difference between different types of live rock

1979camaro

Ultimate Fish
Oct 22, 2002
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San Ramon, CA
#21
http://www.globaldialog.com/~jrice/algae_page/valonia.htm

http://www.reefcorner.com/SpecimenSheets/bubble_algae.htm

try that: valonia sp.

looks just like what my books picture showed and sounds like what you describe...not a good thing it sounds like

it could be halimeda, which is a marine macro algae/plant (im not sure which, i believe macro algae) which kind of looks bubbly

caulerpas are also sometimes bubbly, as aresgod points out, here is an article:

http://www.wetwebmedia.com/caulerpaalg.htm