| Date/time (local) | Occurrence | Latitude | Longitude | Notes |
|---|---|---|---|---|
| 02/18/20 01:50:57 | Detected | 42.8288 | -70.2213 | |
| 02/18/20 02:05:57 | Detected | 42.8288 | -70.2250 | |
| 02/18/20 03:05:57 | Detected | 42.8301 | -70.2387 | |
| 02/18/20 03:20:57 | Detected | 42.8309 | -70.2435 | |
| 02/18/20 03:50:57 | Detected | 42.8325 | -70.2530 | |
| 02/18/20 04:05:57 | Detected | 42.8333 | -70.2577 | |
| 02/18/20 04:20:57 | Detected | 42.8341 | -70.2625 | |
| 02/18/20 06:50:57 | Detected | 42.8290 | -70.2966 | Possible humpback ds |
| 02/18/20 07:05:57 | Detected | 42.8280 | -70.2995 | |
| 02/18/20 08:05:57 | Detected | 42.8239 | -70.3113 | |
| 02/18/20 08:50:57 | Detected | 42.8213 | -70.3180 | |
| 02/18/20 09:05:57 | Detected | 42.8208 | -70.3202 | |
| 02/18/20 09:20:57 | Detected | 42.8203 | -70.3225 | |
| 02/18/20 09:50:57 | Detected | 42.8193 | -70.3270 | |
| 02/18/20 10:05:57 | Detected | 42.8188 | -70.3292 | |
| 02/18/20 10:20:57 | Detected | 42.8182 | -70.3314 | |
| 02/18/20 11:05:57 | Detected | 42.8167 | -70.3337 | |
| 02/18/20 11:20:57 | Detected | 42.8170 | -70.3356 | |
| 02/18/20 11:50:57 | Detected | 42.8176 | -70.3399 | |
| 02/18/20 12:05:57 | Possibly detected | 42.8179 | -70.3420 | |
| 02/18/20 13:03:53 | Possibly detected | 42.8190 | -70.3507 |
| Date/time (local) | Latitude | Longitude | Notes |
|---|---|---|---|
| 02/18/20 01:05:57 | 42.8290 | -70.2100 | Almost possible humpback |
| 02/18/20 06:20:57 | 42.8308 | -70.2911 | Almost possible humpback |
| 02/18/20 06:50:57 | 42.8290 | -70.2966 | Possible humpback ds |
| 02/18/20 12:50:57 | 42.8187 | -70.3485 | Almost possible humpback |
| 02/18/20 16:20:57 | 42.8239 | -70.3857 | Almost possible humpback but more likely noise |