First underwater observation chamber

By | 2017-09-20T01:46:49+00:00 April 21, 2017|Records, Ships|

First underwater observation chamber

Last updated: September 20, 2017 at 1:46 am

The Calypso was the first ship equipped with an underwater observation chamber with 6 portholes where a person could view sea life from a depth of 3 m (10 ft) in 1950. The chamber was replaced by a larger but lighter design including 8 portholes in 1966.

SOURCE:
Verified by Diving Almanac & Book of Records official

Comments are moderated: (1) Stay on topic (2) Be respectful (3) Refrain from vulgarity and abusive language (4) Do not publish materials that violate copyright. OFFENDING COMMENTS WILL BE DELETED.

Jeffrey Gallant is the Editor-in-Chief and Records Keeper of the Diving Almanac. He is also a contributing editor of DIVER Magazine, and the scientific director of the Greenland Shark and Elasmobranch Education and Research Group (GEERG). Jeffrey started diving in 1982.

This Is A Custom Widget

This Sliding Bar can be switched on or off in theme options, and can take any widget you throw at it or even fill it with your custom HTML Code. Its perfect for grabbing the attention of your viewers. Choose between 1, 2, 3 or 4 columns, set the background color, widget divider color, activate transparency, a top border or fully disable it on desktop and mobile.

This Is A Custom Widget

This Sliding Bar can be switched on or off in theme options, and can take any widget you throw at it or even fill it with your custom HTML Code. Its perfect for grabbing the attention of your viewers. Choose between 1, 2, 3 or 4 columns, set the background color, widget divider color, activate transparency, a top border or fully disable it on desktop and mobile.