*** All water parameters listed below, including Ferts and Lighting *** *** Picture of my tank CLEAN attached, will get a dirty picture *** Hello all, It has been a few weeks since I have posted, looking for some more help that could be of tremendous value. The question is, what is this...

Hey i have been noticeing that my tank has this see through sludge, and it gets on my nerves. I dont know what it is but it makes the water look foggy and I dont like it, i usualy get rid of it by doing complete cleaning of the tank, does anyone know what it is. Is it normal or does it effect...

I have 4 tetras in 10 gallons tank, had them for a year. lately i start to experience two issues what i suspect are connected. issue-1 All tetras are keep moving there mouths. kinda resembling heavy breathing. It couldn't be oxygen -- it's only 4 of them in the tank. And air filter seem to be...