Barnacles

Goose barnacle

Goose barnacle

Pollicipes pollicipes

Green Volcano Barnacle

Green Volcano Barnacle

Tetraclita squamosa

Pelagic Gooseneck Barnacle

Pelagic Gooseneck Barnacle

Lepas anatifera

Poli's Stellate Barnacle

Poli's Stellate Barnacle

Chthamalus stellatus

Volcano Barnacle

Volcano Barnacle

Perforatus perforatus