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Nov 14, 2024

Data assimilative hindcast of the Gulf of Maine coastal circulation. 2005

 From Journal of Geophysical Research: OceansVolume 110, Issue C10 Oct 2005

Link to 2005 article Data assimilative hindcast of the Gulf of Maine coastal circulation

From Intro

"A data assimilative model hindcast of the Gulf of Maine (GOM) coastal circulationduring an 11 day field survey in early summer 2003 is presented. "

"In situ observations include surface winds, coastal sea levels, and shelf hydrography, as well as moored and shipboard acoustic Doppler D current profiler (ADCP) currents."

...

"A mean drifter divergence rate(1.78 km d1 ) is found, demonstrating the utility of the inverse data assimilation modeling system in the coastal ocean setting. "

"Model hindcast also reveals complicated hydrodynamic structures and synoptic variability in the GOM coastal circulation and their influences on coastal water material property transport. "

The complex bottom bathymetric setting offshore of Penobscot and Casco bays is shown to be able to generate local upwelling and downwelling that may be important in local plankton dynamics.

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