Streamer (IMAGE) Helmholtz Association Caption Members of the geophysical working group deploy the streamer, the 3,000-meter-long hydrophone cable used to receive the seismic signals. Credit Ronald Freibothe, Alfred Wegener Institute Usage Restrictions Terms and conditions of use: http://www.awi.de/en/news/images_video_audio/terms_of_use/ 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.