Green water

[ecustoms]

I have a 100 gallon saltwater tank its been going for a year but now my water is green what can I do eperez1@rochester.rr.com

 

[finland]

Do you have a skimmer running. How often do you do water changes? Water parameters. You could try carbon for a few days to clear water

 

[heavenly damsel]

What are you adding to the tank? Are you dosing too much phytoplankton?