is this normal in gourami?

Ronin

Medium Fish
Jan 27, 2006
90
0
0
Toronto, Canada
www.recdir.com
#1
one of my 2 gourami seems to have a "black eye". If we described a fishes face as being from his mouth to the gills, then one side of his face is dark. Could this have been caused by fighting between the two gourami? The list of my specimens in teh tank are in my sig.