Horseshoe Crab with Accelerometer (IMAGE) University of New Hampshire Caption Horseshoe crabs were fitted with accelerometers to record their movements before and after the bleeding procedure. Credit Win Watson, University of New Hampshire 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.