ID please

[JenniLynn]

Need help identifying this thin purple thing that has appeared on two different areas on live rock. Thank you!

 

[JenniLynn]

Need help identifying this thin purple thing that has appeared on two different areas on live rock. Thank you!

 

[Lovemyreef2015]

Looks like a type of macro algae from the pictures

 

[JenniLynn]

Looks like a type of macro algae from the pictures

That's what I was leaning towards but I wasn't sure. Thank you for your reply!

 

[Lovemyreef2015]

That's what I was leaning towards but I wasn't sure. Thank you for your reply!

You're welcome :)

 

[JenniLynn]

You're welcome :)

Curious what your thoughts are on this macroalgea? I'm assuming it is a positive thing?

 

[Lovemyreef2015]

Curious what your thoughts are on this macroalgea? I'm assuming it is a positive thing?

Depending on what you are looking to do with you tank like corals, or just fish, there are many tanks that have macro algae in their main tank. Others only keep it in refugium.