Weathering the storm

Anyone know what causes the "rivers"? I find them fascinating.

[Dixie Goode]

They are rivers, different currents often an incoming stream or river with different composition of sediment in it

[mittens (Marilyn)]

Lovely capture.

[Bill Fenske]

Nice, especially on black.

[Scott]

Love the different patterns in the water with this excellent composition! Fav!

[Linda]

Beautiful capture and composition.

[Taffy]

Great use of open spaces in your composition.

[KWind]

Nicely composed. I like the texture of the water.