Sponges (phylum Porifera) are known to be very rich sources for bioactive compounds, mainly secondary metabolites. Main efforts are devoted to cell- and maricul

Research whilst compiling this book has uncovered a fauna about twice the size as that previously published in the literature and consequently Systema Porifera

One of the major questions in the evolution of animals is the transition from unicellular to multicellular organization, which resulted in the emergence of Meta

Modem biology owes much to the study of favorable model systems which fa cilitates the realization of critical experiments and results in the introduction of ne

Sea squirts and sponges are found in most seafloor habitats around the coasts of Britain and Ireland. Despite being the dominant life forms in many areas, these