Emergency services are working to recover the man's body.
A man has died on Carrauntoohil in County Kerry.
The man - who is in his 50s - appears to have fallen on the mountain sometime after midday today (Saturday).
Kerry Mountain Rescue attended the scene, and requested the assistance of Valentia Coast Guard with Flight 115 departing from Shannon.
However, due to the precarious position of the deceased man, the Coast Guard helicopter was unable to assist.
They did help ferry some members of the Kerry Mountain Rescue team prior to returning to base.
Killarney Gardaí have been notified and are investigating.