Beneath us the water plunges to a depth of 240m, perhaps more.
On Monday, a robotic vehicle plunged to a depth of 656 feet to photograph the seabed where the balloon was thought to have crashed.
In May 2012, he plunged to a depth of 91 meters in his first major competition in the "constant weight" discipline, which allows for a fin on the feet to help propel the diver.
Just beyond the ledge where Windecker's body was found, the lake plunges to a depth of 1,645 feet.
The Mediterranean overflow current plunges to a depth of only 800 to 1,300 metres (about 2,600 to 4,300 feet) because it entrains, or draws in, the NACW.
Early this month, after Mr. Cameron took his submarine on a test plunge to a depth of five miles, he immediately e-mailed Dr. Walsh to describe the experience and his craft's performance.
They carved out 262.5 million cubic feet of tunnels, passages, chambers and pitheads that plunge to a depth of nearly 2,000 feet and extend 180 miles on nine levels.
It consists of three small rocks visible at the surface, which then plunge down to a depth of more than 50 metres.
Dr. Gagosian, eager for even greater penetration of the sea's darkness, has asked Woods Hole experts to assess the feasibility of Alvin's plunging to depths of 4.3 miles (or 7 kilometers).
The great crested tern feeds mostly at sea by plunge diving to a depth of up to 1 m (3 ft), or by dipping from the surface, and food is usually swallowed in mid-air.
