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deep scattering layer

American  

noun

Oceanography.
  1. a zone of biological origin within the ocean, at a depth of 900–1200 feet (270–360 meters), which scatters sounding echoes.


deep scattering layer Scientific  
/ dēp /

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Despite the new sonar machines developed for war ships, for a time it remained impossible to resolve the mysteries of what the deep scattering layer contained.

From Scientific American • Dec. 1, 2015

While defense tactics are undisputedly important, it’s the immense biogeochemical impact of the organisms in the deep scattering layer that motivates the research of oceanographers using these acoustic techniques today.

From Scientific American • Dec. 1, 2015

The dominant feature in the plots rendered by acoustic queries into the benthos is still that dense, impenetrable cloud of the deep scattering layer.

From Scientific American • Dec. 1, 2015

It's zooplankton. The deep scattering layer is a stampede of sea monkeys whose combined biomass renders their nightly trek to feed on phytoplankton near the surface the largest animal migration on the planet.

From Scientific American • Dec. 1, 2015

When it comes to sheer biomass and relative distance traveled however, birds, butterflies and grandparents have nothing on the zooplankton that make up the deep scattering layer.

From Scientific American • Dec. 1, 2015

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