A search and rescue is under way after a light plane crashed into the ocean south of Adelaide.
The aircraft plunged into Long Bay, off Goolwa South, just before 4.30pm local time (5pm AEDT) today.
Emergency services, including water police and a helicopter, are at the scene trying to find the occupants.
READ MORE: Gus Lamont's grandparents 'devastated' after missing boy case declared major crime
It's unclear how many people were on board at the time.
The incident happened in front of several witnesses out on the bay this afternoon.
More to come.
NEVER MISS A STORY: Get your breaking news and exclusive stories first by following us across all platforms.
- Download the 9NEWS App here via Apple and Google Play
- Make 9News your preferred source on Google by ticking this box here
- Sign up to our breaking newsletter here