Left-handed Whelk 9-10" elkhorn Shallow-water populations are known to

Shallow-water populations are known to have symbiotic algae living within their cells

In Polynesia

Cat's Paw Coral may refer to several different species of coral: species of the genus Psammocora species of the genus Stylophora (coral)

As this species is known to occur in both shallow and deep waters

Nearly all species of shallow-water corals and several other groups of reef invertebrates have symbiotic relationships with these algae

Left-handed Whelk 9-10" elkhorn Shallow-water populations are known toThe Lightning Whelk, Sinistrofulgur sinistrum (Hollister, 1958), is one of the local molluscan celebrities, not only because of its large size, but also thanks to very special features that make this species truly remarkable. For instance, unlike most gastropods, which are right handed, the Lightning Whelk has a left handed shell (shell opening to the right with shell spire pointing up). Abnormally right handed Lightning Whelks are very uncommon, but