What is this?

[bobmakespancakes]

Is this algae or something else i can't tell

 

[Jecksun]

Green algae?

 

[Gareth elliott]

Could be green coraline or green spot algae. The latter will come off with a finger rub or toothbrush.

 

[bobmakespancakes]

Could be green coraline or green spot algae. The latter will come off with a finger rub or toothbrush.

its on the waters surface

 

[Gareth elliott]

Cyanobacteria most likely then.

 

[bobmakespancakes]

Cyanobacteria most likely then.

Is it harmful? and how do i get rid of it?

 

[fishguy242]

top water movement

 

[bobmakespancakes]

top water movement

ok thank you