sand bar on the napa river

abstract alga algae aquatic bar beauty biological biology bizarre bloom botany brackish bubble california closeup color creek creeks detail environment fibrous flora foliage formed freshwater grass green irregular lake leaf liquid macro marine marsh meander meandering micro moss mud napa natural nature organic organism pattern patterns plankton plant pond random river runs sand scum sea seaweed slime small stream surface swamp texture textured textures underwater vegetation vivid water weed wet wind windblown winding