I didn't do much. I pulled some of the foreground plants that had gotten too big and put them toward the back an rearranged the manzanita and made a bit of a pathway from the back of the tank to the front and the keyholes seem to like it. They are still shy, but at least they come out more than...
I got three Keholes a while ago at about 1".
#1 is nowabout 3". Rounded fins and no trailers.
#2 is about 2.5". Fins have thin trailers.
#3 is about 2.5". Rounded fins and no trailers.
#1 and 2 hang together a chase #3 a bit.
I assume that the larger #1 is female and #2 with the trailers...