Phylum porifera,coelentrata , platyhelminthes
Phylum Porifera
Phylum Porifera 1 The Sponges. Phylum Porifera 2 Sponges – Over 7,000 species, approximately 40 species that occur in local waters – 2% of all sponges.
B11 Hydro Final IQP Report_Main
