Cannabis Sativa October 12, 2016October 12, 2016 thcscience_admin Freediving competition in Lysekil, Sweden Nordic Deep is the warmest coldwater freediving competition in the world. Located in Lysekil, Sweden. The depth is >90m. References[edit] Nordic Deep External links[edit] [1] [2] Underwater diving Diving activities Diving modes Atmospheric pressure diving Freediving Saturation diving Scuba diving Snorkeling Surface oriented diving Surface-supplied diving Unmanned diving Diving equipment Cleaning and disinfection of personal diving equipment Human factors in diving equipment design Basic equipment Diving mask Snorkel Swimfin Breathing gas Bailout gas Bottom gas Breathing air Decompression gas Emergency gas supply Heliox Hydreliox Hydrox Nitrox Oxygen Travel gas Trimix Buoyancy andtrim equipment Buoyancy compensator Power inflator Dump valve Variable buoyancy pressure vessel Diving weighting system Ankle weights Integrated weights Trim weights Weight belt Decompressionequipment Decompression buoy Decompression chamber Decompression cylinder Decompression trapeze Dive computer Diving bell Diving shot Diving stage Jersey upline Jonline Diving suit Atmospheric diving suit JIM suit Newtsuit Dry suit Sladen suit Standard diving suit Rash vest Wetsuit Dive skins Hot-water suit Helmetsand masks Anti-fog Diving helmet Free-flow helmet Lightweight demand helmet Orinasal mask Reclaim helmet Shallow water helmet Standard diving helmet Diving mask Band mask Full-face mask Half mask Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible pressure gauge Mobilityequipment Diver propulsion vehicle Diving bell Closed bell Wet bell Diving stage Swimfin Monofin PowerSwim Towboard Wet sub Safetyequipment Alternative air source Octopus regulator Pony bottle Bolt snap Buddy line Dive light Diver's cutting tool Diver's knife Diver's telephone Through-water communications Underwater acoustic communication Diving bell Diving safety harness Emergency gas supply Bailout block Bailout bottle Lifeline Screw gate carabiner Emergency locator beacon Rescue tether Safety helmet Shark-proof cage Snoopy loop Navigation equipment Distance line Diving compass Dive reel Line marker Surface marker buoy Silt screw Underwaterbreathingapparatus Atmospheric diving suit Diving cylinder Burst disc Scuba cylinder valve Diving helmet Reclaim helmet Diving regulator Mechanism of diving regulators Regulator malfunction Regulator freeze Single-hose regulator Twin-hose regulator Full-face diving mask Open-circuitscuba Scuba set Bailout bottle Decompression cylinder Independent doubles Manifolded twin set Scuba manifold Pony bottle Scuba configuration Sidemount Sling cylinder Diving rebreathers Carbon dioxide scrubber Carleton CDBA Clearance Divers Life Support Equipment Cryogenic rebreather CUMA DSEA Dolphin Halcyon PVR-BASC Halcyon RB80 IDA71 Interspiro DCSC LAR-5 LAR-6 LAR-V LARU Mark IV Amphibian Porpoise Ray Siebe Gorman CDBA Salvus Siva Surface-supplieddiving equipment Air line Diver's umbilical Diving air compressor Gas panel Hookah Scuba replacement Snuba Standard diving dress Divingequipmentmanufacturers AP Diving Apeks Aqua Lung America Aqua Lung/La Spirotechnique Beuchat René Cavalero Cis-Lunar Cressi-Sub Dacor DESCO Dive Xtras Divex Diving Unlimited International Drägerwerk Fenzy Maurice Fernez Technisub Oscar Gugen Heinke HeinrichsWeikamp Johnson Outdoors Mares Morse Diving Nemrod Oceanic Worldwide Porpoise Shearwater Research Siebe Gorman Submarine Products Suunto Diving support equipmentAccess equipment Boarding stirrup Diver lift Diving bell Diving ladder Diving platform (scuba) Diving stage Downline Jackstay Launch and recovery system Messenger line Moon pool Breathing gashandling Air filtration Activated carbon Hopcalite Molecular sieve Silica gel Booster pump Carbon dioxide scrubber Cascade filling system Diver's pump Diving air compressor Diving air filter Water separator High pressure breathing air compressor Low pressure breathing air compressor Gas blending Gas blending for scuba diving Gas panel Gas reclaim system Gas storage bank Gas storage