This female, a Band Groupee who recently joined the Fleetfish Mac tank, is fat with eggs. Every time John McFish comes around, she begins cleaning the filter and tries to catch his eye. For whatever reason, he's not been interested. And she is not showing any interest in any of the other males in the tank.
Once the eggs have been laid, once they've hatched and are swimming about... The work is just beginning. Here's the second half of yesterday's documentary about raising the fish to an age where they can be sold: