From Petfish.com
Tateurndina ocellicauda
The Peacock Gudgeon
Also known as "The Peacock Goby", and "The Rainbow Gudgeon" Latin Name - Tateurndina ocellicauda
Origin - New Guinea
Size - Up to 2.5 inches [6.25cm] Usually smaller.
Water Parameters - Not Critical
Temperature - 72 to 82F (22 to 28C)
Spawning - Cave Spawner, males will guard the 30 or more eggs which will hatch in 5 to 6 days. See Spawning The Peacock Gudgeon
Fry Care - Fry need to separated from the adults, they can be started on baby brine shrimp and/or microworms.
Bascic Care - An extremely colorful species. The pictures don't begin to show the true coloration. Males and females are colorful, males have a distinguishing hump on their head and most females have a black line accross the bottom of their lower fin. Not too picky about food, and not overly aggressive, although they do a lot of fin flaring and mock fighting. This is a very beautiful and attention getting fish. They stay mainly around the bottom of the tank.