Facilitation and nurse effects

Names and classification

Other names

facilitation; nurse effects

Family

Biotic Interactions & Food-Web Regulation

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

Positive interaction where one organism improves habitat or resource availability for another.

Drivers

species abundance; resource availability; habitat structure; disease; season

Inputs

prey; plants; hosts; partners; detritus

Outputs

mortality; nutrient transfer; regulation; habitat modification

Spatial scales

individual → community → ecosystem

Temporal scales

seconds → generations

Validity and limits

Context-specific; do not extrapolate across habitat, season, elevation, salinity or disturbance state without evidence.

Sources and further reading

• Coral Health and Threats in the Pacific Islands
• Herbivory Through the Lens of Ecological Processes Across Pacific Coral Reefs
• Reefs for the future: resilience of coral reefs in the main Hawaiian Islands
• Bird Pollinators
• Monitoring Bird and Rat Behavior to Improve Invasive Species Management