| Answer | Crossword Clue |
|---|---|
| DREDGING | Scooping up a river bottom |
| SILTED | Like a river bottom |
| SILTY | Like a river bottom |
| DALLES | Rapids above a flat rock river bottom. |
| UPSILON | Meson made up of a bottom quark and its antiquark |
| MUDDY | Roiled up, as a river |
| SILTING | Choking up, as a river delta |
| TOMORROWNEVADIES | "If you don't meet my demands within 24 hours, I'll blow up a Russian river"? |
