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OCEAN HEALTH

Kelp Canopy Area (KCA)

Unit haSource Satellite · aerial surveyUpdate Frequency monthlyCategory Ocean HealthDoc AE-MET-052

Floating canopy area of monitored kelp forest. Marine heatwaves and unchecked urchin grazing strip it to barren in a season; recovery is a key cold-water restoration target.

Threshold Bands

BandRangeState
Lush≥ planOK
Thinning50–100% planWARN
Barren< 50% planCRIT

Formula

Surface canopy area of standing kelp forest from satellite and aerial classification.

Related Metrics

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