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VIMS Articles

Physical Sciences Peer-Reviewed Articles

1999

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Flow Convergence And Stability At A Tidal Estuarine Front: Acoustic Doppler Current Observations, John M. Brubaker, John H. Simpson Jan 1999

Flow Convergence And Stability At A Tidal Estuarine Front: Acoustic Doppler Current Observations, John M. Brubaker, John H. Simpson

VIMS Articles

Characteristics of the flow field in an estuarine frontal zone have been investigated in a field study in the lower James River estuary. Underway sampling with an acoustic Doppler current profiler (ADCP) on repeated transects across the front provided information on the structure of the flow field near the front and its evolution in time. As this tidal intrusion front advanced up the estuary during the flooding tide, prominent and consistent features in the velocity field included a localized zone of convergent flow beneath the visible surface line and a stratified shear layer just upriver of the front. Within the …