Algae id and cause help

[Mikuchar]

I have these patches on my live rock trying to find the root cause and problem solve it. I've recently purchased more cuc. Like pincushion crabs and snails. Parameters are alk 8.7, nitrate 3.0, phosphate. 05, calcium 485, mag. 1400. Temp 79, salinity 1.026,

 

[TX_REEF]

how old is your system? it doesn't look too concerning and may just be part of the "new tank uglies"

 

[Mikuchar]

how old is your system? it doesn't look too concerning and may just be part of the "new tank uglies"

1.5 years old

 

[TX_REEF]

it looks like hair algae when I zoom in - you may want to manually remove as much as you can, CUC often won't help with the algae once it's grown out like that, they're more helpful at "nipping it in the bud"

 

[TX_REEF]

and your parameters seem fine as reported

 

[Mikuchar]

and your parameters seem fine as reported

Yes that's why it's puzzling

 

[TX_REEF]

well, some algae is totally natural. I don't think you have anything to worry about unless it's choking out corals or something.

 

[Mikuchar]

well, some algae is totally natural. I don't think you have anything to worry about unless it's choking out corals or something.

Thank you