Barn Swallow

Barn Swallow Hirundo rustica

Abundance map

Barn Swallow, Abundance map
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Data provided by eBird

Barn Swallow

Hirundo rustica

Abundance

This map depicts the seasonally-averaged estimated relative abundance, defined as the expected count on a one-hour, one kilometer eBird Traveling Count conducted at the ideal time of day for detection of that species in a region.  Learn more

Relative abundance
birds per km/hr
Year-round
0.21
2.79
437.81
Breeding season
May 31 - Jun 28
0.21
2.79
437.81
Non-breeding season
Dec 14 - Feb 15
0.21
2.79
437.81
Pre-breeding migratory season
Feb 22 - May 24
0.21
2.79
437.81
Post-breeding migratory season
Jul 27 - Nov 30
0.21
2.79
437.81
Note: Seasonal ranges overlap and are stacked in the order above; view full range in season maps.
Seasons timeline
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