Shark's Cove
Shark's Cove is a lava-rock beach on Oahu's North Shore, best known for its underwater caves, tunnels, and abundant marine life. Part of the Pupukea Marine Life Conservation District, it's a favorite destination for snorkeling and scuba diving during summer months when the water is calm. Despite its name, sharks are rarely seen here - mostly the occasional reef shark in deeper waters outside of the cove.
Shark's Cove, Oahu
Don't worry, you will most likely not run into any sharks when swimming at Shark's Cove (view panorama)×. This cove got its name from a popular story that says that the outline of a reef outside the cove looks like a shark when seen from above.
Shark's Cove is a lava-rock beach on the North Shore of Oahu and is part of Pupukea Beach Park. It is unique not only because of its spectacular underwater rock formations, but also because of its diverse marine life. Tropical colorful fish and sea turtles are the cove's constant inhabitants. Harmless white-tipped reef sharks may also be spotted just outside the cove.
Because of its amazing underwater world, Shark's Cove is a favorite spot among snorkelers and scuba divers. The lava has formed underwater caves and tunnels about 15 to 45 feet (4.5 to 13.7 m) below the surface. These caves are a real thrill for experienced scuba divers.
No lifeguards are stationed here. If you want to go swimming at Shark's Cove, it is a good idea to wear reef shoes because of the sharp coral reef that is everywhere in the cove. The best time to explore the cove is in the summer months when the ocean is usually calm. During the winter, getting into the water at Shark's Cove (view panorama) × is not recommended because this is when the surf is up on Oahu's North Shore.
Shark's Cove is part of an 80-acre Marine Life Conservation District. People need to respect the cove's marine inhabitants and keep the area clean.
Key Features of Shark's Cove
- Lava-rock cove with striking underwater caves and reef structures
- Excellent snorkeling and scuba diving site in summer
- Home to tropical fish, sea turtles, and occasional reef sharks
- Sharp rocks and coral - reef shoes or fins are highly recommended
- Part of the Pupukea Marine Life Conservation District
- Best visited May to September; unsafe during large winter surf
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Frequently Asked Questions
Are there sharks at Shark's Cove?
Despite the name, sightings are rare. Occasionally, harmless reef sharks may be seen just outside the cove.
Is Shark's Cove good for snorkeling?
Yes, it's one of the best summer snorkeling spots on Oahu due to its clear water, reefs, and marine life. Avoid visiting during winter when the surf is high.
Is it safe to swim at Shark's Cove?
In summer, yes if you're cautious of sharp rocks and reefs. In winter, high surf and strong currents make it unsafe.
Are there facilities nearby?
Yes, restrooms, showers, and limited parking are available, but there are no lifeguards on duty.
What marine life can I expect to see?
You may spot colorful reef fish, sea urchins, sea turtles, and occasionally white-tipped reef sharks just outside the cove.