Methane sensor (METS) measurements at station HE537_35-1

Deep-towed methane and CTD data measured during RV Heincke expedition HE537 in the German 'Entenschnabel' area, North Sea. The methane sensor (METS) from the company Franatech was mounted at a frame (together with CTD, video cameras, forward looking sonar, altimeter and USBL transponder), which was towed 0.5 - 2 m above the sea floor at tow speeds of only 0.5 - 1 knots.在德国‘Entenschnabel’区域北海，RV Heincke 考察船 HE537 任务期间，通过深拖测量获得甲烷和CTD数据。由Franatech公司生产的甲烷传感器（METS）被安装在一个框架上（与CTD、视频摄像头、前视声呐、测高仪和USBL应答器共同），该框架在仅0.5-1节拖曳速度下被拖曳至海面以下0.5-2米处。