algea problem

I’ve been running this 15-gallon macroalgae tank with a pair of clownfish for about 7 months now. I do 15–20% water changes every week and feed carefully. Despite that, a slimy film has started covering all my macroalgae, the sandbed, and the rocks. I’m running activated carbon and Biofil by...

I’ve had my 30 gallon tank setup for about 3 weeks, everything is healthy and good. But I am going through the algae stage, I’ll clean the glass spotless and the next day it’s covered again. Side question. It was originally brown algae on the glass but now it’s a green algae, does that mean...

HI, The last couple of weeks i have a form of Algae but i dont know what it is. I included a picture. Much appricate for any advise what to do. Gr, Peter

Hi you guys, so I have a 25 gallon tank, and everything is kinda new meaning it’s like 6 months in. So kinda still new. And everything is great except my sand… which is kinda like a light brown. With a tint of orange… if anyone can help me I would greatly appreciate it. I will add a picture and...

Selling my APIS-60 algea scrubber only to upgrade to the 300. It works like a beast! The only reason I'm selling it to upgrade to their larger APIS-300 version as my fish are getting bigger and starting to overwhelm it. It's still in use however I will take it down and clean the best I can once...

New question which surgeon fish is best at eating algae off the rocks in the aquarium any recommendations ?