Filters and navigation

All years

Illustrated Checklist

January February March April May June July August September October November December
Week1Frequency:5% Week2Frequency:4.6% Week3Frequency:4.2% Week4Frequency:4.4% Week1Frequency:4.5% Week2Frequency:3.9% Week3Frequency:4.1% Week4Frequency:5.5% Week1Frequency:6.1% Week2Frequency:8.4% Week3Frequency:10.2% Week4Frequency:12.6% Week1Frequency:14.3% Week2Frequency:16.3% Week3Frequency:16.9% Week4Frequency:16.6% Week1Frequency:14.6% Week2Frequency:13.4% Week3Frequency:13% Week4Frequency:11.9% Week1Frequency:12.9% Week2Frequency:12.6% Week3Frequency:13.6% Week4Frequency:12.9% Week1Frequency:13% Week2Frequency:12.7% Week3Frequency:13.3% Week4Frequency:12.8% Week1Frequency:13.3% Week2Frequency:12% Week3Frequency:11.3% Week4Frequency:10.4% Week1Frequency:9.6% Week2Frequency:8.6% Week3Frequency:7.9% Week4Frequency:7.7% Week1Frequency:7.1% Week2Frequency:6.9% Week3Frequency:6.5% Week4Frequency:6.2% Week1Frequency:8.1% Week2Frequency:8.8% Week3Frequency:6.3% Week4Frequency:5.2% Week1Frequency:5.2% Week2Frequency:4.8% Week3Frequency:5% Week4Frequency:5.3%
Weekly frequency data

Last seen: 28 Jun 2022 by Pam Smolen

© Bryan Calk
January February March April May June July August September October November December
Week1Frequency:0.5% Week2Frequency:0.4% Week3Frequency:0.4% Week4Frequency:0.5% Week1Frequency:0.4% Week2Frequency:0.3% Week3Frequency:0.3% Week4Frequency:0.6% Week1Frequency:0.6% Week2Frequency:0.7% Week3Frequency:0.8% Week4Frequency:1.2% Week1Frequency:1.6% Week2Frequency:2.1% Week3Frequency:2.6% Week4Frequency:2.7% Week1Frequency:1.8% Week2Frequency:1.4% Week3Frequency:1.3% Week4Frequency:1.2% Week1Frequency:1.2% Week2Frequency:1.3% Week3Frequency:1.3% Week4Frequency:1.2% Week1Frequency:1.4% Week2Frequency:1.4% Week3Frequency:1.2% Week4Frequency:1.4% Week1Frequency:1.4% Week2Frequency:1.3% Week3Frequency:1% Week4Frequency:0.8% Week1Frequency:0.8% Week2Frequency:0.7% Week3Frequency:0.7% Week4Frequency:0.6% Week1Frequency:0.6% Week2Frequency:0.5% Week3Frequency:0.5% Week4Frequency:0.5% Week1Frequency:1.2% Week2Frequency:1.5% Week3Frequency:0.6% Week4Frequency:0.5% Week1Frequency:0.6% Week2Frequency:0.5% Week3Frequency:0.5% Week4Frequency:0.6%
Weekly frequency data

Last seen: 28 Jun 2022 by John & Nancy Thaden

© Derek Hameister
January February March April May June July August September October November December
Week1Frequency:3.7% Week2Frequency:3.1% Week3Frequency:3.4% Week4Frequency:2.9% Week1Frequency:2.6% Week2Frequency:2% Week3Frequency:1.8% Week4Frequency:1.9% Week1Frequency:1.3% Week2Frequency:1% Week3Frequency:0.6% Week4Frequency:0.3% Week1Frequency:0.2% Week2Frequency:0.1% Week3Frequency:0.1% Week4Frequency:0.1% Week1Frequency:0.1% Week2Frequency:0.1% Week3Frequency:0.1% Week4Frequency:0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:0.1% Week4Frequency:0.1% Week1Frequency:0.1% Week2Frequency:0.1% Week3Frequency:0.1% Week4Frequency:0.1% Week1Frequency:0.1% Week2Frequency:0.1% Week3Frequency:0.4% Week4Frequency:1.3% Week1Frequency:2.3% Week2Frequency:4.5% Week3Frequency:3.7% Week4Frequency:4.3% Week1Frequency:4% Week2Frequency:4.2% Week3Frequency:5.9% Week4Frequency:4.2%
Weekly frequency data

Last seen: 20 Jun 2022 by Kristin Livingston

© Ezekiel Dobson
January February March April May June July August September October November December
Week1Frequency:1.3% Week2Frequency:1% Week3Frequency:1.3% Week4Frequency:1% Week1Frequency:0.8% Week2Frequency:0.6% Week3Frequency:0.6% Week4Frequency:0.6% Week1Frequency:0.4% Week2Frequency:0.3% Week3Frequency:0.2% Week4Frequency:0.1% Week1Frequency:0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:0.1% Week4Frequency:0.4% Week1Frequency:0.8% Week2Frequency:1.2% Week3Frequency:1.3% Week4Frequency:1.4% Week1Frequency:1.3% Week2Frequency:1.5% Week3Frequency:2.1% Week4Frequency:1.3%
Weekly frequency data

Last seen: 12 Apr 2022 by Robert Maurer

© Erik Breden
January February March April May June July August September October November December
Week1Frequency:2.2% Week2Frequency:1.9% Week3Frequency:2% Week4Frequency:1.6% Week1Frequency:1.7% Week2Frequency:1.2% Week3Frequency:1% Week4Frequency:1% Week1Frequency:0.6% Week2Frequency:0.4% Week3Frequency:0.2% Week4Frequency:0.2% Week1Frequency:0.1% Week2Frequency:0.1% Week3Frequency:0.1% Week4Frequency:0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:0.1% Week2Frequency:<0.1% Week3Frequency:0.1% Week4Frequency:<0.1% Week1Frequency:<0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:<0.1% Week1Frequency:0.1% Week2Frequency:<0.1% Week3Frequency:<0.1% Week4Frequency:0.1% Week1Frequency:0.2% Week2Frequency:0.8% Week3Frequency:1.6% Week4Frequency:1.9% Week1Frequency:2.3% Week2Frequency:3.2% Week3Frequency:2.2% Week4Frequency:2.7% Week1Frequency:2.3% Week2Frequency:2.4% Week3Frequency:3.4% Week4Frequency:2.2%
Weekly frequency data

Last seen: 7 Jun 2022 by Paula Channell

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

Last seen: 9 Feb 2022 by Brad Shine

© Mark Lockwood
© Janet Rathjen
© Jesse Huth