505 dive sites in 57 countries have records of clownfish.
105 confirmed by two or more independent sources, 400 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 69 clownfish sites in PhilippinesDive sites in Philippines
Clownfish sites in Solomon IslandsDive sites in Solomon Islands
Clownfish sites in United Arab EmiratesDive sites in United Arab Emirates
Clownfish sites in United KingdomDive sites in United Kingdom