Yes there are liveaboards with underwater scooters in the Red Sea and Truk Lagoon. These include the Red Sea Tala liveaboard, the Red Sea Nouran liveaboard and the Truk Master Truk Lagoon. Underwater sea scooters make for longer dives as you save energy and use less air on your dive.
There are great white sharks in the Caribbean and it’s thought they come to breed in the warm safe waters of the Gulf of Mexico. But the scientists are still researching why the largest predators of the oceans visit the Caribbean when they normally prefer cooler waters.
The disadvantages of Nitrox diving include depth limits due to higher concentrations of oxygen and the cost of tank fills and specialist gear required to dive with Nitrox.
Pros And Cons Of Nitrox Diving: The top pros of Nitrox diving are improved diver safety and extended bottom times. Whereas the worst cons include depth limits and extra cost of diving.
Tiger shark Tarantino at Tiger Beach in the Bahamas likes to be petted like a dog by shark conservationist Jim Abernethy. But not all tiger sharks like to be petted, so don’t rush out and start petting them yourself.
Great white sharks have been spotted on the southern most coral cay of the Great Barrier Reef off Lady Elliot Island. The most recent great white shark encounter was a female measuring over four metres (13 feet) in August 2020, which is only the second sighting in 25 years.