Brown spots on tank???

[Azul17]

Does anyone know what these brown spots on my tank are? They're actually on the acrylic and its hard to scrape. Any ideas??

 

[bazeball05]

Does anyone know what these brown spots on my tank are? They're actually on the acrylic and its hard to scrape. Any ideas??

Looks like algea

 

[Azul17]

When I do WC I try to scrape it and its hard to com off

 

[bazeball05]

When I do WC I try to scrape it and its hard to com off

algae is hard to scrape off sometimes. Algae on my glass likes to fight sometimes

 

[Azul17]

Ok. Hopefully my turbo snails can help out

 

[bazeball05]

Ok. Hopefully my turbo snails can help out

Got to love those guys right!?