Tail/Fin Rot

[scubagirl799]

My betta has tail rot for the 2nd time. Does anyone know what causes this?

 

[wuvmybetta]

hmmm, are you changing his water too much or too little? Is another fish nipping at him now & then?

 

[wuvmybetta]

here read this...
http/www.bestfish.com/tips/042899.html



hope that helps some