Please help ID algae，many thanks！

[lany2008]

HI please help me identify this type of algae, have been fighting for 2 years.

 

[vetteguy53081]

Wire algae or turf some call it. You may be able to scrub it with toothbrush and peroxide.
a pincushion urchin and/or fighting conch will also attack it

 

[lany2008]

Wire algae or turf some call it. You may be able to scrub it with toothbrush and peroxide.
a pincushion urchin and/or fighting conch will also attack it

Many thanks I will try H2O2