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 - 14日 6月
 0.010.241.2
Non-breeding Season
 22日 11月 - 25日 1月
 0.010.241.2
Pre-breeding Migratory Season
 1日 2月 - 24日 5月
 0.010.241.2
Post-breeding Migratory Season
 21日 6月 - 15日 11月
 0.010.241.2
Seasons Timeline
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