The Opae ula shrimp Forum and online store

Hello! I found this new bushes of algae growing on volcanic rock in my tank. Wondering if anyone knows what species they are. Quite small and slow growing. They look a bit like hair algae at first but tend to be neater and less wispy...

Any idea?

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The 3rd picture looks a bit like the Macro Algae that i sell, pretty cool!