Zobrazeno 1 - 1
of 1
pro vyhledávání: '"Ian C. Robbins"'
Publikováno v:
Journal of Atmospheric and Oceanic Technology. 32:2173-2186
Acoustic echo sounders designed to map and discriminate organisms in the water column have primarily been deployed on ships. Because of acoustic attenuation of higher frequencies used to detect and discriminate micronekton and nekton, this has effect