Movie 1
The interactions of the hydrofoil with the vortices in the wake of the fixed cylinder in a sample case of Region I.

Movie 2
The interactions of the hydrofoil with the vortices in the wake of the fixed cylinder in a sample case of Region III.

Movie 3
The BIV wake visualization for a single period of the hydrofoil's response in the wake of a cylinder that is forced to rotate at , when a figure-eight response is observed. 

Movie 4
The BIV wake visualization for a single period of the hydrofoil's response in the wake of a cylinder that is forced to rotate at , when a linear response is observed.