| Location | Date | Observer | # |
|---|---|---|---|
| Marshlands Conservancy | 2020-10-08 10:20 | Gail Benson | 3 |
| Kensico Reservoir (Kensico & Rye Lakes) | 2020-10-08 10:17 | Kevin Schluter | 10 |
| Croton Point Park--Croton RR Station | 2020-10-08 08:00 | Anne Swaim | 8 |
| Georges Island Park | 2020-10-07 13:30 | Ginger Bernardin | 2 |
| Brinton Brook Sanctuary | 2020-10-07 12:59 | Erik Brodsky | 3 |
| Marshlands Conservancy | 2020-10-07 10:30 | Gail Benson | 8 |
| Croton Point Park | 2020-10-07 08:03 | LouAnn O'Hora | 4 |
| Teatown Lake Reservation | 2020-10-07 06:56 | Charlie Roberto | 5 |
| L945548 | 2020-10-06 12:44 | Sandy Morrissey | 36 |
| Kensico Reservoir (Kensico & Rye Lakes) | 2020-10-06 10:09 | Kevin Schluter | 15 |
| Rockefeller SP Preserve | 2020-10-06 08:21 | Michael Grossman | 2 |
| Marshlands Conservancy | 2020-10-06 06:15 | David Johnson | 4 |
| L8870011 | 2020-10-05 16:35 | Tom Andersen | 3 |
| Ossining (Westchester Co.) | 2020-10-05 09:38 | Suzanne Kavic | 6 |
| Mariandale Retreat and Conference Center | 2020-10-05 09:35 | Barbara Strobino | 17 |
| Woodlands Lake | 2020-10-04 16:35 | Joe Walston | 2 |
| Hillside Woods & Children's Village | 2020-10-04 16:31 | Tom Kenney | 2 |
| Hillside Woods & Children's Village | 2020-10-04 16:10 | Julien Amsellem | 2 |
| Larchmont Reservoir (Sheldrake Lake) | 2020-10-04 15:30 | Kevin McGrath | 7 |
| Teatown Lake Reservation | 2020-10-04 12:03 | Jonathan Childerley | 4 |
| Hillside Woods & Children's Village | 2020-10-04 11:18 | Tom Kenney | 2 |
| Tibbetts Brook Park | 2020-10-04 10:09 | Ewing Leon | 56 |
| Hillside Woods & Children's Village | 2020-10-04 09:25 | Paul Clarke | 2 |
| L8870011 | 2020-10-04 08:22 | Tom Andersen | 4 |
| Croton Landing Park | 2020-10-04 08:15 | Joseph Wallace | 4 |
| Rockefeller SP Preserve | 2020-10-04 07:34 | Michael Grossman | 9 |
| L12422882 | 2020-10-04 06:58 | Christopher Mignone | 15 |
| Croton Point Park | 2020-10-04 06:30 | Matthew Strobino | 1 |
| L4548480 | 2020-10-03 14:00 | Ellen Taus | 2 |
| Tibbetts Brook Park | 2020-10-03 11:06 | Ewing Leon | 32 |
| L12429983 | 2020-10-03 11:00 | Kevin Kelly | 5 |
| L12172492 | 2020-10-03 09:00 | Ewing Leon | 2 |
| L12415355 | 2020-10-03 08:30 | Gerard Savaresse | 3 |
| Croton Point Park | 2020-10-03 07:57 | LouAnn O'Hora | 1 |
| Rockefeller SP Preserve | 2020-10-03 07:41 | Michael Grossman | 7 |
| Croton Point Park | 2020-10-03 07:35 | Larry Trachtenberg | 4 |
| Croton Point Park | 2020-10-03 07:08 | Max Epstein | 2 |
| Marshlands Conservancy | 2020-10-03 06:15 | David Johnson | 3 |
| L11948679 | 2020-10-02 18:26 | Ewing Leon | 4 |
| Yorktown Bike Path Wetlands | 2020-10-02 16:45 | Steve Rappaport | 8 |
| Kensico Reservoir (Kensico & Rye Lakes) | 2020-10-02 13:53 | Kevin Schluter | 11 |
| Yorktown Bike Path Wetlands | 2020-10-02 13:09 | LouAnn O'Hora | 6 |
| Marshlands Conservancy | 2020-10-01 17:15 | Gail Benson | 14 |
| Yorktown Bike Path Wetlands | 2020-10-01 17:07 | Steve Rappaport | 16 |
| The Landing, Dobbs Ferry | 2020-10-01 15:49 | Julien Amsellem | 1 |
| Marshlands Conservancy | 2020-10-01 09:45 | Gail Benson | 4 |
| Croton Point Park | 2020-10-01 09:25 | Barbara Strobino | 1 |
| L11936745 | 2020-10-01 09:12 | Stu Landesberg | 9 |
| L8870011 | 2020-10-01 08:53 | Tom Andersen | 2 |
| Tibbetts Brook Park | 2020-10-01 08:30 | Alexandra Lowe | 50 |
| Larchmont Reservoir (Sheldrake Lake) | 2020-10-01 07:41 | Jonathan Childerley | 20 |
| Croton Point Park | 2020-10-01 07:30 | Larry Trachtenberg | 6 |
| L12399579 | 2020-09-30 18:08 | Jake LaBelle | 2 |
| L11948679 | 2020-09-30 17:31 | Ewing Leon | 2 |
| The Landing, Dobbs Ferry | 2020-09-30 17:00 | Tom Warren | 4 |
| L945548 | 2020-09-30 14:56 | Sandy Morrissey | 17 |
| Devries Park | 2020-09-30 10:28 | Barbara Nicol | 16 |
| L11626275 | 2020-09-30 08:59 | Jay Sears | 3 |
| Croton Point Park | 2020-09-30 08:00 | Larry Trachtenberg | 30 |
| Croton Point Park | 2020-09-30 08:00 | Charlie Roberto | 30 |
| Yorktown Bike Path Wetlands | 2020-09-29 07:30 | Barbara Strobino | 5 |
| L12390830 | 2020-09-29 07:03 | Suzanne Kavic | 1 |