quad Gas storage tube Helium analyzer Nitrox production Membrane gas separation Pressure swing adsorption Oxygen analyser Electro-galvanic oxygen sensor Oxygen compatibility Decompressionequipment Air-lock Built-in breathing system Decompression tables Diving bell Bell cursor Closed bell Clump weight Launch and recovery system Wet bell Diving chamber Diving stage Recreational Dive Planner Saturation system Platforms Dive boat Canoe and kayak diving Combat Rubber Raiding Craft Liveaboard Subskimmer Diving support vessel HMS Challenger (K07) Underwaterhabitat Aquarius Reef Base Continental Shelf Station Two Helgoland Habitat Scott Carpenter Space Analog Station SEALAB Tektite habitat Remotely operatedunderwater vehicles 8A4-class ROUV ABISMO Atlantis ROV Team CURV Deep Drone Épaulard Global Explorer ROV Goldfish-class ROUV Kaikō ROV Kaşif ROUV Long-Term Mine Reconnaissance System Mini Rover ROV OpenROV ROV KIEL 6000 ROV PHOCA Scorpio ROV Sea Dragon-class ROV Seabed tractor Seafox drone SeaPerch SJT-class ROUV T1200 Trenching Unit VideoRay UROVs Safety equipment Diver down flag Diving shot ENOS Rescue-System Hyperbaric lifeboat Hyperbaric stretcher Jackstay Jonline Reserve gas supply General Diving spread Air spread Saturation spread Hot water system Sonar Underwater acoustic positioning system Underwater acoustic communication FreedivingActivities Aquathlon Apnoea finswimming Freediving Haenyeo Pearl hunting Ama Snorkeling Spearfishing Underwater football Underwater hockey Underwater rugby Underwater target shooting Competitions Nordic Deep Vertical Blue Disciplines Constant weight (CWT) Constant weight bi-fins (CWTB) Constant weight without fins (CNF) Dynamic apnea (DYN) Dynamic apnea without fins (DNF) Free immersion (FIM) No-limits apnea (NLT) Static apnea (STA) Skandalopetra diving Variable weight apnea (VWT) Variable weight apnea without fins Equipment Diving mask Diving suit Hawaiian sling Polespear Snorkel (swimming) Speargun Swimfins Monofin Water polo cap 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Organisations AIDA International Scuba Schools International Australian Underwater Federation British Freediving Association Confédération Mondiale des Activités Subaquatiques Fédération Française d'Études et de Sports Sous-Marins Performance Freediving International Professional divingOccupations Ama Commercial diver Commercial offshore diver Hazmat diver Divemaster Diving instructor Diving safety officer Diving superintendent Diving supervisor Haenyeo Media diver Police diver Public safety diver Scientific diver Underwater archaeologist Militarydiving Army engineer diver Canadian Armed Forces Divers Clearance diver Frogman Minentaucher Royal Navy ships diver United States military divers U.S. Navy diver U.S.Navy master diver Militarydivingunits Clearance Diving Branch (RAN) Commando Hubert Combat Divers Service (Lithuania) Comando Raggruppamento Subacquei e Incursori Teseo Tesei Decima Flottiglia MAS Frogman Corps (Denmark) Fuerzas Especiales Fukuryu GRUMEC Grup Gerak Khas Jagdkommando JW Formoza JW GROM JW Komandosów Kommando Spezialkräfte Marine KOPASKA MARCOS Marine Commandos Marinejegerkommandoen Marine Raider Regiment Minedykkerkommandoen Namibian Marine Corps Operational Diving Unit Naval Diving Unit (Singapore) Naval Service Diving Section Naval Special Operations Command Operational Diving Division (SA Navy) Royal Engineers Russian commando frogmen Sappers Divers Group Shayetet 13 Special Air Service Special Air Service Regiment Special Actions Detachment Special Boat Service Special Boat Squadron (Sri Lanka) Special Forces Command (Turkey) Special Forces Group (Belgium) Special Operations Battalion (Croatia) Special Service Group (Navy) Special Warfare Diving and Salvage Tactical Divers Group US Marine Corps Force Reconnaissance US Marine Corps Reconnaissance Battalions US Navy SEALs Underwater Construction Teams Underwater Demolition Command Underwater Demolition Team Underwater Offence (Turkish Armed Forces) UNGERIN Underwaterwork Commercial offshore diving Dive leader Diver training Recreational