multiple diffrent algeas! Help id

[Bradsreeeftank]

So i have byropsis which my raised mag levels are killing, and too other algease what is the green hair algea lookin algea lol it cant be gha because it never gets long it stayed size for a few month now! So what are the ids of these!?

and whats that darkish red algea on my back of tank?:squigglemouth:

 

[Tahoe61]

Looks like green hair algae to me. Maybe your fish and cuc are just keeping it short.

 

[Reefing Madness]

Looks like Green Hair Algae to me also.