| Chestnut-collared Longspur(Calcarius ornatus) |
| - - - Spring - - - |
| Number | Date | Location | Observer | Comment |
| 204 | 1997-05-18 | Clay County, Felton Prairie | Janssen | |
| 12 | 2000-05-20 | Clay County, Felton Prairie | Janssen | |
| 12 | 2006-05-14 | Clay County | Svingen | Felton Prairie. |
| 10 | 2003-05-19 | Clay County, Felton Prairie | Janssen | |
| 8 | 1997-05-17 | Clay County, Felton Prairie | Janssen | |
| 6 | 2016-05-20 | Clay County | Eckert | Felton |
| - - - Summer - - - |
| Number | Date | Location | Observer | Comment |
| 100 | 1978-07-23 | Clay County, Felton Prairie | Janssen | juveniles |
| 50 | 1960-06-18 | Clay County, Felton Prairie | Janssen | |
| 20 | 1972-06-24 | Clay County, Averill | Janssen | |
| 19 | 2001-07-15 | Clay County, Felton Prairie | Tustison | nest with 4 young in nest about 1-4 days old with eyes closed and being fed by p |
| 12 | 1995-06-13 | Clay County, Felton Prairie | Janssen | |
| 10 | 1971-06-13 | Clay County, Averill | Janssen | |
| 6 | 2014-06-06 | Clay County | DeRubeis | Felton Prairie; young nor nest not seen, but one male was continually hanging ou |
| 5 | 2012-06-25 | Clay County | Brunell | Felton Prairie |
| 5 | 2011-06-25 | Clay County, Felton Prairie, MN | Nichnadowicz | |
| - - - Fall - - - |
| Number | Date | Location | Observer | Comment |
| 75 | 1972-08-05 | Clay County, Felton Prairie | Janssen | |
| 30 | 1974-08-03 | Clay County, Felton Prairie | Janssen | |
| 8 | 2005-09-17 | Clay County | Fritchman | Felton Prairie |
| 5 | 1978-10-01 | Clay County, Felton Prairie | Janssen | |
| 5 | 2001-08-24 | Clay County, Felton Prairie | Tustison | 5 c + up to 5 more |
| 3 | 1966-08-06 | Clay County, Felton Prairie | Janssen | |
|   |
| Recorded in eight of the last ten years, most recently 2023. Rare breeder west. State designation: Endangered. Formerly Regular. |