diver training Hazmat diving Hyperbaric welding Marine construction Offshore construction Underwater construction Media diving Nondestructive testing Pearl hunting Police diving Potable water diving Public safety diving Scientific diving Ships husbandry Sponge diving Submarine pipeline Underwater archaeology Archaeology of shipwrecks Underwater cutting and welding Underwater demolition Underwater inspection Underwater logging Underwater photography Underwater search and recovery Underwater searches Underwater videography Underwater survey Salvage diving SS Egypt Kronan La Belle SS Laurentic RMS Lusitania Mars Mary Rose USS Monitor HMS Royal George Vasa Divingcontractors COMEX Helix Energy Solutions Group International Marine Contractors Association Tools andequipment Abrasive waterjet Airlift Baited remote underwater video In-water surface cleaning Brush cart Cavitation cleaning Pressure washing Pigging Lifting bag Remotely operated underwater vehicle Thermal lance Tremie Water jetting Underwaterweapons Limpet mine Speargun Hawaiian sling Polespear Underwaterfirearm Gyrojet Mk 1 Underwater Defense Gun Powerhead Underwater pistols Heckler & Koch P11 SPP-1 underwater pistol Underwater revolvers AAI underwater revolver Underwater rifles ADS amphibious rifle APS underwater rifle ASM-DT amphibious rifle QBS-06 Recreational diving Recreational dive sites Index of recreational dive sites List of wreck diving sites Outline of recreational dive sites Specialties Altitude diving Cave diving Deep diving Ice diving Muck diving Open-water diving Rebreather diving Sidemount diving Solo diving Technical diving Underwater photography Wreck diving Diverorganisations British Sub-Aqua Club (BSAC) Cave Divers Association of Australia (CDAA) Cave Diving Group (CDG) Comhairle Fo-Thuinn (CFT) Confédération Mondiale des Activités Subaquatiques (CMAS) Federación Española de Actividades Subacuáticas (FEDAS) Fédération Française d'Études et de Sports Sous-Marins (FFESSM) International Association for Handicapped Divers (IAHD) Quintana Roo Speleological Survey (QRSS) Woodville Karst Plain Project (WKPP) Diving tourismindustry Dive center Diving in East Timor Diving in the Maldives Environmental impact of recreational diving Scuba diving tourism Scuba diving in the Cayman Islands Shark tourism Sinking ships for wreck diving sites Underwater diving on Guam Diving eventsand festivals Diversnight Underwater Bike Race Diving safety Human factors in diving equipment design Human factors in diving safety Life-support system Safety-critical system Scuba diving fatalities Water safety Water surface searches Divinghazards List of diving hazards and precautions Environmental Current Delta-P Entanglement hazard Overhead Silt out Wave action Equipment Freeflow Use of breathing equipment in an underwater environment Failure of diving equipment other than breathing apparatus Single point of failure Physiological Cold shock response Decompression Nitrogen narcosis Oxygen toxicity Seasickness Uncontrolled decompression Diver behaviour and competence Lack of competence Overconfidence effect Panic Task loading Trait anxiety Willful violation Consequences Barotrauma Decompression sickness Drowning Hypothermia Hypoxia Hypercapnia Hyperthermia Non-freezing cold injury Divingprocedures Ascending and descending Emergency ascent Boat diving Canoe and kayak diving Buddy diving buddy check Decompression Decompression practice Pyle stop Ratio decompression Dive briefing Dive log Dive planning Rule of thirds Scuba gas planning Diver communications Diver rescue Diver training Doing It Right Drift diving Gas blending for scuba diving Night diving Rebreather diving Scuba gas management Solo diving Riskmanagement Checklist Hazard identification and risk assessment Hazard analysis Job safety analysis Risk assessment Hyperbaric evacuation and rescue Risk control Hierarchy of hazard controls Incident pit Lockout–tagout Permit To Work Redundancy Safety data sheet Situation awareness Diving team Bellman Chamber operator Diver medical technician Diver's attendant Diving supervisor