trimac is just one of the several cichlids used to make flowerhorns, different strains incorporate different amounts of each fish, zz or zhen zou have alot of trimac blood thus low grades often look alot like trimacs
Trimac is an actual strain of Amphilophus. FH is a man made strain by crossbreeding several diff species. Trimac is one of
the main fish in a FH though,..the rest, your guess is as good
mine,..