It's possible. Bettas dislike flow. Can you redirect it against the glass to "break" it ?I wonder if he had a hard time adjusting.
Is dangerous to lingfinned fishes. They can tear them up on it.artificial decoration
In the form of ?This new set up also has aeration.
Hmm, preferably catappa leaves.Two things I haven't tried yet is tea tree leaves
In ppm ?Kh: 180
pH is too high ! He probably developped a finrot due to unsuitable parameters; he is uncomfortable, so goes stressed out, then get the most common sickness in Betta : finrot.
Give him pH 6.5 to 7 maximum, KH GH below 105 ppm.
I think he exhaust himself against flow due to his heavy and cumbersome fins.
So more hard than softOur water currently is too soft, has a higher ph, and too high alkalinity here
Which one ?I have been adding ph down to his water changes to eventually neutralize it slowly.
Be carefull with these products...
Snails are no problem.