1937 “And such must be the fate of every California River the mouth of which has not sloughroom enough to take in at high tide a volume of water sufficient to clear in its outflow the Bar made by the incoming current.” - U.S. Surveyor General for California (1879)
“The channel recently dredged to the sea at Moss Landing by the Army Corps of United States engineers with federal money gradually is bringing the Elkhorn slough back to its former status of depth and navigability. The natural flow of tidal waters is washing the silt of the past 65 years far out to sea on the outgoing tides.” - Albert Vierra (1958) 1946
Marsh elevation relative to the tides is somewhat self-regulating, but when the rise in relative sea level outpaces a marsh’s maximum sustainable rate of accretion, the marsh gradually submerges until it can no longer sustain vegetation and becomes mudflat, a fate referred to as “ecological drowning. French 1993 Earth Surface Processes and Landforms
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