Busy, Busy, Bruised Nassa
With a shell reaching only 15 mm (about 0.6 inch), the Bruised Nassa, Phrontis vibex (Say, 1822), is one of most abundant snails in the back bays and sand and mud flats of Southwest Florida. Its shell has a sculpture of 7–12 axial ribs crossed by fine spiral lines of variable size. When it comes to color pattern, the Bruised Nassa is a very variable species, with assorted alternatives around the theme of specks and spots on a lighter background. The image above shows a live B