>> similar thing is present all over the area surrounding Key West. I understand that they are evidence of water seeping up through the sand- hence the center devoid of dense algae, etc. Dragon777 wrote: Can someone explain what causes these circular features? http://www.satellitediscoveries.com/discoveries/a_a_sites/nassau.html

...$19086$4c368faf@roadrunner.com... similar thing is present all over the area surrounding Key West. I understand that they are evidence of water seeping up through the sand- hence the center devoid of dense algae, etc. Dragon777 wrote: Can someone explain what causes these circular features? http://www.satellitediscoveries.com/discoveries/a_a_sites/nassau.html

...$19086$4c368faf@roadrunner.com... similar thing is present all over the area surrounding Key West. I understand that they are evidence of water seeping up through the sand- hence the center devoid of dense algae, etc. Dragon777 wrote: Can someone explain what causes these circular features? http://www.satellitediscoveries.com/discoveries/a_a_sites/nassau.html

similar thing is present all over the area surrounding Key West. I understand that they are evidence of water seeping up through the sand- hence the center devoid of dense algae, etc. Dragon777 wrote: Can someone explain what causes these circular features? http://www.satellitediscoveries.com/discoveries/a_a_sites/nassau.html