Kauaʻi Conservation Atlas

Kauaʻi record · KCA-EP-0127

Larval export from streams to ocean

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Natural-history illustration of larval export from streams to ocean on Kauaʻi.
Atlas illustration of larval export from streams to ocean.

About Larval export from streams to ocean

Downstream transport of newly hatched amphidromous larvae from freshwater to marine plankton.

Names and classification

Other names
larval export from streams to ocean
Family
Stream & Amphidromous Processes
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
Downstream transport of newly hatched amphidromous larvae from freshwater to marine plankton.
Drivers
streamflow; floods; ocean currents; plume cues; barriers
Inputs
larvae; juveniles; organic matter; water
Outputs
recruitment; dispersal; subsidies; longitudinal zonation
Spatial scales
headwater → stream → estuary → ocean
Temporal scales
hours → months → generations
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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