alge

Hello! I need some opinions for a new type of algae that appears in my tank today. First thing, I’ve had some diatmos recently but they go away and come back every now and then which is ok. But today when I went to check the tank I saw that there was something new. Perhaps my diatmos evolved...

Hello! I was wondering if anyone could help me out with a small issue with algae. For context: I’ve had this 20 gallon water box for almost 5 months now, everything was going perfectly and smooth and a month ago. I was talking to my LFS and with some advice I decided to change change the...

20 gal reef tank, hob filter, 1 Pixy hawkfish So a few things. 1) I'm super new to the hobby. 2) about a week ago my son dumped an entire bag of food in my tank . 3) I now have these weird patches of white (blue under light) all over my tank. It's on the gravel, rocks, everything. I noticed it...

Hi All, Been struggling with this for months now and nothing seems to fix it. As per the photos it looks like Cyano, however I have done two lots of Dr Tims 2 week programs. Dropped the skimmer back to not run all the time. It will buld up in the sandbed first and then slowly it will grow on...

Does anyone recognize this type of algae? Originally had Dinos, and then killed them off slightly with h202 dosingNow this new bacteria is showing. My parameters are the following: 8.2 pH 77 degrees 34 ppt salinity 2.5 ppl nitrate 480 ppm calcium .10 ppm phosphate 8 dKH

first tank, 25 gallon bio cube. new algae bloom no idea what to do any info would be great.

I seem to be growing some kind of green velvet alge wherever light intensity is at the highest. Looks like it’s turning into coralline?Should I leave it be or try to fix it? Any input good or bad is welcome and highly valued. Tests taken before water change. No2-0.05, ammonia-0, ph-8.2, no3-2...

Is this good?

Acquired the unit in a tank buy and don't need it as I already have one on my tank. The unit and lights look lightly used but in good condition. I did connect the lights only to ensure they work. The lid hinges have been broken but shouldn't effect the operation of the unit. Asking 280 obo that...