BSRG Photo Archive

Evidence for upstream accretion of a braid bar. The sediment, upstream (to the right) of the grass was deposited most recently. Note also current ripples. Platte River Nebraska.

Evidence for upstream accretion of a braid bar. The sediment, upstream (to the right) of the grass was deposited most recently. Note also current ripples. Platte River Nebraska.

photo by John Howell