200 dive sites in 27 countries have records of mantis shrimp.
28 confirmed by two or more independent sources, 172 reported by one source.
Sites are ranked by evidence: first by how many independent divers logged the animal there, then by how many independent sources confirm it. "Best" here means most independently confirmed, nothing more.
All 92 mantis shrimp sites in IndonesiaDive sites in Indonesia
All 36 mantis shrimp sites in PhilippinesDive sites in Philippines
All 16 mantis shrimp sites in ThailandDive sites in Thailand