| Answer | Crossword Clue |
|---|---|
| ALGAE | Bane of pool owners |
| ALGAE | Pool owner's bane |
| ALGAE | Aquarium owner's bane |
| SHIPWORM | Boat owner's bane |
| ALGAE | Pool owner's nuisance |
| ALGAE | Pool owner's concern |
| ALGAE | Pool owner's problem |
| ALGAE | Pool owner's headache |
| ALGAE | Pool-owner's problem |
