Hi all, I'm relatively new to keeping fish and picked up a pair of yellow honey Gourami recently. They both seem fine and quite happy in the tank but the male, at least I think he's male because of the orange on his fins. Has started turning black around his chin and lower fin.
I've included an image for reference. Is this normal or something I should be worried about?
I've included an image for reference. Is this normal or something I should be worried about?