摘要 |
A marine survey apparatus for towing by a survey vessel in order to perform a marine survey, the marine survey apparatus including: a marine survey streamer having a first end for attachment to the survey vessel; and a tail buoy attached to a second end of the marine survey streamer; wherein the tail buoy includes actuable components to selectively submerge the tail buoy below a surface of a body of water in which the survey streamer is disposed so as to reduce the risks of damage and entanglement of the marine survey streamer. |