Tag: Ocean Science

Natural History / Natural History - 7 years ago

What is lightering?

A lightering barge being positioned next to the freighter M/V Montrose in 2007. (image courtesy of U.S. Coast Guard) Lightering is not possible in all oil spill scenarios. It depends on many factors including the type of oil that is spilled. A...

Natural History / Natural History - 7 years ago

What is VDatum?

VDatum was used to create this high-resolution Digital Elevation Model of Tampa Bay, Florida. The model merges NOAA hydrographic survey data and topographic data from the U.S. Geological Survey. VDatum stands for Vertical Datum Transformation,...

Natural History / Natural History - 7 years ago

What is NERRS?

Great Bay National Estuarine Research Reserve is located on the New Hampshire and Maine border. National Estuarine Research Reserves serve as "living laboratories," with opportunities for both scientists and graduate students to conduct resear...

Natural History / Natural History - 7 years ago

How do we monitor tides?

This image shows the Chesapeake City tide station, an active water level gauge that is part of NOAA's National Water Level Observation Network, located in Chesapeake City, Md. The Center for Operational Oceanographic Products and Services main...

Natural History / Natural History - 7 years ago

What is a navigation response team?

A NOAA Navigation Response Team vessel. These boats feature both depth-finding and sidescan sonar systems for detecting dangerous obstructions on the ocean floor. NOAA's navigation response teams, part of the Office of Coast Survey, survey the...

Natural History / Natural History - 8 years ago

What is marine forensic science?

A NOAA scientist uses calipers to measure sea turtle eggs. The NOAA Marine Forensics Unit is the only laboratory in the country dedicated to the forensic analysis of marine species. The group's mission began in the 1970s when Congress passed a...

Natural History / Natural History - 8 years ago

How long is the U.S. shoreline?

As there is no reference that designates one specific shoreline as the "legal" shoreline, numbers for the length of the U.S. shoreline can vary depending on how the shoreline is defined. The NOAA shoreline length calculation of 95,471 miles was...

Natural History / Natural History - 8 years ago

What is an eddy?

Can you spot the eddies? This NASA image shows a field of eddies in the waters around Tasmania. The swirling motion of eddies in the ocean cause nutrients that are normally found in colder, deeper waters to come to the surface. Here, phytoplankto...