Alan Miller carried out a bat survey in September 2016, centred on the old lock in Blyth Meadow.
Here are the results
| Millennium Green (September 2016) | First Recording (Time) | Minutes after Sunset (approx. 7:20pm) |
| 45Pip | 7:50pm | 30 |
| 55Pip | 7:45pm | 25 |
| Brown Long-Eared | 7:50pm | 30 |
| Pip sp. | 8:05pm | 45 |
| Leislers | 8:45pm | 85 |
| Serotine | 8:15pm | 55 |
| Barbastelle | 11:15pm | 235 |
| Noctule | 8:35pm | 75 |
| Myotis | 9:55pm | 155 |
| Daubentons | 12:20am | 300 |
| Natterer | 9:45pm | 145 |