The incident happened around 7:30 a.m. Thursday on Hawk Island, located where the Delaware River meets the Rancocas Creek.
Action News is told a man hunting ducks injured his knee when he stepped onto some ice which gave way.
Marine rescue crews arrived at the island and were trying to work out a way to get the hunter off the island.
There was no official word on his condition.
----------
Send a breaking news alert
Report a correction or typo
Learn more about the 6abc apps