How did you cycle your tank? If it is still cycling it could be bacteria bloom. As previously stated...
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46G Bowfront-
1 Golden German Blue Ram
1 Bolivian Ram
3 White Skirt Tetra
1 Cherry barb
2 Pepper cories
5 otos
10G- Hospital/Quarintine tank
Dwarf Gourami
3 neon tetra |