Europe-Places.com has listed approx 29 SCUBA tour agencies in Portugal. Some of the Top rated SCUBA tour agencies in Portugal are- Nautilus Escola de Mergulho, Nautilus Escola de Mergulho, Easydivers Dive Center - Diving School, Easydivers Dive Center - Diving School, Haliotis Sesimbra, H2O Lisbon Dive Club, ECOALGA - Agricultura Subaquática Soc. Unip. Lda., ECOALGA - Agricultura Subaquática Soc. Unip. Lda., ECOALGA - Agricultura Subaquática Soc. Unip. Lda. & Haliotis Dive Center Santa Maria.