Oceanic a. : Of or pertaining to the ocean; found or formed in or about, or produced by, the ocean; frequenting the ocean, especially mid-ocean.

Oceanic a. : Of or pertaining to Oceania or its inhabitants.

Example:
How do I create a beachy, Oceanic, lighthouse feel in a dorm room? I was thinking lots of greenery, seashells?

Taxonomy
scuba, scuba diving equipment, scuba regulators, Snorkeling Gear, scuba diving, Research, dive computer, equipment, gear, PRODUCTS, scuba gear, scuba equipment, scuba diving gear, scuba mask, scuba dive equipment, scuba fins, decompression algorithm, scuba diver.

Defination from the web:
Makers of a range of products including regulators, computers, gauges, masks, and thermalwear.