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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.
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0.010.180.95
Breeding Season
24日 5月 - 2日 8月
0.010.180.95
Non-breeding Season
27日 12月 - 15日 2月
0.010.180.95
Pre-breeding Migratory Season
22日 2月 - 17日 5月
0.010.180.95
Post-breeding Migratory Season
16日 8月 - 20日 12月
0.010.180.95
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Seasons Timeline
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