Series: Scuba Diving Lessons
Underwater pressure in scuba diving causes things to become more dense the deeper the diver goes under the water. Find out what causes volume to be decreased at deeper depths ... more
Views: 32
Series: Scuba Diving Lessons
Equalize underwater ear pressure when scuba diving by pinching the nose and blowing out, wiggling the jaw or swallowing. Learn to equalize a scuba mask by exhaling through the... more
Views: 38
Series: Scuba Diving Lessons
In scuba diving, multiple air tanks can be used depending on whether it is a cold-water dive, recreational dive or decompression dive. Use a 50-percent nitrox mix in a scuba t... more
Views: 33
Series: Scuba Diving Lessons
A dry suit is used for scuba diving to keep the diver completely dry, by sealing the suit to the skin with a latex neck seal. Use a dry suit for scuba diving that has thermal ... more
Views: 33
Series: Caribbean Reef Fish Identification
Silverside fish are distinguished by their great numbers in a school and their silver sides. Silverside identification is made much easier with this video of Silversides in th... more
Views: 295
Series: Caribbean Reef Fish Identification
Spotted Moray identification is much easier with video to show you what they look like. Watch this free video to help you identify the Spotted Moray. more
Views: 291
Series: Caribbean Reef Fish Identification
The Hawksbill Sea Turtle is easily distinguished upon identification of its hawk-beak-like mouth. Watch this video of the Hawksbill Turtle to help you identify it. more
Views: 372
Series: Caribbean Reef Fish Identification
Southern Stingray identification is much easier with video to show you what they look like. Watch this video of Southern Stingrays to help you identify them. more
Views: 368
Series: Caribbean Reef Fish Identification
Sand Tilefish identification is much easier with video to show you what they look like. Watch this free video to help you identify the Sand Tilefish. more
Views: 298
Series: Caribbean Reef Fish Identification
Star-Eyed Hermit Crab identification is easy with this video to help you identify the star-like design on their eyes. more
Views: 390
Series: Caribbean Reef Fish Identification
Christmas Tree Worm identification is easy with this video to help you recognize their Christmas tree-like appearance. more
Views: 336
Series: Caribbean Reef Fish Identification
Pedersen Cleaner Shrimp identification is easy with this video to help you identify their clear bodies and purple spots. more
Views: 280