For some interesting information about research on Acoustics of Coral Reefs ~
http://www.auckland.ac.nz/uoa/about/news/articles/2005/04/0006.cfm
http://news.bbc.co.uk/1/hi/scotland/edinburgh_and_east/7280867.stm
http://environment.newscientist.com/article/dn13417-global-warming-poses-deaf-threat-to-tropical-fish.html
