Great Black-backed Gull

Great Black-backed Gull Larus marinus

Predictive performance metrics

Great Black-backed Gull, Predictive performance metrics

Great Black-backed Gull

Larus marinus

Predictive performance metrics

These six charts represent technical metrics for evaluating the quality of the models.  Learn more

Trends
  • In progress. Learn more
  • Trends map: Non-breeding
  • Trends map: Breeding