London, United Kingdom
Photograph - Photograph
Tropical seaweed floating near the sea's surface. This seaweed uses pneumatocysts, gas-filled sacs (round), as floats to keep it near the surface where there is more sunlight for use in photosynthesis. Photographed in the Indian Ocean.
May 11th, 2013
Viewed 19 Times - Last Visitor from Beverly Hills, CA on 07/07/2015 at 8:39 AM