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Results 1 - 10 from 54 for active sonar in 0.493 sec.
OMI: Marine Mammals and Low Frequency Active Sonar (LFAS) Fact Sheet
Marine Mammals and Low Frequency Active Sonar (LFAS) Fact Sheet Marine Mammals and Low Frequency Active Sonar (LFAS) Low Frequency Active Sonar (LFAS) is a military sonar technology designed to detect and track quiet submarines ... Passive systems do not reveal the position of the "listener" to the enemy as active sonar does. These safe alternatives have not been adequately addressed in the Navy’s EIS ...
www.oceanmammalinst.org
The Dolphin Institute - Resource Guide
Series of very short ...
www.dolphin-institute.org
Ocean Mammal Institute (OMI): Home Page
International Ocean Noise Coalition (IONC) New • Underwater Noise Pollution Fact Sheets Updated Low Frequency Active Sonar: • What Is It? • FAQ • Chronology • Misinformation • Cause for Concern  ...
oceanmammalinst.org
NRDC: Protecting Whales from Dangerous Sonar
How Sonar Works The principle behind active sonar will be familiar to anyone who has ever watched a submarine movie. Active sonar ... the serious risks of active sonar have been aided immeasurably by the tens of thousands of messages our members and other activists have sent, insisting that active sonar not be used until ...
nrdc.org
OMI- Links to LFA Sonar Information
Mother Jones (MOJO) News Wire article about LFA sonar Navy Information About LFA Sonar http://www.surtass-lfa-eis.com - Navy Site for Low Frequency Active Sonar and the draft Environmental Impact Statement. General Info http://home1.gte.net/leetpley/lfassummary.html - A Comparison of sound levels from Low Frequency Active Sonar (LFAS) ...
oceanmammalinst.org
European Parliament Calls For Halt To High Intensity Naval Sonar Use
U.S. Navy's nearly 300 ships and submarines. Mass stranding and mortality events associated with mid-frequency sonar exercises ... scale back deployment of a low-frequency active sonar system capable of generating sounds up to 140 decibels more than 300 miles away from the sonar source. The Natural Resources Defense Council is ...
oceanfutures.org
Federal Court Restricts Global Deployment of Navy Sonar - Press Releases
The sonar system, known as Surveillance Towed Array Sensor System Low Frequency Active sonar (or LFA), relies on extremely loud, low-frequency sound to ... a U.S. Navy mid-frequency active sonar system as the cause. Last September, mass strandings occurred in the Canary Islands as a result of military sonar, and in the Gulf of California ...
oceanfutures.org
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To protect whales, Navy will limit use of low-frequency sonar - Los Angeles Times
Federal court in San Francisco OKs an accord that restricts use of low-frequency active sonar to protect whales ... U.S. Navy will restrict the use of low-frequency active sonar during training to prevent possible harm to whales and other ... rules safeguarding... Judge sets aside some restrictions on sonar Navy must cut sonar use off California The Navy and environmentalists have ...
latimes.com
NRDC: Press Release - U.S. Supreme Court to Hear Navy Sonar Case
California region but with greater environmental safeguards in the use of harmful mid-frequency active sonar (MFA). The Navy, in its official "Environmental Assessment" of the exercises, acknowledges sonar use ... Jeffrey Flocken, Washington, DC director of the International Fund for Animal Welfare: ``High intensity sonar and other manmade noise pose a serious threat not just to whales and other ...
nrdc.org
Benthic Habitat Mapping - Active Projects
Data Mapping Information Resources Funding / Partnership Information Active Projects Classification Standards Benthic Habitat Mapping Search Benthic Site: Active Projects Overview of SEAMAP survey zones in ... , and bathymetry within Apalachicola Bay . This mapping effort will integrate side-scan sonar, interferometric swath bathymetry, and seismic reflection acoustic techniques with video imagery and ...
www.csc.noaa.gov
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