What fish will readily breed in water exceeding 20dGH

[Cichlid_Fanatic]

Hi, everyone.

Just a few quick questions here: Which fish will breed in water at or above 20dGH? And, are any of them suitable for a 33"x17"x20" tank?

Thanks in advance.

 

[minifoot77]

any Tanganyikan would work i breed Julidochromis Marlieri in a 30 gallon....