Green stuff

[masonicman]

What is the little green circle stuff on my tank glass. I don't have a picture of it but it look like the same thing in this thread photo but a algea green color. I know it prob. some kind of algea but what?

http://www.reefcentral.com/forums/showthread.php?s=&threadid=1274105

[KD9RG]

Did not see it in the picx. I woud guess it is some kind of coraline algae.

[usmc121581]

I would say coraline algea. Is it hard to remove from the glass?

[masonicman]

No I can scrape it right off with my razor blade tool. My lawn mower and snails don't bother with it. Not alot but just wondering.