The Opae`ula got its name because Opae means shrimp and ula means red put together it means red shrimp.The Opae`ula are from a big pond in Hawaii.The bigger Opae`ula are faster and harder to catch. The smaller Opae`ula one are easier to catch. the Opae`ula eat algae off a rock and Spairulina. They can also be white or pink when there scared or shocked. The Opae`ula can die if they are in to hot and to cold temperature the temperature has to be just right.