Kealakekua Bay

Kealakekua Bay, on the Big Island of Hawaii's Kona coast, is a protected marine sanctuary set against the cliffs where the Captain Cook Monument stands. The bay holds strong historical significance and is widely considered one of the top-rated snorkeling destinations in the world. Its calm, crystal-clear waters are sheltered from the northwest swell, keeping conditions pleasant the majority of the time.

The reef runs from about 5 feet to 25 feet (roughly 1.5–7.6 m), offering accessible terrain for beginners and snorkelers alike, with vibrant coral gardens and varied topography spread across the sheltered bay floor.

Marine life at Kealakekua Bay is diverse and reliable year-round. Spinner dolphins are a frequent presence in the bay, and sea turtles are regularly encountered by snorkelers. Tropical fish, including yellow tangs and humuhumunukunukuāpuaʻa, populate the coral gardens, while humpback whales are more commonly seen in winter. Manta rays, monk seals, and green sea turtles are also among the species recorded here.