The Department of Infrastructure is advising youngsters, following reports of them jumping into the sea from the back of Peel Castle.
The DOI says it received reports earlier this week, and are emphasising how dangerous it is.
In a post on social media the department says children need to be awards of tides, wave heights, and 'cold water shock' - particularly at this time of year.
It adds these are only a few of the dangers associated with this type of activity.
Wheelie nice house for sale!
There's the chance to live in a unique house in Laxey - with a "wheelie" good view of the Island's most famous attraction.
Manx Care nurses pay ballot closes tomorrow
The Royal College of nursing says there's just over a day left for its Manx Care members to vote on what they consider fair pay.
Poortown Road closure in place until 7pm
Police say the Poortown Road in Peel will remain shut until around 7pm tonight after a crash earlier.
Crash shuts roads in west
Police say roads are closed in the west of the Island after a crash.
Can you help catch boat vandals?
Police are hunting vandals who damaged a boat on a beach in the west of the Island.
Exhibition to celebrate No Limit turning 90!
The biggest hit movie to be filmed on the Island will be celebrated with a special exhibition just in time for TT this month.
Three paddleboarders rescued off Laxey
Three paddleboarders had a lucky escape at the weekend after they were rescued as they were being carried out to sea.
Abandoned kitten gets Island home after crowdfunding
The Isle of Man will get a tiny new furry resident later this year - after the bighearted public donated more than £700!
