| Answer | Crossword Clue |
|---|---|
| ALGA | Piece of pond scum |
| ALGAEGREEN | Color of pond scum? |
| ALGA | Bit of pond scum |
| ALGA | Fragment of pond scum |
| GREENISH | Pond scum-colored, sort of |
| ALGAE | Pond scum |
| ALGA | Pond scum |
| SLEET | Pond scum |
| ALGAE | Pond scum. |
| ALGA | Pond scum organism |
| ALGA | Pond scum component |
| WEIRDALGAE | Strange pond scum? |
| ALGA | Pond-scum component |
| ALGAL | Like pond scum |
| ALGAE | Pond scum makeup |
| ALGICIDES | Pond scum killers |
| ALGAE | Pond scum and kelp |
| ALGAE | Seaweeds, pond scum, etc. |
| ALGAE | Pond scum, e.g. |
| ALGA | Scum on the pond |
| ALGA | Pond scum e.g. |
| ALGAE | Pond scum and such |
| ALGAE | Pond scum and seaweed |
| STAGNANT | Covered with pond scum, perhaps |
