Can someone tell me what these are ??

[Jason mack]

Hello everybody ,
I'm just curious .. I've seen these ... what I assume are eggs of some sort in my tank .. they are a sort of greenish brown .. and shiny ...can someone maybe ID them for me .. and should I be worried .. or take action .. ???
Thank you

 

[MaiReef]

Bubble Algae. Remove manually(often said without bursting the bubbles).

 

[Blmain]

Bubble Algae. Remove manually(often said without bursting the bubbles).

+1

Sometimes emerald crabs will get rid of them.

 

[Jason mack]

+1

Sometimes emerald crabs will get rid of them.

Nice I was planning on getting a couple of them anyway ...

 

[Jason mack]

Thanks Blmain and Maireef !!!!