Diving systems technician Gas man Life support technician Stand-by diver Equipmentsafety Breathing gas quality Testing and inspection of diving cylinders Hydrostatic test Sustained load cracking Diving regulator Breathing performance of regulators Occupationalsafety andhealth Association of Diving Contractors International International Marine Contractors Association Code of practice Contingency plan Diving regulations Emergency response plan Diving safety officer Diving superintendent Diving supervisor Operations manual Standard operating procedure Diving medicineDivingdisorders List of signs and symptoms of diving disorders Cramp Motion sickness Surfer's ear Pressurerelated Alternobaric vertigo Barostriction Barotrauma Air embolism Aerosinusitis Barodontalgia Dental barotrauma Middle ear barotrauma Pulmonary barotrauma Compression arthralgia Decompression illness Dysbarism Oxygen Freediving blackout Hyperoxia Hypoxia Oxygen toxicity Inert gases Avascular necrosis Decompression sickness Dysbaric osteonecrosis Inner ear decompression sickness Isobaric counterdiffusion Taravana High-pressure nervous syndrome Hydrogen narcosis Nitrogen narcosis Carbon dioxide Hypercapnia Hypocapnia Breathing gascontaminants Carbon monoxide poisoning Immersionrelated Asphyxia Drowning Hypothermia Immersion diuresis Instinctive drowning response Laryngospasm Salt water aspiration syndrome Swimming-induced pulmonary edema Treatment Demand valve oxygen therapy First aid Hyperbaric medicine Hyperbaric treatment schedules In-water recompression Oxygen therapy Therapeutic recompression Personnel Diving Medical Examiner Diving Medical Practitioner Diving Medical Technician Hyperbaric nursing Screening Atrial septal defect Effects of drugs on fitness to dive Fitness to dive Psychological fitness to dive ResearchResearchers indiving physiologyand medicine Arthur J. Bachrach Albert R. Behnke Peter B. Bennett Paul Bert George F. Bond Robert Boyle Alf O. Brubakk Albert A. Bühlmann John R. Clarke Guybon Chesney Castell Damant Kenneth William Donald William Paul Fife John Scott Haldane Robert William Hamilton Jr. Henry Valence Hempleman Leonard Erskine Hill Brian Andrew Hills Felix Hoppe-Seyler Christian J. Lambertsen Simon Mitchell Charles Momsen Neal W. Pollock John Rawlins Charles Wesley Shilling Edward D. Thalmann Jacques Triger Diving medicalresearchorganisations Aerospace Medical Association Divers Alert Network (DAN) Diving Diseases Research Centre (DDRC) Diving Medical Advisory Council (DMAC) European Diving Technology Committee (EDTC) European Underwater and Baromedical Society (EUBS) National Board of Diving and Hyperbaric Medical Technology Naval Submarine Medical Research Laboratory Royal Australian Navy School of Underwater Medicine Rubicon Foundation South Pacific Underwater Medicine Society (SPUMS) Southern African Underwater and Hyperbaric Medical Association (SAUHMA) Undersea and Hyperbaric Medical Society (UHMS) United States Navy Experimental Diving Unit (NEDU) Law Civil liability in recreational diving Diving regulations Duty of care List of legislation regulating underwater diving Investigation of diving accidents Convention on the Protection of the Underwater Cultural Heritage History of underwater diving History of decompression research and development History of Diving Museum History of scuba diving List of researchers in underwater diving Lyons Maritime Museum Man in the Sea Museum Timeline of diving technology Pearling in Western Australia US Navy decompression models and tables Archeologicalsites SS Commodore USS Monitor Queen Anne's Revenge Whydah Gally Underwater artand artists The Diver Jason deCaires Taylor Engineersand inventors Jerónimo de Ayanz y Beaumont William Beebe Georges Beuchat Giovanni Alfonso Borelli Joseph-Martin Cabirol John R. Clarke Jacques Cousteau Charles Anthony Deane John Deane Louis de Corlieu Auguste Denayrouze Ted Eldred Henry Fleuss Émile Gagnan Karl Heinrich Klingert Peter Kreeft Christian J. Lambertsen Yves Le Prieur John Lethbridge Ernest William Moir Joseph Salim Peress Auguste Piccard Joe Savoie