scattering layer


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scattering layer

n.
A concentrated, shifting layer of small to microscopic marine organisms that reflects and scatters sound waves, as from sonar. Also called deep scattering layer.
References in periodicals archive ?
Adult bluefin, deep divers, are hunting the depths to 3,300 feet in search of squid and crustaceans in the deep scattering layer.
Now it'll get the biggest and baddest field experiment of all time, as the flora and fauna of the shallows and the deep scattering layer collide with the dispersed plumes.
Rabalais and others also worry about the Gulf's sperm whales, which feed on squid living in the deep scattering layer.
IRONICALLY, THE TOOLS Kelly Benoit-Bird and Margaret McManus are employing in Hawaii to decipher the deep scattering layer were developed by the offshore oil and gas industry and the military.
This precarious balance tips back and forth across the food web of the deep scattering layer.
Marine organisms aggregate at specific depths in the ocean and the scattered sound waves from these organisms can be recorded as a scattering layer on the echogram of an echo sounder.
The scattering layer is generally found in depths ranging between 200-750 m during day and surface to 200 m during night, with varying thicknesses and in multiple layers both day and night.
The deep scattering layers are found in depth between surface and 750 m with the varying thicknesses and in multiple layers throughout the survey of the eastern Arabian Sea.
The ecology of sonic scattering layers in the Monterey Bay area.
Quantitative distribution of Pelagic shrimps in the deep scattering layers of the Indian EEZ.