It's probably scrapping on the inside of the rim. Maybe try lowering the water level?
What's the nitrate level at?
Didn't test it, it has been below or around 5 last few times. Have to test it in evening. Shouldn't be high though.
It's probably scrapping on the inside of the rim. Maybe try lowering the water level?
What's the nitrate level at?
On the plus side his color is really popping as well as his nuchal humpDidn't test it, it has been below or around 5 last few times. Have to test it in evening. Shouldn't be high though.
Looks like scratches. They will heal up within a couple weeks.
On the plus side his color is really popping as well as his nuchal hump