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In total, 40 observers tracked 12 Pest Patrol species at 36 total sites this year through Nature's Notebook. You reported occurrences of hemlock woolly adelgid, eastern tent caterpillar, spongy moth, emerald ash borer, spotted lanternfly, and bronze birch borer.
How did the Pheno Forecasts match up to your observations this year?
The graph below shows the agreement between the Pheno Forecasts for each species and the data reported by Nature's Notebook observers. Overall there was great agreement between the forecasts and your observations, with 80-94% accuracy for nearly all species. There were very few instances where the forecast predicted the absence of the insect but you indicated the insect was present.
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