- Raba Cissé
- Rabac bay
- Rabijunco
- Rabo de Asno
- Racó
- Racó de les Esponges
- Racó de s'Argentera
- Race Rocks
- Racha Noi
- Racha Noi, Ao Noi
- Racha Noi, Banana Bay
- Racha Noi, Banana Bay South
- Racha Noi, Banana Rock
- Racha Noi Bay
- Racha Noi, Camera Bay
- Racha Noi, Freedom Reef
- Racha Noi Island
- Racha Noi, Manta Reef
- Racha Noi, Marina Bay
- Racha Noi, North Point
- Racha Noi, South Tip
- Racha Yai, Bay 1
- Racha Yai, Bay 2
- Racha Yai, Bay 3
- Racha Yai, Bungalow Bay
- Racha Yai, Homerun Reef
- Racha Yai Island
- Racha Yai, Lucy’s Reef
- Racha Yai, Purple Garden
- Racha Yai, Siam Bay
- Racha Yai, Staghorn Reef
- Racha Yai, Waterfall Wall
- RADA LOBOS
- Radazul
- Radazul - la Cruz
- Radazul (Puerto)
- Rafti Island
- Raggedy Cay
- Raggies Cave
- Raiketa
- Rainbow Arch
- Rainbow Caves
- Rainbow Reef
- Rainbow Reef
- Rainbow Reef
- Rainbow Reef
- Rainbow River
- Rainbow River at KP Hole Park
- Rainbow Road - Great Detached Reef- GBR
- Rainbow Rock
- Rainbow Valley
- Rainbow Warrior Wreck
- Raine Island - GBR
- Ram Faru
- Ram Faru Thulu
- Rambler Rock
- Rambo Cave
- Ran Faru
- Ran Thila
- Rangali Madivaru
- Ranger Bommies
- Rani Corner
- Rani Kan
- Rannalhi Bodu Faru
- Rannalhi Bodu Giri
- Rannalhi Caves
- Rannalhi House Reef
- Rannalhi Jetty
- Rannalhi Kuda Giri
- Ransiwor
- Ransvik, Kullaberg
- Ransvik Kullen
- Ranvheria Sites
- Rapa Nui - Moregallo
- Rapid Bay Jetty
- Rapopo Wreck
- Rappel (11)
- Raptors Abode
- Ras Abdallah
- Ras Abu Galum
- Ras Abu Galum North
- Ras Abu Galum South
- Ras Abu Soma
- Ras Bob
- Ras Burg
- Ras Disha
- Ras Dudi North
- Ras Eiro
- Ras El Arab
- Ras El Quseir
- Ras el Torfa - Abu Siyal
- Ras Fanar
- Ras Ghamila
- Ras Ghazlani - Ras Mohammed
- Ras Ghozlani
- Ras Gomaa
- Ras il-Hobz
- Ras Katy
- Ras Muhammed National Park
- Ras Nasrani
- Ras Peter / Tank Garden
- Ras Sawt
- Ras Um Halg
- Ras Um Sid
- Ras Umm Sid
- Ras Za`atar
- Ras Za'atar - Ras Mohammed
- Rasdhoo Beyru
- Rasdhoo Beyru Kandu
- Rasdhoo Channel
- Rasdhoo Ferry Terminal
- Rasdhoo Miyaru Faru
- Rasdhoo North Channel
- Rasdhoo Try Dive Area
- Rasfari Beyru
- Rasfari Corner
- Rasgefaanu Thila (Kaiser Thila)
- Rasgefanno
- Ratteghe
- Ratzersdorfer See
- Rausu
- Ravines
- Ray Bank, Gran Canaria
- Ray of Hope (Wreck)
- Ray & Shark feeding site
- Ray's point
- Rays Rise
- Rayvilla (Wreck)
- Razorreef
- Rüdlingen - Tössegg
- Reading Reef
- Rebocador Marte
- Recanto do Capim
- Recifes Artificiais Grandes
- Recovery Room
- Red Bay
- Red Beach
- Red Beryl
- Red Bouy - Grenada
- Red Carpet
- Red Cliff
- Red Cliff
- Red Coral (Playa Chica Wall)
- Red Hill
- Red Island House Reef
- Red Lantern
- Red Light House
- Red Marker
- Red Point
- Red Rock
- Red Rock
- Red Rocks
- Red Sea College - House Reef
- Red Slave
- Red Slave (60)
- Red Tooth Trigger Bay
- Red Zone
- Redang Island
- Redbait Reef
- Redhead Point
- Redondo
- Reef
- Reef Explorer (wreck)
- Reef Galiola
- Reef Rubin
- Reef Scientifico (28)
- Reefy 2nd’s - Lady Elliot Island
- Reethi Thila
- Reeuwijkse Plassen
- Reeuwijkse Plassen Surfplas
- Regele Carol I
- Reggies
- Reggio Messina
- Reggio Messina (Wreck)
- Regi
- Regionalbad Gänserndorf
- Regona
- Reifnitz Parkplatz 2
- Reijin
- Reina
- Reis Magos
- relax wall
- Reliance
- Relitti di Salò
- Relitto Angelika
- Relitto Bolzaneto
- Relitto Colosso
- Relitto del Melania
- Relitto dell'Arenella
- Relitto della Piattaforma Paguro
- Relitto di Pomonte
- Relitto Draga
