| Answer | Crossword Clue |
|---|---|
| NORI | Alga used as food in Japan |
| NORI | Purple seaweed used as food in Japan. |
| DULSE | Red seaweed used as food in Iceland. |
| BLACKTEA | Food item once used as currency in Mongolia |
| KEFIR | Liquor used as food and medicine in Caucasus. |
| SEAWARE | Marine alga used as fertilizer. |
