| Answer | Crossword Clue |
|---|---|
| EEL | Elongated subject of marine biology |
| AMEBAE | Marine biology subject |
| AMEBA | Marine biology subject |
| EELPOUT | Elongated marine fish |
| OCEAN | Marine-biology milieu |
| OCEAN | Marine biology milieu |
| FISHTACKLE | Football player studying marine biology? |
