TERM: Description of glossary term.
Fish related glossary
introgressive hybridization
After the initial act of hybridization, the progeny of successive generations continue to mate with members of the parent species or population and thereby spread the genes of one species or population into the other.
Reference
Barlow, George. 2002. "The Cichlid Fishes (Nature's Grand Experiment in Evolution)". Perseus Publishing. 352 - (ffm03927)