- Joined
- Sep 1, 2018
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Hi, I’ve been having some trouble with algae lately in my ten-gallon. It’s starting to mess with the growth of my favia, which has turned a cloudy white on the encrusting parts. I tested phosphates and nitrates today, and they were hardly negligible (Salifert for both). I have a mini protein skimmer running in this tank as well as mechanical filtration that I clean weekly (along with a small water change). The flow is from an old Jebao wavemaker that doesn’t work as well as it used to, but enough for this ten gallon. There is also a powerhead in the back because the wavemaker is crappy. I got new lights for a 25-gallon, but had to downgrade to a 10-gallon and decided to keep the light (Viparspectra black box). I am concerned that either the light is too strong, the flow is not enough, or maybe both. Maybe both of those factors are the cause of this algae growth. Here are pictures. The lights are on for ten hours a day, whites are at 30 (4 hours) and blues are at 40 (6 hours). I lowered them to 15/30 just in case the intensity was too high.





