SXMScubaman said:Didn't know. So much for that idea. Sounds like if they could find a way to hold them together and not use metal it would have worked. Something not biodegradable that would hold them together.
If "they" could make a concrete block big enough so that a dozen or more could be imbedded halfway into it, then dump it in the barren areas to create an artificial reef. That should last for years and years.
