betta sick

[AtlantisTreasur]

im really scared for my crowntail beta because he has little pale and white patches on him. his fins are ragged and pieces are falling off. he is very old, but i keep the tank clean and he has always been in good shape. he's eating fine. his water is normal.

i need advice on what i should do.
please help!!!!!!!!!

[SpunkyCheese13]

I would looking into finrot if his fins are ragged and falling aparts

[Jspigs]

I would try doing daily water changes to keep his water as pristine as possible. This method is often very effective with fin rot which is what it sounds like he has.

[Jspigs]

How is he doing?