On the rocks at Caswell Bay 27

Colourful biofilms on Carboniferous limestone cave rock surface at Caswell Bay in Gower, South Wales.

4 Replies to “On the rocks at Caswell Bay 27”

Emma Cownie says:

February 14, 2020 at 8:50 am

Fantastic colour!

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winderjssc says:

February 14, 2020 at 5:54 pm

😊

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nannus says:

February 14, 2020 at 10:21 pm

Wow!

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winderjssc says:

February 15, 2020 at 4:32 am

Thank you, Nannus. These colourful coatings of algae and other organisms occur in several caves I have encountered, on the Gower peninsula at Rhossili beach, and at Tenby too. All Carboniferous limestone.

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