Year-round, All years

Illustrated Checklist

January February March April May June July August September October November December
Week1Frequency:31% Week2Frequency:25% Week3Frequency:15.4% Week4Frequency:26.5% Week1Frequency:25% Week2Frequency:21.8% Week3Frequency:24% Week4Frequency:25% Week1Frequency:20% Week2Frequency:13.8% Week3Frequency:31.9% Week4Frequency:38.5% Week1Frequency:29.3% Week2Frequency:45.2% Week3Frequency:39.3% Week4Frequency:41.2% Week1Frequency:31.6% Week2Frequency:27.1% Week3Frequency:30% Week4Frequency:49% Week1Frequency:42.1% Week2Frequency:35.3% Week3Frequency:19.4% Week4Frequency:25.4% Week1Frequency:48.8% Week2Frequency:27% Week3Frequency:29.4% Week4Frequency:31.7% Week1Frequency:43.5% Week2Frequency:41.7% Week3Frequency:51.4% Week4Frequency:52.5% Week1Frequency:23.6% Week2Frequency:39.3% Week3Frequency:23.3% Week4Frequency:35.2% Week1Frequency:37.2% Week2Frequency:37.2% Week3Frequency:25.3% Week4Frequency:20.4% Week1Frequency:23.5% Week2Frequency:21.9% Week3Frequency:18.5% Week4Frequency:18.7% Week1Frequency:12.7% Week2Frequency:20.4% Week3Frequency:13.8% Week4Frequency:44.7%
Weekly frequency data

Last seen: 8 May 2021 by Jorge Pineda

© Mathurin Malby
© William Hull
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January February March April May June July August September October November December
Week1Frequency:1.4% Week2Frequency:4.2% Week3Frequency:0% Week4Frequency:2.9% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:5.6% Week1Frequency:2.2% Week2Frequency:0% Week3Frequency:1.4% Week4Frequency:4.4% Week1Frequency:2.4% Week2Frequency:4.8% Week3Frequency:1.8% Week4Frequency:0.1% Week1Frequency:0% Week2Frequency:1.7% Week3Frequency:15% Week4Frequency:4.1% Week1Frequency:0% Week2Frequency:0% Week3Frequency:2.8% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:2% Week4Frequency:4.8% Week1Frequency:2.2% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0.1% Week2Frequency:0% Week3Frequency:13.3% Week4Frequency:3.7% Week1Frequency:3.8% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:1.1% Week1Frequency:1.8% Week2Frequency:0% Week3Frequency:0% Week4Frequency:2.1%
Weekly frequency data

Last seen: 27 Feb 2020 by Henry Sandi Amador

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January February March April May June July August September October November December
Week1Frequency:1.4% Week2Frequency:2.1% Week3Frequency:0% Week4Frequency:0% Week1Frequency:1.5% Week2Frequency:1.8% Week3Frequency:2.7% Week4Frequency:1.4% Week1Frequency:2.2% Week2Frequency:1.7% Week3Frequency:0% Week4Frequency:2.2% Week1Frequency:0% Week2Frequency:4.8% Week3Frequency:1.8% Week4Frequency:0% Week1Frequency:0% Week2Frequency:3.4% Week3Frequency:10% Week4Frequency:2% Week1Frequency:2.6% Week2Frequency:0.1% Week3Frequency:0% Week4Frequency:1.5% Week1Frequency:7% Week2Frequency:0.1% Week3Frequency:3.9% Week4Frequency:1.6% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0.1% Week2Frequency:0% Week3Frequency:3.3% Week4Frequency:3.7% Week1Frequency:0% Week2Frequency:4.7% Week3Frequency:2.4% Week4Frequency:0.7% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:3.3% Week1Frequency:1.8% Week2Frequency:2% Week3Frequency:0% Week4Frequency:0%
Weekly frequency data

Last seen: 9 Mar 2020 by Susan Jarnagin

© Qiang Zeng
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January February March April May June July August September October November December
Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:1.5% Week2Frequency:0% Week3Frequency:1.3% Week4Frequency:1.4% Week1Frequency:0% Week2Frequency:3.4% Week3Frequency:1.4% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:1.8% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0.1% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0.1% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:1.9% Week1Frequency:0% Week2Frequency:1.2% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0.1%
Weekly frequency data

Last seen: 11 Mar 2020 by Susan Jarnagin

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January February March April May June July August September October November December
Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:1.3% Week4Frequency:1.4% Week1Frequency:0% Week2Frequency:1.7% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:3.6% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0%
Weekly frequency data

Last seen: 9 Mar 2020 by Susan Jarnagin

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January February March April May June July August September October November December
Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0.1% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0%
Weekly frequency data

Last seen: 18 Feb 2013 by Mark Amershek

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