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期望数量
Relative abundance is depicted for each season along a color gradient from a light color indicating lower relative abundance to a dark color indicating a higher relative abundance. Relative abundance is the estimated average count of individuals detected by an eBirder during a 1 hour, 2 kilometer traveling checklist at the optimal time of day for each species.
了解更多Breeding Season
31日 5月 - 23日 8月
0.020.20.55
Non-breeding Season
15日 11月 - 15日 2月
0.020.20.55
Pre-breeding Migratory Season
22日 2月 - 24日 5月
0.020.20.55
Post-breeding Migratory Season
30日 8月 - 8日 11月
0.020.20.55
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Seasons Timeline
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