The major talking point at Prony Bay is, of course, its needle: a gigantic chimney 38 metres deep!
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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...
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...
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l'aiguille de prony, une merveille sous-marine Missing video caption