What is this offspring meaning?

Question

In cross between individuals of a species of tropical fish, all of the male offspring have the trait. Mating of the F1 fish to produce females with the trait. Explain a possible inheritance pattern of trait.

Answer 1

There isn't really enough information here to answer the question.  Do we know the phenotypes of either of the parents?  Did any of the F1 females show the trait?  What proportion of the F2 females showed the trait?  Did any of the F2 males show the trait?