america
area
background
bay
bay area
baylands
blue
bog
brine
brown
ca
california
clay
close up
closeup
copy space
delta
detail
ecology
edge
environment
evening
ground
high tide
lake
landscape
marsh
mire
mud
muddy
natural
nature
pond
puddles
restoration
ripples
river
rough
san francisco bay
shore
slough
soil
surface
texture
united states
usa
view
water
waves
wetlands