Abstract
The marine geologist/geophysicist’s principal tools for studying the seafloor are acoustic. The first major increase in understanding the seafloor following the original Challeger Expedition came in the 1950’s with the routine application of precision echo sounding techniques from research vessels.
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© 1980 Plenum Press, New York
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Andrews, J.E., Humphrey, P. (1980). Circular Structures Observed in the Deep Sea by the Swathmap Long-Range Sidescan Sonar. In: Kuperman, W.A., Jensen, F.B. (eds) Bottom-Interacting Ocean Acoustics. NATO Conference Series, vol 5. Springer, Boston, MA. https://doi.org/10.1007/978-1-4684-9051-0_8
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DOI: https://doi.org/10.1007/978-1-4684-9051-0_8
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