According to the United States Geological Survey, white crappie fish have "deep laterally compressed bodies which are iridescent olive green in color on the back and silvery white on the sides." ...

The ceratioids then developed features including larger jaws, smaller eyes, and laterally compressed bodies ... [Related: This rare ‘Finding Nemo’ fish mysteriously washed up on a California ...

According to the International Game Fish Assn., “The butterfly peacock’s powerful, laterally compressed body and aggressive temperament make it pound for pound one of the hardest fish to handl ...