Brown Hairstreak - Thecla betulae
Projects
| Project | Visits | Observations | Individuals * |
|---|---|---|---|
| AMF-LW-1924: Losse waarnemingen 1924 | 1 | 1 | 2 |
| AMF-LW-2005: Losse waarnemingen 2005 | 2 | 4 | 7 |
| AMF-LW-2006: Losse waarnemingen 2006 | 1 | 1 | 1 |
| AMF-LW-2008: Losse waarnemingen 2008 | 1 | 5 | 5 |
| LosWrn.2007: Losse waarnemingen 2007 | 3 | 8 | 9 |
| LosWrn.2009: Losse waarnemingen 2009 | 2 | 2 | 2 |
| LosWrn.2010: Losse waarnemingen 2010 | 1 | 2 | 3 |
| LosWrn.2011: Losse waarnemingen 2011 | 1 | 1 | 9 |
| LosWrn.2014: Losse waarnemingen 2014 | 1 | 4 | 5 |
| LosWrn.2018: Losse waarnemingen 2018 | 1 | 1 | 1 |
| LosWrn.2019: Losse waarnemingen 2019 | 2 | 10 | 14 |
| LosWrn.2020: Losse waarnemingen 2020 | 1 | 9 | 20 |
| LosWrn.2022: Losse waarnemingen 2022 | 2 | 4 | 6 |
| LosWrn.2023: Losse waarnemingen 2023 | 2 | 2 | 2 |
| LosWrn.2024: Losse waarnemingen 2024 | 1 | 4 | 4 |
| LosWrn.2025: Losse waarnemingen 2025 | 1 | 1 | 1 |
Employees
| Employee | Visits | Observations | Individuals * |
|---|---|---|---|
| Erik van Beers | 20 | 54 | 82 |
| Niels de Zwarte | 3 | 5 | 9 |
Total numbers
| Number of sightings | 59 |
|---|---|
| Number of visits | 59 |
| Number of individuals * | 91 |
* The number of individuals does only account for the observations with a numeric countmethod
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