Willard Franklyn Searle Gordon Smith Augustus Siebe Pierre-Marie Touboulic Jacques Triger Historicalequipment Aqua-Lung RV Calypso SP-350 Denise Magnesium torch Nikonos Porpoise regulator Standard diving dress Sub Marine Explorer Vintage scuba Diverpropulsionvehicles Advanced SEAL Delivery System Cosmos CE2F series Dry Combat Submersible Human torpedo Motorised Submersible Canoe Necker Nymph R-2 Mala-class swimmer delivery vehicle SEAL Delivery Vehicle Shallow Water Combat Submersible Siluro San Bartolomeo Welfreighter Wet Nellie Military andcovert operations Raid on Alexandria (1941) Sinking of the Rainbow Warrior Scientific projects 1992 cageless shark-diving expedition Mission 31 Awards and events Hans Hass Award International Scuba Diving Hall of Fame London Diving Chamber Dive Lectures NOGI Awards Women Divers Hall of Fame IncidentsDive boat incidents Sinking of MV Conception Diver rescues Alpazat cave rescue Tham Luang cave rescue Early diving John Day (carpenter) Charles Spalding Ebenezer Watson Freediving fatalities Loïc Leferme Audrey Mestre Nicholas Mevoli Natalia Molchanova Offshorediving incidents Byford Dolphin diving bell accident Drill Master diving accident Star Canopus diving accident Stena Seaspread diving accident Venture One diving accident Waage Drill II diving accident Wildrake diving accident Professionaldiving fatalities Roger Baldwin John Bennett Victor F. Guiel Jr. Francis P. Hammerberg Craig M. Hoffman Peter Henry Michael Holmes Johnson Sea Link accident Edwin Clayton Link Gerard Anthony Prangley Per Skipnes Robert John Smyth Albert D. Stover Richard A. Walker Lothar Michael Ward Joachim Wendler Bradley Westell Arne Zetterström Scuba divingfatalities 1973 Mount Gambier cave diving accident Ricardo Armbruster Allan Bridge David Bright Berry L. Cannon Cotton Coulson Cláudio Coutinho E. Yale Dawson Deon Dreyer Milan Dufek Sheck Exley Maurice Fargues Fernando Garfella Palmer Guy Garman Steve Irwin death Jim Jones Henry Way Kendall Artur Kozłowski Yuri Lipski Kirsty MacColl Agnes Milowka François de Roubaix Chris and Chrissy Rouse Dave Shaw Wesley C. Skiles Dewey Smith Rob Stewart Esbjörn Svensson Josef Velek PublicationsManuals NOAA Diving Manual U.S. Navy Diving Manual Basic Cave Diving: A Blueprint for Survival Underwater Handbook Bennett and Elliott's physiology and medicine of diving Encyclopedia of Recreational Diving The new science of skin and scuba diving Professional Diver's Handbook Basic Scuba Standards andCodes of Practice Code of Practice for Scientific Diving (UNESCO) DIN 7876 IMCA Code of Practice for Offshore Diving ISO 24801 Recreational diving services — Requirements for the training of recreational scuba divers General non-fiction The Darkness Beckons Goldfinder The Last Dive Shadow Divers The Silent World: A Story of Undersea Discovery and Adventure Research List of Divers Alert Network publications Dive guides Training and registrationDivertraining Competence and assessment Competency-based learning Refresher training Skill assessment Diver training standard Diving instructor Diving school Occupational diver training Commercial diver training Military diver training Public safety diver training Scientific diver training Recreational diver training Introductory diving Teaching method Muscle memory Overlearning Stress exposure training Skills Combat sidestroke Diver navigation Diver trim Ear clearing Frenzel maneuver Valsalva maneuver Finning techniques Scuba skills Buddy breathing Low impact diving Diamond Reef System Surface-supplied diving skills Underwater searches RecreationalscubacertificationlevelsCore diving skills Advanced Open Water Diver Autonomous diver CMAS* scuba diver CMAS** scuba diver Introductory diving Low Impact Diver Master Scuba Diver Open Water Diver Supervised diver Leadership skills Dive leader Divemaster Diving instructor Master Instructor Specialist skills Rescue Diver Solo diver Diver trainingcertificationand registrationorganisations European Underwater Federation (EUF) International Diving Regulators and Certifiers Forum (IDRCF) International Diving