TITLE

Sound solutions to save dolphins

PUB. DATE
August 1991
SOURCE
New Scientist;8/10/91, Vol. 131 Issue 1781, p16
SOURCE TYPE
Periodical
DOC. TYPE
Article
ABSTRACT
Reports the use of a sonar recorder that could help invent devices that divert dolphins away from fishing nets. Understanding of the way that dolphins perceive nets with built-in sonar systems; Plan to make acoustic net markers to deter dolphins; Role of electronics group Racal in the project.
ACCESSION #
10552470

 

Related Articles

  • SONIC BLAST. Kohn, David // Mother Jones;Sep/Oct2002, Vol. 27 Issue 5, p20 

    Reports the effect of Navy sonar system testing for the lives of dolphins in Bahamas. Ability to track modern submarines; Introduction of warning system to detect nearby whales and dolphins; Use of low-frequency sonar.

  • Cacophony of the deep.  // Discover;May98, Vol. 19 Issue 5, p19 

    Focuses on the sonar designed by John Potter and his team at the National University of Singapore. Details on the mechanics of the sonar devise; Speculation that the sonar devise functions similarly with the way dolphins detect sounds; Elaboration from Potter.

  • SONAR MATH AND Dolphin Bubbles. Hulick, Kathryn // Odyssey;Mar2013, Vol. 22 Issue 3, p5 

    The article presents a study by Tim Leighton of the University of Southampton on the behavior of dolphin's sonar making ability.

  • Sound stuff. Pye, David // Nature;11/25/1993, Vol. 366 Issue 6453, p376 

    Reviews the book `The Sonar of Dolphins,' by Whitlow W.L. Au.

  • Seeing With Sound. Silverstein, Alvin; Silverstein, Virginia; Nunn, Laura Silverstein // Hearing (Senses & Sensors);2001, p46 

    This chapter describes the use of echolocation, the process of seeing by interpreting the way sound waves bounce off objects. Echolocation is used extensively by several animals such as bats and dolphins. Scientist have learned a great deal about this process and used it to create sonar, a...

  • Echolocation: Volume control. Tromans, Amanda // Nature;6/19/2003, Vol. 423 Issue 6942, p815 

    Investigates echolocation in dolphins. Definition of echolocation; Dolphins' emission of sonar; Adjustment of sonar transmitter; Mechanism for how dolphins adjust the amplitude of the sonar clicks they produce.

  • Dolphin research could lead to man-made sea mine detectors. Shead, Sam // Engineer (Online Edition);7/19/2012, p4 

    The article explores the dolphins' use of sonar that could pave the way for a detection system for locating sea mines in difficult conditions. The technology, Biased Pulse Summation Sonar (BiaPSS), was able to eliminate clutter sonar signals through variation in click amplitude. Professsor Tim...

  • UK signals intent to swim with dolphins. Yeates, Harry // Electronics Weekly;11/30/2005, Issue 2220, p3 

    The article reports on the collaboration of scientists in Great Britain to investigate and hopefully imitate the highly evolved sonar systems of animals such as bats and dolphins. The group of researchers, from six different institutions, cover fields such as animal acoustics, mathematical and...

  • Going round the bend. Hrynyshyn, James // New Scientist;12/15/2001, Vol. 172 Issue 2321, p15 

    Reports the impact of underwater explosions and sonar tests on whales and dolphins. Disruption of hearing and behavior of whales and dolphins; Occurrence of hemorrhaging and decompression sickness; Saturation of the surrounding tissue of the liver when whales and dolphins dive.

Share

Read the Article

Courtesy of THE LIBRARY OF VIRGINIA

Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics