Tag: Ocean Observations

Natural History / Natural History - 9 years ago

What does an oceanographer do?

Several thousand marine scientists are busy at work in the United States dealing with a diversity of important issues — from climate change, declining fisheries, and eroding coastlines, to the development of new drugs from marine resources and th...

Natural History / Natural History - 9 years ago

How fast is the Gulf Stream?

The Gulf Stream Current—the main conveyor of heat from south to north in the Atlantic—swirls surface waters in this infrared image from the Suomi NPP satellite on April 16, 2013, centered around 180 miles due east of Atlantic City, NJ. The Gul...

Natural History / Natural History - 9 years ago

What is a rogue wave?

A rogue wave estimated at 18.3 meters (60 feet) in the Gulf Stream off of Charleston, S.C. At the time, surface winds were light at 15 knots. The wave was moving away from the ship after crashing into it moments before this photo was captured....

Natural History / Natural History - 9 years ago

Where is the highest tide?

The highest tides in the world can be found in Canada's Bay of Fundy. Shown here: Hopewell Rocks, New Brunswick, located in the Bay. Image credit: New Brunswick Department of Tourism and Parks (Canada). The highest tides in the world can be fo...

Natural History / Natural History - 9 years ago

What is a sonar?

A three-minute video about multibeam and side scan sonar, including a visualization that shows how sonar data is used to make products like nautical charts. | Download: Soundscapes (75 MB) Sonar, short for Sound Navigation and Ranging, is he...

Natural History / Natural History - 9 years ago

Is sea level rising?

With continued ocean and atmospheric warming, sea levels will likely rise for many centuries at rates higher than that of the current century. In the United States, almost 40 percent of the population lives in relatively high-population-density c...

Natural History / Natural History - 9 years ago

What is a benthic habitat map?

Benthic habitat map for Pacific Island Territories The term benthic refers to anything associated with or occurring on the bottom of a body of water. The animals and plants that live on or in the bottom are known as the benthos. In ocean water...

Natural History / Natural History - 9 years ago

How deep is the ocean?

The Spanish Dancer, a type of sea cucumber, hovers at 9,150 feet near the Davidson Seamount off the coast of California. That's 1.7 miles down! The average depth of the ocean is about 12,100 feet. The deepest part of the ocean is called the Ch...