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Florida current: seasonal and interannual variability.

F Schott, R Zantopp

Science (New York, N.Y.)

|January 18, 1985

Summary

The Florida Current

Area of Science:

Oceanography
Climate Science
Fluid Dynamics

Background:

The Florida Current's seasonal transport cycle is influenced by local forcing.
Understanding interannual variations is crucial for climate studies.
Previous research focused on seasonal transport dynamics.

Purpose of the Study:

Investigate annual and interannual variations in the Florida Current.
Determine the drivers of transport fluctuations.
Analyze the relationship between sea level and transport at different time scales.

Main Methods:

Utilized historical sea level difference data.
Analyzed wind field data.
Applied data from the Subtropical Atlantic Climate Studies.

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Main Results:

Seasonal transport is locally forced, either upstream or downstream.
Interannual transport fluctuations are estimated at 1 x 10^6 m^3/s.
Interannual fluctuations correlate with Caribbean and Atlantic sea level differences, not Sverdrup transport.

Conclusions:

The relationship between sea level and transport differs between seasonal and interannual scales.
Local forcing significantly impacts seasonal Florida Current transport.
Interannual variability is linked to broader oceanographic patterns in the Atlantic and Caribbean.