Figure: Close-up view of channels in the Eberswalde delta.

This pictures demonstrates the complex history of fluvial avulsion and channel migration in the Eberswalde delta.

Older channels are straight and then become more sinuous. Younger channels overlie older channels. Clear bifurcation downstream, suggesting distributary channels.

Credit: Martian Deltas and the Origin of Life, by Janok P. Bhattacharya1, (Search and Discovery Article #40203, 2006) and NASA/JPL/Malin Space Science.

http://www.searchanddiscovery.net/documents/2006/06058bhattacharya/index.htmSystems.