Hawaii Shark Encounters is a small business offering unique shark cage diving tours from Haleiwa Small Boat Harbor on Oahu's North Shore. Guests board the 32-foot vessel 'Kainani' for a 2-2.5 hour trip to international waters over 3 miles offshore, where they experience safe shark encounters in the largest shark cage in Hawaii. The tours are family-friendly for ages 5 and up, no swimming skills required, with education on shark biology, behavior, ecosystem, conservation, and Hawaiian culture. Features include plexiglass windows for close views, safety diver, hot water shower, and guaranteed shark sightings or money back.

Bob Marlin Charters offers private custom sea tours in Haleiwa on the North Shore of Oʻahu, Hawaii, including sport fishing, wildlife viewing, snorkeling with wildlife, sunset cruises, whale watching, dolphin watching, and private custom tours using local knowledge.