691 dive sites in 44 countries have records of frogfish.
127 confirmed by two or more independent sources, 564 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 214 frogfish sites in PhilippinesDive sites in Philippines
All 18 frogfish sites in United StatesDive sites in United States
Frogfish sites in United KingdomDive sites in United Kingdom