Fig. 3

Shipboard Acoustic Doppler Current Profiler (ADCP) velocity measurements in the Strait of Gibraltar during cruise M185. (a, b) Vertical sections of the eastward (a) and northward (b) velocity components. (c, d) Eastward (U) and northward (V) components at three depths (37, 101 and 197 m), respectively. Day and night phases, haul ID, catch numbers as well as low and high tides at the Tarifa tide gauge (36.01° N, 5.6° W, source: Puertos del Estado) are indicated above.