
First published in 2007, the Diving Almanac celebrates the achievements of a unique group of people that share a passion for underwater adventure and discovery. Ten years later, the Diving Almanac has become the world’s only central body of information for diving records, personalities and history, and it is 100% FREE.

VESCOVO, Victor
First to dive the Five Deeps
Deepest submersible dive (Solo | Men)
Deepest fish (Observed)
Deepest diving submersible (In service)
Deepest dive by a head of state
Deepest watch (Prototype)
Deepest point in Earth’s oceans
Deepest submersible dive (Ocean)
Oldest diver (Men)
Fastest drift dive
Largest jellyfish
Deepest octopus
First documented case of hydrogen psychosis
COUSTEAU, Jacques-Yves
Clearest water
First underwater colony
Most fin patents
LE PRIEUR, Yves Paul Gaston
EVANS, Bob
Largest glacier calving ever filmed
First aquanaut (Men)
Longest migration (Shark)
WOLBERT, Linden
The records chapter showcases over 650 underwater feats and firsts by humans, machines and animals. If you are looking for the world’s deepest scuba diver, freediver, fish or submersible, they’re all here. The 16 categories include scuba diving, freediving, submersibles, oceanography, biology, and underwater art.

First to dive the Five Deeps
Deepest submersible dive (Solo | Men)
Deepest fish (Observed)
Deepest diving submersible (In service)
Deepest dive by a head of state
Deepest watch (Prototype)
Deepest point in Earth’s oceans
Deepest submersible dive (Ocean)
Oldest diver (Men)
Fastest drift dive
Largest jellyfish
Deepest octopus
First documented case of hydrogen psychosis
Clearest water
First underwater colony
Most fin patents
Largest glacier calving ever filmed
First aquanaut (Men)
Longest migration (Shark)
Oldest active scuba club
The Diving Almanac features more than 650 celebrities or locally-known champions from all parts of the world. Discover long-forgotten pioneers and current day explorers and inventors in our industry-exclusive Who’s Who.

VESCOVO, Victor
WALLINGFORD, Peter
COUSTEAU, Jacques-Yves
LE PRIEUR, Yves Paul Gaston
EVANS, Bob
WOLBERT, Linden
VANN, Richard D., Ph.D.
NITSCH, Herbert
LABAN, André
CHURCH, Ron
NICKLIN, Chuck
EARLE, Sylvia, Ph.D.
SULLIVAN, Jeremiah
HASS, Lotte (née Baierl)
DOUBILET, David
McDONALD, Kendall
WATTS, Hal
WATSON, Neal
From the deepest dives to the most dangerous sea creatures, our feature posts showcase outstanding diving facts and trivia, hand-picked from our Diving Records, Diving History, and Who’s Who. Nothing here is fake or clickbait!

Our Timeline of Man Underwater, which chronicles over 6,000 years of exploration and innovation, is the most thorough history of diving available online.

Divers rescue 12 boys and coach from flooded Thai cave
The SPID is designed and built
Two divers die in Johnson Sea Link
Commeinhes develops open-circuit scuba
Priest publishes The Art of Breathing Underwater
Refit of Cousteau’s Calypso restarts
Discovery of HMS Erebus
Record habitat dive in Romania
The bathyscaphe Trieste is designed
Archaeologists find HMS Terror
Leonardo Da Vinci designs a diving suit
First dives for treasure
Divers in the Trojan War
William Bourne designs a wooden submarine
Edmond Halley improves the diving bell
Artifacts recovered from Antikythera
Anthony’s Key Resort is founded on Roatan
Renowned explorers in the High Arctic

The Diving Almanac is the only central body of information on diving records, people, and diving history. Browse the website or search our exclusive database of thousands of records, diver profiles and historical events covering every aspect of the underwater world.