Fishing Spider (IMAGE) California Academy of Sciences Caption The fishing spider uses the water's surface as an extension of its sensory system. Credit Kathryn Whitney © 2019 California Academy of Sciences Usage Restrictions Photos for editorial use only. Credits mandatory. 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.