• ATD - Arctic Technical Divers

Cave Diving

• CDG - Cave Diving Group
• WKPP - Woodville Karst Plain Project

Deep Sea

• Deep Flight 2 - A submarine heading to the bottom of the Marianas Trench (11034m)

South Pole

• British Antarctic Survey

Wreck

• Andrea Doria
• Brittanic 96
• Brittanic 98
• RMS Carpathia
• King Charles 1

Wreck Diving Groups

• Starfish Enterprise