Kauaʻi Conservation Atlas

Kauaʻi record · KCA-EP-0070

Dune accretion

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Natural-history illustration of dune accretion on Kauaʻi.
Atlas illustration of dune accretion.

About Dune accretion

Build-up of windblown sand in coastal dunes.

Names and classification

Other names
dune accretion
Family
Coastal & Oceanographic Coupling
Record type
ecological_process

Habitat and ecology

Ecological role
Supports Atlas reasoning about ecosystem function, dependencies, threats, conservation leverage points and cross-module consequences.

Process and seasonal context

Definition
Build-up of windblown sand in coastal dunes.
Drivers
tides; waves; wind; river flow; storms; reef geometry
Inputs
water; sediment; heat; solutes; plankton
Outputs
mixing; transport; flushing; erosion/accretion; inundation
Spatial scales
estuary → shoreline → reef → nearshore
Temporal scales
tidal → seasonal → event
Validity and limits
Context-specific; do not extrapolate across habitat, season, elevation, salinity or disturbance state without evidence.

Sources and further reading

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