paulace2372 said:Hair Algae. Nitrates and Phosphates are likely to be the cause although a test of your water will usually show low nitrate levels as the algae is consuming nitrates.
A good source of RO/DI water should prevent this from occurring, until then you may be better off removing the algae manually either by pulling it off the rocks or just removing the rocks and scrubbing them down to remove the algae.
paulace2372 said:Hair Algae. Nitrates and Phosphates are likely to be the cause although a test of your water will usually show low nitrate levels as the algae is consuming nitrates.
A good source of RO/DI water should prevent this from occurring, until then you may be better off removing the algae manually either by pulling it off the rocks or just removing the rocks and scrubbing them down to remove the algae.
If you get coral with hair algae on it there is a dip you can use coral rx it helps with filament algae Product Infomation - New Dipping Alternative|Soft Treatment|Revive Coral Dip - CoralRX