Port Erin lifeboat was launched on Friday evening after a report of people in difficulties in Port Erin bay.
The crew was paged by Liverpool Coastguard after receiving a 999 call.
The boat was launched at 8.45pm and found three teenagers struggling to make the shore.
They had just been taken out of the water by a second craft and taken to Port Erin jetty.
Lifeboat officials checked the youngsters were in good health and the lifeboat returned to station at 9.15pm.

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