Carving the Current

Over the past days, the weather people tell us, a low pressure system has been stuck over the Canadian Maritime Provinces, sending clouds and cool air our way.  I don't recall several days running like this when the clouds seem almost identical one day to the next.  Meanwhile, the river grows slowly smaller and the grass greens.

As the river drops,

 bottom stones show in shadow,

carving the current.

As it drops, the rocks along the bottom carves the current