Jul 26, 2021 #1 Willbiker Well-Known Member View Badges Joined Mar 3, 2020 Messages 606 Reaction score 244 Rating - 0% 0 0 0 Hi all. What is this red stuff in my QT tank? Is it a form of algae? I'm about to vac it out but I'm just curious what it is!
Hi all. What is this red stuff in my QT tank? Is it a form of algae? I'm about to vac it out but I'm just curious what it is!
Jul 26, 2021 #2 ScottR Surfing.... View Badges Excellence Award Reef Squad Emeritus Hospitality Award Hong Kong Reef Club My Tank Thread Joined Feb 12, 2019 Messages 8,365 Reaction score 28,238 Location Hong Kong Rating - 0% 0 0 0 Most likely Cyanobacteria
