卫星图
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.
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Breeding Season
25日 1月 - 3日 5月
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Non-breeding Season
14日 6月 - 30日 8月
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Pre-breeding Migratory Season
6日 9月 - 18日 1月
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Post-breeding Migratory Season
10日 5月 - 7日 6月
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Layer Opacity
Seasons Timeline
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Regional Stats
Custom Shapes Stats
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