I have noticed that Caulerpa serrulata is actually one of, if not the least, likely to sporulate unexpectedly. I recommend that species above C. prolifera, C. taxifolia, and the rest.
For a fine grained sandbed, I would suggest the Halophila seagrass (aka paddleweed).
Chuck
I have noticed that Caulerpa serrulata is actually one of, if not the least, likely to sporulate unexpectedly. I recommend that species above C. prolifera, C. taxifolia, and the rest.