What eats flat worms?

[slitwin]

Does anyone know how I can get rid of flat worms? Is there something that eats them or should I use some chemical or something?

Thanks.

 

[iFisch]

Six Line Wrase may help.

Or Salifert "Flatworm Exit" seems to work wonders for many people.

 

[es1887]

mandarins, 6 line, xmas tree wrasse, mystery wrasse