Coral reef: free-market economy?

[DuckDive]

Judging by the amount of discussion about service from dive shops, I thought this might be interesting for some:

http://www.newscientist.com/news/news.jsp?id=ns99992208

 

[scuberd]

Maybe people are not as advanced and civilized as we like to think we are. Things that we think we made up are found in nature. Thanks for posting that link, its interesting

 

[Hal Iotis]

That's truly fascinating. Interesting how one action, such as removing a fish from its reef, has a reaction on so many other fish (the cleaners).