Mr Miagi
Veins are flowing with SW, now going back to FW!
Your SG could have risen if the water has now cooled. Is your heater in that pic fully submerged? I dont really like the look of haw its 'protruding' from the water like that.
Can your LFS test your water? Most do for free, or even a couple of bucks.
Can your LFS test your water? Most do for free, or even a couple of bucks.