I have a 30 L superfish qubic
The tank has been running for over 6 weeks and was cycled fine up until last week when i decided to add some JBL manado substrate, some more plants.
I have been dosing with prime to try and keep the fish safe but am noticing low Amonia , high Nirtite 5ppm and...
Firstly this is my first post and first time on here so thanks for having me on here.
Great community by the looks of it...
My betta has produced these bltchy marking on one side of his body.
Ive taken the rocks out of the tank incase it was them scapping him.
heres the photo , what does it...