Terra Australis Geophysica Pty Ltd and Ecoseis designed and developed a new land streamer, perhaps the first of this kind in Australia. Traditionally, the land seismic survey involves placing multitude of geophones and cables. This "planting" and retrieving geophones and cables for each spread are the most labour-intensive and time-consuming part of the survey. The landstreamer eliminates the necessity of this operation |  8 Hz conventional geophone (left) and land streamer 4.5 Hz geophone station. |