Marine Conservation Society http://www.mcsuk.org/
Reef Relief http://www.reefrelief.org/
Coral Reef Life http://www.worldwildlife.org/what/wherewework/coraltriangle/index.html
Reef Guardian International http://www.nature.org/joinanddonate/rescuereef/
International Coral Reef Initiative http://www.icriforum.org/
Coral Reef Alliance http://www.coral.org/resources/about_coral_reefs
NOAA’s Coral Reef Information System http://coris.noaa.gov/
Year of the Ocean http://www.yoto98.noaa.gov/books/reefs/reef1.htm