| 摘要 |
A marine electromagnetic measurement system for obtaining measurements in an underwater operating environment comprises a base structure and electromagnetic measurement equipment retained by said base structure. An anchoring system 601 anchors the base structure to the seafloor upon deployment, the anchoring system including releasable containers 605 containing anchor weight such as sand. The containers are made of a biodegradable material such as cotton. A flotation package 611, 613 is provided to float the base structure to the surface upon release of the anchoring system by use of a release mechanism including a biodegradable retention line 615. |
