Aye by dredge boats running massively large slurry pumps. My partner works for a company that manufactures said pumps, they can MOVE SOME SLUDGE. Think the sa

Aye by dredge boats running massively large slurry pumps. My partner works for a company that manufactures said pumps, they can MOVE SOME SLUDGE. Think the same sort of setup they use for underwater gold mining, but on a way way more massive scale. You can literally stand up inside some of the impellers they make.