyone appreciating the beauty of nature. Full text, in English, French or Spanish. Presented chronologically, the main features are highlighted by hypertexts leading to cross references.