Schools Association (IDSA) International Marine Contractors Association (IMCA) List of diver certification organizations National Oceanic and Atmospheric Administration (NOAA) Nautical Archaeology Society Universal Referral Program World Recreational Scuba Training Council (WRSTC) Commercial divercertificationauthorities Australian Diver Accreditation Scheme (ADAS) Commercial diver registration in South Africa Divers Institute of Technology Health and Safety Executive (HSE) Department of Employment and Labour Commercial divingschools Divers Academy International Norwegian diver school Free-divingcertificationagencies AIDA International (AIDA) Confédération Mondiale des Activités Subaquatiques (CMAS) Performance Freediving International (PI) Scuba Schools International (SSI) Recreationalscubacertificationagencies American Canadian Underwater Certifications (ACUC) American Nitrox Divers International (ANDI) Association nationale des moniteurs de plongée (ANMP) British Sub-Aqua Club (BSAC) Comhairle Fo-Thuinn (CFT) Confédération Mondiale des Activités Subaquatiques (CMAS) Federación Española de Actividades Subacuáticas (FEDAS) Fédération Française d'Études et de Sports Sous-Marins (FFESSM) Federazione Italiana Attività Subacquee (FIAS) Global Underwater Explorers (GUE) International Association for Handicapped Divers (IAHD) International Association of Nitrox and Technical Divers (IANTD) International Life Saving Federation (ILS) Israeli Diving Federation (TIDF) National Academy of Scuba Educators (NASE) National Association of Underwater Instructors (NAUI) Nederlandse Onderwatersport Bond (NOB) Professional Association of Diving Instructors (PADI) Professional Diving Instructors Corporation (PDIC) Professional Technical and Recreational Diving (ProTec) Rebreather Association of International Divers (RAID) Sub-Aqua Association (SAA) Scuba Diving International (SDI) Scuba Educators International (SEI) Scottish Sub Aqua Club (ScotSAC) Scuba Schools International (SSI) Türkiye Sualtı Sporları Federasyonu (TSSF) United Diving Instructors (UDI) YMCA SCUBA Program Scientific divercertificationauthorities American Academy of Underwater Sciences (AAUS) CMAS Scientific Committee Technical divercertificationagencies American Nitrox Divers International (ANDI) British Sub-Aqua Club (BSAC) Confédération Mondiale des Activités Subaquatiques (CMAS) Diving Science and Technology (DSAT) Federazione Italiana Attività Subacquee (FIAS) International Association of Nitrox and Technical Divers (IANTD) Professional Association of Diving Instructors (PADI) Professional Diving Instructors Corporation (PDIC) Professional Technical and Recreational Diving (ProTec) Rebreather Association of International Divers (RAID) Trimix Scuba Association (TSA) Technical Extended Range (TXR) Cavediving Cave Divers Association of Australia (CDAA) Cave Diving Group (CDG) Global Underwater Explorers (GUE) National Speleological Society#Cave Diving Group (CDG) National Association of Underwater Instructors (NAUI) Technical Diving International (TDI) Military divertraining centres Defence Diving School Navy Diving Salvage and Training Center Underwater Escape Training Unit Military divertraining courses United States Marine Corps Combatant Diver Course Underwater sportsSurface snorkeling Finswimming Snorkeling/breath-hold Spearfishing Underwater football Underwater hockey Australia Turkey Underwater rugby Colombia United States Underwater target shooting Breath-hold Aquathlon Apnoea finswimming Freediving Open Circuit Scuba Immersion finswimming Sport diving Underwater cycling Underwater orienteering Underwater photography Rebreather Underwater photography Sports governingorganisations and federations International AIDA International Confédération Mondiale des Activités Subaquatiques) National AIDA Hellas Australian Underwater Federation British Freediving Association British Octopush Association British Underwater Sports Association Comhairle Fo-Thuinn Federación Española de Actividades Subacuáticas Fédération Française d'Études et de Sports Sous-Marins South