What type of algae am I dealing with hear?

[wagadodo]

Hi all, I’m having this type of algae growing all over my tank, majority of it is growing on the sand bed. It doesn’t look like green hair algae to me, this stuff feels more rough..Please help!

 

[Formulator]

Looks like it may be byropsis. Hard to tell for sure with the blue light. Can you get a photo under 100% white with no blue?

 

[NonstopSoda]

I second @Formulator looks like Byropsis....

 

[KrisReef]

Im Turd on Bryopsis. Raise calcium above 1500? Edit, for godsake, I ment Mg not CA. Brains are going fast.

 

[NonstopSoda]

Im Turd on Bryopsis. Raise calcium above 1500? Edit, for godsake, I ment Mg not CA. Brains are going fast.

1500 calcium!!!111!!!!11!!1! What the flip!!

 

[KrisReef]

1500 calcium!!!111!!!!11!!1! What the flip!!

Solidify the substrate and the live rocks all becoming one. I do make myself laugh with these slip ups.

 

[wagadodo]

Looks like it may be byropsis. Hard to tell for sure with the blue light. Can you get a photo under 100% white with no blue?

Can do one better, here it is under a microscope

 

[Formulator]

Can do one better, here it is under a microscope

I’m not familiar with the microscopic appearance, but byropsis has a pretty characteristic macro structure with branches off a central stalk which distinguishes it from GHA which grows in single blades more like grass.