Been having few problems with algae lately in my 10gal been running good 6months range of sps and lps all doing fine good pe and colours although growth is little slow tbh only 2 small clownfish and shrimp below is photo of the algae and current test results nitrate is very low just not on there and yes I no calcium is little high lol running rowaphos and carbon monthly changed no skimmer weekly water changes just can’t seem to make it go away any help would be awesome opinions etc