data: HYCOM, from NOAA server; visualization: ParaView
This animation changes the viewing perspective to highlight how shallow the Gulf Stream (red) is.
Ocean current speeds exceeding 1.2 m/s are shaded in red; in this domain, the primary current is the Gulf Stream. Data is for 12 May 2021.
Note that the vertical distances are greatly exaggerated (x625) :
maximum depth is around 8 km whereas the horizontal extent shown is around 5000 km.
other view from the same author with less exaggeration : Mathew Barlow