African Underwater Sports Federation Türkiye Sualtı Sporları Federasyonu Underwater Society of America) Competitions 14th CMAS Underwater Photography World Championship Underwater Hockey World Championships Underwater Orienteering World Championships Underwater Rugby World Championships Underwater diversPioneersof diving Eduard Admetlla i Lázaro Aquanaut Mary Bonnin Amelia Behrens-Furniss James F. Cahill Jacques Cousteau Billy Deans Dottie Frazier Trevor Hampton Hans Hass Dick Rutkowski Teseo Tesei Arne Zetterström Underwaterscientistsarchaeologists andenvironmentalists Michael Arbuthnot Robert Ballard George Bass Mensun Bound Louis Boutan Hugh Bradner Cathy Church Eugenie Clark James P. Delgado Sylvia Earle John Christopher Fine George R. Fischer Anders Franzén Honor Frost Fernando Garfella Palmer David Gibbins Graham Jessop Swietenia Puspa Lestari Pilar Luna Robert F. Marx Anna Marguerite McCann Innes McCartney Charles T. Meide Mark M. Newell Lyuba Ognenova-Marinova John Peter Oleson Mendel L. Peterson Richard Pyle Andreas Rechnitzer William R. Royal Margaret Rule Gunter Schöbel Stephanie Schwabe Myriam Seco E. Lee Spence Robert Sténuit Peter Throckmorton Cristina Zenato Scuba recordholders Pascal Bernabé Jim Bowden Mark Ellyatt Sheck Exley Nuno Gomes Claudia Serpieri Krzysztof Starnawski Underwaterfilmmakersand presenters Samir Alhafith David Attenborough Ramón Bravo Jean-Michel Cousteau Richie Kohler Paul Rose Andy Torbet Ivan Tors Andrew Wight Underwaterphotographers Doug Allan Tamara Benitez Georges Beuchat Adrian Biddle Jonathan Bird Eric Cheng Neville Coleman Jacques Cousteau John D. Craig Ben Cropp Bernard Delemotte David Doubilet Candice Farmer John Christopher Fine Rodney Fox Ric Frazier Stephen Frink Peter Gimbel Monty Halls Hans Hass Henry Way Kendall Rudie Kuiter Joseph B. MacInnis Luis Marden Agnes Milowka Noel Monkman Pete Oxford Steve Parish Zale Parry Pierre Petit Leni Riefenstahl Peter Scoones Brian Skerry Wesley C. Skiles E. Lee Spence Philippe Tailliez Ron Taylor Valerie Taylor Albert Tillman John Veltri Stan Waterman Michele Westmorland John Ernest Williamson J. Lamar Worzel Underwaterexplorers Caves Graham Balcombe Sheck Exley Martyn Farr Jochen Hasenmayer Jill Heinerth Jarrod Jablonski William Hogarth Main Tom Mount Jack Sheppard Bill Stone Reefs Arthur C. Clarke Wrecks Leigh Bishop John Chatterton Clive Cussler Bill Nagle Valerie van Heest Aristotelis Zervoudis Aquanauts Andrew Abercromby Joseph M. Acaba Clayton Anderson Richard R. Arnold Serena Auñón-Chancellor Michael Barratt (astronaut) Robert A. Barth Robert L. Behnken Randolph Bresnik Timothy J. Broderick Justin Brown Berry L. Cannon Scott Carpenter Gregory Chamitoff Steve Chappell Catherine Coleman Robin Cook Craig B. Cooper Fabien Cousteau Philippe Cousteau Timothy Creamer Jonathan Dory Pedro Duque Sylvia Earle Jeanette Epps Sheck Exley Albert Falco Andrew J. Feustel Michael Fincke Satoshi Furukawa Ronald J. Garan Jr. Michael L. Gernhardt Christopher E. Gerty David Gruber Chris Hadfield Jeremy Hansen José M. Hernández John Herrington Paul Hill Akihiko Hoshide Mark Hulsbeck Emma Hwang Norishige Kanai Les Kaufman Scott Kelly Karen Kohanowich Timothy Kopra Dominic Landucci Jon Lindbergh Kjell N. Lindgren Michael López-Alegría Joseph B. MacInnis Sandra Magnus Thomas Marshburn Matthias Maurer K. Megan McArthur Craig McKinley Jessica Meir Simone Melchior Dorothy Metcalf-Lindenburger Andreas Mogensen Karen Nyberg John D. Olivas Takuya Onishi Luca Parmitano Nicholas Patrick Tim Peake Thomas Pesquet Marc Reagan Garrett Reisman Kathleen Rubins Dick Rutkowski Tara Ruttley David Saint-Jacques Josef Schmid Robert Sheats Dewey Smith Steve Squyres Heidemarie Stefanyshyn-Piper Robert Sténuit Hervé Stevenin Nicole Stott James Talacek Daniel M. Tani Robert Thirsk Bill Todd Mark T. Vande Hei Koichi Wakata Rex J. Walheim Shannon Walker John Morgan Wells Joachim Wendler Douglas H. Wheelock Peggy Whitson Dafydd Williams Jeffrey Williams Sunita Williams Reid Wiseman Kimiya Yui Writers and journalists Michael C. 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