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Aiguille de Prony

Diving site in Mont-Dore
  • The major talking point at Prony Bay is, of course, its needle: a gigantic chimney 38 metres deep!

  • This gigantic chimney is not a coral formation but was created when a surge of fresh water formed at a depth of 38 metres and rose to 2 metres below the surface. Think of it as a mineral cathedral produced from the depths of the sea.

    Today it is a popular diving spot: the fish quite enjoy the heat released from the cavity. The needle continues to grow as it produces its limestone matrix. As well as housing a thriving community of bivalves, the site is a spawning ground for loaches in...
    This gigantic chimney is not a coral formation but was created when a surge of fresh water formed at a depth of 38 metres and rose to 2 metres below the surface. Think of it as a mineral cathedral produced from the depths of the sea.

    Today it is a popular diving spot: the fish quite enjoy the heat released from the cavity. The needle continues to grow as it produces its limestone matrix. As well as housing a thriving community of bivalves, the site is a spawning ground for loaches in November.

    You can also explore this exceptional underwater dive site with your snorkel, mask and fins!
  • Spoken languages
    • French
Openings
Openings
  • All year 2024
    Open Everyday
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