Larval Zebrafish Locomotor Activity Assay (VIDEO) California Institute of Technology This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption This video shows a larval zebrafish locomotor activity assay that is used to monitor sleep/wake behaviors. Individual five-day old zebrafish, which are about 4 millimeters long, are placed into each well of a 96-well plate, and a computer tracks their behavior for several days. Credit Cindy N. Chiu and David A. Prober/Caltech Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.