(astronomy) A small constellation of the southern sky, said to resemble a goldfish or swordfish. It lies between the constellations Pictor and Reticulum, and is notable for containing most of the Large Magellanic Cloud.
A fish, the mahi-mahi or dolphin, scientific name Coryphaena hippurus, with a dorsal fin that runs the length of the body, also known for iridescent coloration.