Blowhole, Oahu, 30 feet

Lanai Lookout, Oahu, 30 feet

Sharks Cove, Oahu, 25 feet

Juvenile, Kewalo, Oahu, 80 feet

Kewalo Hump, Oahu, 90 feet

Pokai Bay, Oahu, 15 feet

Mahi Wreck, Oahu, 80 feet

Uncommon in shallow water and scuba depths firmly attached to the substrate.  Easily identified by fringes along opening.  Attains diameter of at least 12 inches.  Produces high-quality pearls and cultured extensively in French Polynesia.  Formerly abundant and harvested to near-extinction at Pearl Harbor and Pearl & Hermes Reef.  It is illegal to collect this species.  Hawaii & the Indo-West Pacific.  Considered by some to be the endemic species Pinctada galtsoffi.