Kauaʻi Conservation Atlas

Kauaʻi record · KCA-EP-0129

Freshwater-plume orientation cueing

Open this record in the interactive Atlas
Natural-history illustration of freshwater-plume orientation cueing on Kauaʻi.
Atlas illustration of freshwater-plume orientation cueing.

About Freshwater-plume orientation cueing

Use of river plumes or associated cues by returning juveniles locating stream mouths.

Names and classification

Other names
freshwater-plume orientation cueing
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
Use of river plumes or associated cues by returning juveniles locating stream mouths.
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

Suggest changes to this record