| Answer | Crossword Clue |
|---|---|
| BERG | Sea lane danger |
| BLINDSPOT | Lane changer's danger |
| ORCA | Sea danger |
| TRADEROUTE | Sea lane. |
| SHIPROUTE | Sea lane |
| WATERWAY | Sea lane |
| BERG | Sea-lane peril |
| FLOE | Sea lane hazard |
| GALES | Sea-lane hazards |
| BERG | Sea lane growler |
| FLOE | Sea-lane hazard |
| FLOE | Sea lane hazard, up north |
