PURSUIT EYE MOVEMENTS IN GOLDFISH (CARASSIUS AURATUS)

VEUAL cues play an important role in “rheotropism”, the tendency of many fish to swim againat acurrent. LYON (1904) found that this motor response could he triggered by move ment of visual contours alone, in the ab#nce of currents, and he suggested that the response nulled these movements. Aa a result, the animal’s position relative to stationary landmark