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UV-enhanced fish predation and the differential migration of zooplankton in response to UV radiation and fish
UV-enhanced fish predation zooplankton
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2014/4/18
The intensity and spectral composition of visible light are known to influence fish predation on zooplankton.
However, in clear-water systems, ultraviolet (UV) radiation (UVR) may also influence fish...
Diel periodicity in both sei whale vocalization rates and the vertical migration of their copepod prey observed from ocean gliders
Diel periodicity whale vocalization rates
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2014/4/18
The daily activity cycles of marine predators may be dictated in large part by the timing of prey availability.
For example, recent studies have observed diel periodicity in baleen whale vocalization...
A shallow scattering layer: High-resolution acoustic analysis of nocturnal vertical migration from the seabed
A shallow scattering layer High-resolution acoustic analysis nocturnal vertical migration the seabed
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2014/5/20
Using bottom-mounted, high-frequency, inverted echo sounders (the Tracor acoustic profiling system) to examine acoustic backscattering every 2 min in 50-cm range bins above the seabed, we recorded str...