- Relitto Haven
- Relitto Mohawk Deer
- Relitto Neuralia
- Relitto Omega
- Relitto Sarchiapone
- Relitto Toikosan Maru
- Relitto Viking
- REM III (Wreck)
- Remaiolo
- Remanso
- Remior Reef
- Remorker
- Renaissance Airplanes
- Renco
- Renggis Island
- Rengit West
- Repi Site 2
- Repio Island - Dive Site 1
- Reqqa Point
- Research Reef
- Reserva Marina del Cavet
- Ressen
- Ressurreta
- Revellata
- Reyes
- Reyes Reef
- Rågstuten nr. 2
- Rheinau
- Rheinau - Ellikon
- Rheinau Felsen
- Rheinfall - Dachsen
- Rhisnes
- Rhodos Kalithea Bay
- Ribbon Reef
- Ribbon Reef - 5 Mile
- Ricardo (Wreck)
- Ricci Matita
- Rice Bowl Wreck
- Richelieu Rock
- Richies Reef
- Richland Howard Amon Park
- Richmond Beach
- Richmond Vale Coral Nursery
- Richterswil Horn
- Rick´s Reef
- Riedsort
- Riemer See
- Rietli Goldach
- Rif010
- Riff Nienhagen
- Riff Williams
- Rigdon Bank
- Rigiblick
- Rihivelhi Caves
- Rihiveli Bay
- Rihiveli Wreck
- Riihiniemi
- Riihiniemi/Kaukajärvi
- Rikoriko Cave
- Riksäpplet
- Rimas Thila
- Rinchão - Gomes VIII
- Rinkin
- Rio de Janeiro (Wreck)
- Rio Lajas
- Ripalti
- Riva di Gittana - Autobotte
- Rivaz Gare
- Rivemar Playa
- River Gurara P
- River Gurara Popa
- River Gurara Proa (Wreck)
- River Road
- River Taw
- River Taw Wreck, Saint Kitts
- Riverview
- Riviera Radłowska - Radłów
- RIVIERE CLAIRE
- Örkeljunga Stenbrott
- Römerbucht
- Rms Atlantis
- R.M.S. Maitai
- Rms Rhone
- RMS Rhone (Wreck)
- Črni Mol
- Road to Veronica
- Robb Jetty
- Robert Edmister
- Robert Gaskin
- Roberto Ivens
- Robinson Club Soma Bay House Reef
- Robinson Club Soma Bay Pool
- Robinson Plage
- Robs Bottom
- Robyn’s Reef
- Roca Ballena
- Roca de Santa Anna
- Roca el Aguila
- Roca Langosta
- Roca Montana
- Roca Muladera
- Roca Partida
- Roca Peligrosa, Danger Rock
- Roca Plana
- Roca Sucia, Dirty Rock
- Rocca Ruja
- Roccadilly
- Rocha Negra
- Roche à Balistes
- Roche à Gilles
- Roche Guizmo
- Roche Marine
- Roche Moyenne
- Roche Nord
- Roche Roube
- Roche rouge
- rocher creole
- Rocher du Diamant
- Roches Merveilleuses
- Rock
- Rock Garden, Carriacou
- Rock Island
- Rock Key
- Rock Lobster
- Rock Pile (I)
- Rock Ronacher
- Rock Side
- Rock Wall
- Rockingham Wreck Trail
- Rocky
- Rocky Bay
- Rocky Bay
- Rocky Bay
- Rocky Point
- Rocky Ridge
- Rocky Road
- Rocky Top
- Rocroy
- Rodina Wreck
- Rodman
- Roe Reef
- Roger's Reef
- Rolland
- Romagna
- Roman Harbour
- Roman Rock
- Romantic Beach
- Romantic Reef
- romital
- Roncadores del Faro
- Roncadores del Palm-mar
- Roncadores del Palmar
- Ronda Bay Marine Sanctuary
- Rondão Alvo
- Ronnie’s Cove
- Rons Reef
- Ron’s Wreck
- Rooi Els Point
- Roompot
- Roonies
- Roque del Oeste
- Roqueo de Los 14
- Roqueo de los 14 / Marina del Este Right Bay
- Rosalie Moller
- Rose Bay
- Rose Garden
- Rosewood Faru
- Rosia Bay, Gibraltar
- Rossarol 1, Wreck
- Rossblatten
- Rothsee, Südufer
- Rothsee/Damm
- Rottnest Island
- Rotui
- Rotxa de Ventoinha
- Round Table
- Rousoum Beach
- Rovies
- Royal Azur Makadi Bay
- Royal Reef
- Royal Springs
- Rozi
- Rozi, Cirkewwa (Norte)
- Rüschlikon Pumpwerk
- Réserve Marine Banyuls-cerbère
- Rt Dobrec
- Rt. Družinin
- Rt Kosaca
- Rütenen Beckenried
- RTN Kled Gaeow (Wreck)
- Rube Allyn Reef
- Rubiah Sea Garden
- Rubiah Utara
- Rubis
- оз. Рудаково / Rudakovo lake
- Ruinerwold
- Ruit
- Rum Runner (Wreck)
- Rumchalpa
- Runway
- Runway
- Russ' Ravine
- RUTA DE LAS ANCLAS
- Rutaki Drop Off
- Rutaki Passage
- Ruy Barbosa (Wreck)
- Rye Pier
- Ryuodo
