The Bicolor Blenny is a pet in the Aqua Pets game. It is based off of an actual marine creature, Escenius bicolor. Like its real life counterpart, the Bicolor Blenny is a violet fish with an orange stripe above the tail.
"The Bicolor Blenny is also known as the Two-colored Blenny. They are generally found amid crevices and rocks on the bottom of its environment."