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OMI: LFAS What Is It?
What Is It? Low Frequency Active Sonar (LFAS) What Is It? Low Frequency Active Sonar (LFAS) is a military sonar technology designed to detect and track quiet submarines. The U.S. Navy is ... of LFAS (Nature, 1998). Scientists estimate that in both the Mediterranean (with low frequency sonar) and Bahamian (with mid-frequency sonar) strandings the whales were exposed to received sound levels of about ...
www.oceanmammalinst.org

OMI- Links to LFA Sonar Information
CNN Story Part 1 of 3: Low Frequency Sonar Raises Whale Advocates' Hackles http://www.cnn.com/nature/9907/01/sea.noise.part2 - ... 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) and ...
oceanmammalinst.org

Dolphin - Defenders of Wildlife
Threats Marine pollution, habitat degradation, harvesting, low frequency sonar, entanglement in fishing gear, boat traffic. Legal Status/Protection CITES* (All species of dolphin are ...
defenders.org

OMI: Marine Mammals and Low Frequency Active Sonar (LFAS) Fact Sheet
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. The U.S ... both strandings indicate the whales were exposed to about 150 dB of low to mid-frequency sonar. These strandings demonstrate that 180 dB is not a safe exposure level. ( ...
www.oceanmammalinst.org

Science Wire from the Exploratorium and Public Radio International
Aim High Program. Humans and nature agree: Low-frequency sonar is the best way to find things underwater. The problem is that while whales are using sonar to search for food, the U.S ... issue of national security. Learn more. Be sure to check out our archived webcasts about sonar and animals. DNA isn't just for fingerprinting people anymore. An Australian vintner has recently ...
www.exploratorium.edu

NRDC: Protecting Whales from Dangerous Sonar
Low-frequency sonar travels enormous distances in seawater. During testing off the California coast, noise from SURTASS LFA, the Navy's main low-frequency ...
nrdc.org

Environmental News & Environment Information - Los Angeles Times
Navy will limit use of low-frequency sonar By Tony Perry | 9:07 PM PDT Federal court in San Francisco OKs an accord that restricts use of low-frequency active sonar to protect whales and other ...
latimes.com

NRDC: OnEarth Magazine, Fall 2006 - Dispatches
During World War II, mid-frequency military sonar was developed to locate submarines. To track them at greater distances, the military recently began to use low-frequency sonar -- blasts so intense that ... low-frequency sonar to limited areas, avoiding seasonal migration routes and critical habitat. Earlier the same month, NRDC won a court order blocking the use of the more common mid-frequency sonar ...
nrdc.org

European Parliament Calls For Halt To High Intensity Naval Sonar Use
The Natural Resources Defense ...
oceanfutures.org

To protect whales, Navy will limit use of low-frequency sonar - Los Angeles Times
To protect whales, Navy will limit use of low-frequency sonar Federal court in San Francisco OKs an accord that restricts use of low-frequency active sonar to protect whales and other marine life. ... a compromise with the environmentalists over the low-frequency sonar issue. After reviewing classified documents, Laporte agreed that the Navy needed to train with sonar but ruled that it could avoid ...
latimes.com