2 adjectives to describe sandbar

In front was the Mississippi, reposing from its plunge over the rapids, and idling down among the golden sandbars and the low, moist islands, which were looking their loveliest in their new spring dresses of delicate green.

The river itself is almost a moving mass of white and yellow sand, broad, clear, shallow, and abounding in small woody islands, and willowy sandbars.

2 adjectives to describe  sandbar