Tikehau is the quiet Tuamotu choice for travelers who want land-based diving without losing the remote-atoll feeling. Most trips orbit Tuherahera village, local dive boats, the single ocean pass at Tuheiava, and the shallow old pearl-farm manta cleaning station. Scuba ranges from introductory lagoon dives to tide-timed pass drifts with reef sharks, barracuda, tuna, Napoleon wrasse, and occasional larger pelagics. Snorkelers can build an entire trip around mantas, coral gardens, pink-sand motu, and Bird Island. Non-divers do well here because the lagoon is not just scenery, it is the main activity space. Plan Tikehau as a small-capacity, local-operator destination: bring cash, allow flight buffers, book water days early, and let tides decide the exact dive schedule.