Site 2 is the site with the greatest total number of mollusks. Species U is the mollusk species with the greatest abundance which can also be found in Site 2. Site 3 has 3 zeros which mean it has only has 5 species of mollusks. Site 3 also has only 14 species of mollusks whereas all other sites have more. Site 4 has the greatest number of different species of mollusks since all 8 species are accounted for in that site. Site 2 is the site with the greatest total number of mollusks.