Seiche

If the wind stops or changes direction, do not leave immediately.

The water may continue to move because of an internal seiche.

Seiche is why the swim can change after the wind drops.

A seiche is a standing oscillation in a lake or reservoir.

There are two useful types for anglers.

The Ocean: A General Account of the Science of the Sea by John Murray.

Chapter five, Waters of the Ocean: Compressibility, Pressure, Color, Viscosity, Penetration of Light, Tides, Waves, Seiches, part one.

In the preceding chapters, we have dealt with the salinity and temperature conditions in the ocean, and it is now desirable to say a few words about some of the other physical characteristics and movements of ocean waters which must be taken into consideration in the discussion of oceanic circulation and marine biological problems.

Compressibility of Water.