You can make your own coral formations via the technique http://www.wireframestudio.com/Techniques.html and particular to coral formations in the four textures studies at the page bottom. Also see http://www.wireframestudio.com/ProJAWA2.html, use the standard Bryce plant object file three leaves, which when flattened out, bunched and textured properly, does a swell macrocystis. manowar