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Terrestrial and Aquatic Ecology

Edith Cowan University

2021

Bathymetry

Articles 1 - 1 of 1

Full-Text Articles in Life Sciences

The Use Of Singlebeam Echo-Sounder Depth Data To Produce Demersal Fish Distribution Models That Are Comparable To Models Produced Using Multibeam Echo-Sounder Depth, Marcela Montserrat Landero Figueroa, Miles J. G. Parsons, Benjamin J. Saunders, Ben Radford, Chandra Salgado-Kent, Iain M. Parnum Dec 2021

The Use Of Singlebeam Echo-Sounder Depth Data To Produce Demersal Fish Distribution Models That Are Comparable To Models Produced Using Multibeam Echo-Sounder Depth, Marcela Montserrat Landero Figueroa, Miles J. G. Parsons, Benjamin J. Saunders, Ben Radford, Chandra Salgado-Kent, Iain M. Parnum

Research outputs 2014 to 2021

Seafloor characteristics can help in the prediction of fish distribution, which is required for fisheries and conservation management. Despite this, only 5%–10% of the world's seafloor has been mapped at high resolution, as it is a time-consuming and expensive process. Multibeam echo-sounders (MBES) can produce high-resolution bathymetry and a broad swath coverage of the seafloor, but require greater financial and technical resources for operation and data analysis than singlebeam echo-sounders (SBES). In contrast, SBES provide comparatively limited spatial coverage, as only a single measurement is made from directly under the vessel. Thus, producing a continuous map requires interpolation to fill …