Kauaʻi Conservation Atlas

Kauaʻi record · KCA-EP-0134

Periphyton grazing in streams

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Natural-history illustration of periphyton grazing in streams on Kauaʻi.
Atlas illustration of periphyton grazing in streams.

About Periphyton grazing in streams

Removal of attached algae and biofilms by native and introduced grazers.

Names and classification

Other names
periphyton grazing in streams
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
Removal of attached algae and biofilms by native and introduced grazers.
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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