| Date/time (local) | Occurrence | Latitude | Longitude | Notes |
|---|---|---|---|---|
| 12/18/25 05:16:22 | Possibly detected | 41.9178 | -70.3320 | Classified and unclassified upcalls but it’s difficult to distinguish from HW. Classified SW downsweeps but could also be HW. |
| Date/time (local) | Occurrence | Latitude | Longitude | Notes |
|---|---|---|---|---|
| 12/18/25 00:16:22 | Detected | 41.9178 | -70.3320 | Possible short unclassified RW upcalls in P4. Loud, unclassified FW pulses. |
| 12/18/25 01:16:22 | Detected | 41.9178 | -70.3320 | LF tonals, source unknown. |
| 12/18/25 06:16:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulse train. |
| 12/18/25 09:16:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 09:31:22 | Possibly detected | 41.9178 | -70.3320 | |
| 12/18/25 11:16:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 11:31:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 12:16:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 13:16:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 13:31:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 14:16:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 16:16:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 17:16:22 | Possibly detected | 41.9178 | -70.3320 | Classified and unclassified upcalls. Possible unclassified FW pulses. Possible HW in P15-16. |
| 12/18/25 17:31:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 17:46:22 | Possibly detected | 41.9178 | -70.3320 | |
| 12/18/25 18:16:22 | Detected | 41.9178 | -70.3320 | |
| 12/18/25 18:31:22 | Detected | 41.9178 | -70.3320 | Possible faint unclassified upcalls in P9 and 10, but could be noise. Loud unclassified FW pulses. |
| 12/18/25 19:16:22 | Detected | 41.9178 | -70.3320 | Unclassified FW pulses. |
| 12/18/25 20:16:22 | Detected | 41.9178 | -70.3320 | Unclassified FW pulses. |
| 12/18/25 21:16:22 | Detected | 41.9178 | -70.3320 | Classified and unclassified upcalls. |
| 12/18/25 22:16:22 | Detected | 41.9178 | -70.3320 | Classified and unclassified upcalls. |
| 12/18/25 23:16:22 | Possibly detected | 41.9178 | -70.3320 | One classified upcall. Possible unclassified FW pulses. |
| Date/time (local) | Occurrence | Latitude | Longitude | Notes |
|---|---|---|---|---|
| 12/18/25 02:16:22 | Detected | 41.9178 | -70.3320 | Loud classified and unclassified upcalls, some of which are overlapping with fainter HW calls. |
| 12/18/25 04:16:22 | Detected | 41.9178 | -70.3320 | Classified and unclassified upcalls that don’t fit in the HW song. |
| 12/18/25 05:16:22 | Possibly detected | 41.9178 | -70.3320 | Classified and unclassified upcalls but it’s difficult to distinguish from HW. Classified SW downsweeps but could also be HW. |
| 12/18/25 14:31:22 | Possibly detected | 41.9178 | -70.3320 | One classified upcall. |
| 12/18/25 15:16:22 | Detected | 41.9178 | -70.3320 | Three upcalls with one classification in P1, 11, 12. |
| 12/18/25 17:16:22 | Detected | 41.9178 | -70.3320 | Classified and unclassified upcalls. Possible unclassified FW pulses. Possible HW in P15-16. |
| 12/18/25 21:16:22 | Detected | 41.9178 | -70.3320 | Classified and unclassified upcalls. |
| 12/18/25 22:16:22 | Detected | 41.9178 | -70.3320 | Classified and unclassified upcalls. |
| 12/18/25 23:16:22 | Possibly detected | 41.9178 | -70.3320 | One classified upcall. Possible unclassified FW pulses. |
| Date/time (local) | Occurrence | Latitude | Longitude | Notes |
|---|---|---|---|---|
| 12/18/25 02:16:22 | Detected | 41.9178 | -70.3320 | Loud classified and unclassified upcalls, some of which are overlapping with fainter HW calls. |
| 12/18/25 03:16:22 | Detected | 41.9178 | -70.3320 | |
| 12/18/25 04:16:22 | Detected | 41.9178 | -70.3320 | Classified and unclassified upcalls that don’t fit in the HW song. |
| 12/18/25 05:16:22 | Possibly detected | 41.9178 | -70.3320 | Classified and unclassified upcalls but it’s difficult to distinguish from HW. Classified SW downsweeps but could also be HW. |
| 12/18/25 06:16:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulse train. |
| 12/18/25 17:16:22 | Possibly detected | 41.9178 | -70.3320 | Classified and unclassified upcalls. Possible unclassified FW pulses. Possible HW in P15-16. |
| 12/18/25 17:31:22 | Possibly detected | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| Date/time (local) | Latitude | Longitude | Notes |
|---|---|---|---|
| 12/18/25 00:16:22 | 41.9178 | -70.3320 | Possible short unclassified RW upcalls in P4. Loud, unclassified FW pulses. |
| 12/18/25 01:16:22 | 41.9178 | -70.3320 | LF tonals, source unknown. |
| 12/18/25 02:16:22 | 41.9178 | -70.3320 | Loud classified and unclassified upcalls, some of which are overlapping with fainter HW calls. |
| 12/18/25 04:16:22 | 41.9178 | -70.3320 | Classified and unclassified upcalls that don’t fit in the HW song. |
| 12/18/25 05:16:22 | 41.9178 | -70.3320 | Classified and unclassified upcalls but it’s difficult to distinguish from HW. Classified SW downsweeps but could also be HW. |
| 12/18/25 06:16:22 | 41.9178 | -70.3320 | Possible unclassified FW pulse train. |
| 12/18/25 08:31:22 | 41.9178 | -70.3320 | Probable unclassified RW upcall in P8. |
| 12/18/25 09:16:22 | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 11:16:22 | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 11:31:22 | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 12:16:22 | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 13:16:22 | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 13:31:22 | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 14:16:22 | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 14:31:22 | 41.9178 | -70.3320 | One classified upcall. |
| 12/18/25 15:16:22 | 41.9178 | -70.3320 | Three upcalls with one classification in P1, 11, 12. |
| 12/18/25 16:16:22 | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 17:16:22 | 41.9178 | -70.3320 | Classified and unclassified upcalls. Possible unclassified FW pulses. Possible HW in P15-16. |
| 12/18/25 17:31:22 | 41.9178 | -70.3320 | Possible unclassified FW pulses. |
| 12/18/25 18:31:22 | 41.9178 | -70.3320 | Possible faint unclassified upcalls in P9 and 10, but could be noise. Loud unclassified FW pulses. |
| 12/18/25 19:16:22 | 41.9178 | -70.3320 | Unclassified FW pulses. |
| 12/18/25 20:16:22 | 41.9178 | -70.3320 | Unclassified FW pulses. |
| 12/18/25 21:16:22 | 41.9178 | -70.3320 | Classified and unclassified upcalls. |
| 12/18/25 22:16:22 | 41.9178 | -70.3320 | Classified and unclassified upcalls. |
| 12/18/25 23:16:22 | 41.9178 | -70.3320 | One classified upcall. Possible unclassified FW pulses. |