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
17日 5月 - 2日 8月
0.010.221.1
Non-breeding Season
13日 12月 - 8日 3月
0.010.221.1
Unavailable Seasons: Pre-breeding Migration, Post-breeding Migration
Seasons Timeline
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