| BioBlitz Leichlingen (Rheinland) 2026 |
GL Leichlingen (Rheinland) (Germany) |
2026-01-01 until 2026-12-01 |
3,000 |
— |
— |
— |
| BioBlitz Temse 2026 |
Temse (Belgium) |
2026 |
2,000 |
— |
— |
— |
| Düsseldorf Grünanlage Rosmarinstraße |
D Düsseldorf Grünanlage Rosmarinstraße (Germany) |
2025-12-01 |
— |
— |
— |
— |
| 180 NEV |
Boskoop (Netherlands) |
2025-11-28 until 2025-11-29 |
180 |
179 (99%) |
243 |
23 |
| II Testing/Bioblits Pinto Verde |
Pinto (Spain) |
2025-11-16 |
— |
22 |
27 |
4 |
| Testing/Bioblitz San Fernando de Henares |
PBV San Fernando de Henares - Herbes del Molí (Spain) |
2025-11-09 |
— |
31 |
55 |
6 |
| ZSC Isola Sacra - N2000 Novembre |
Isola Sacra - N2000 (Italy) |
2025-11-08 until 2025-11-09 |
— |
27 |
36 |
3 |
| Life IP - Hof van Cartesius |
Utrecht - Hof van Cartesius (Netherlands) |
2025-10-21 |
— |
1 |
1 |
1 |
| Artenvielfalt in Karlsruhe |
KA Karlsruhe (Stadtgebiet) (Germany) |
2025-10-14 until 2026-10-13 |
— |
341 |
601 |
88 |
| BioBlitz PC Ariadne |
Lede - PC Ariadne (Belgium) |
2025-10-05 until 2026-10-05 |
— |
11 |
17 |
7 |
| I Testing/BioBlitz Pinto Verde |
Pinto (Spain) |
2025-09-27 |
— |
32 |
63 |
7 |
| Expeditie Herfstnatuur Leiden 2025 |
Leiden (gemeente) (Netherlands) |
2025-09-20 until 2026-01-01 |
— |
1,494 |
8,738 |
1,057 |
| Escale Forestière |
Escale-Forestière (Belgium) |
2025-09-11 |
150 |
158 (105%) |
458 |
29 |
| Bioblitz Ter Molleken |
Gooik/Pepingen - Ter Molleken (Belgium) |
2025-09-06 until 2025-09-07 |
250 |
310 (124%) |
565 |
10 |
| Zuid-Kennemerland Natuurmarathon 2025 |
Haarlemmerliede en Spaarnwoude (gemeente tot 2019-01-01) (Netherlands), Spaarndam - Fort Benoorden Spaarndam (Netherlands), Spaarndam - Landje van Gruijters (Netherlands) (and 1 more) |
2025-09-06 until 2025-09-07 |
250 |
399 (159%) |
937 |
43 |
| Haaksbergen - IVN 50 jaar (jaarrond telling) |
Haaksbergen (gemeente) (Netherlands) |
2025-09-01 until 2026-08-31 |
600 |
1,389 (231%) |
6,501 |
429 |
| Blitzen in Breda 2025-2026 |
Breda (gemeente) (Netherlands) |
2025-09-01 until 2026-08-31 |
— |
2,052 |
23,684 |
1,230 |
| BioBlitz Klein-Zwisterland |
Mortsel - Klein Zwitserland (Belgium), Mortsel - Klein Zwitserland Noord (Belgium) |
2025-08-30 until 2025-08-31 |
500 |
251 (50%) |
574 |
10 |
| Tag der Niedersachsen 2025 |
OS Osnabrück (Kreisfreie Stadt) (Germany) |
2025-08-29 until 2025-08-31 |
— |
139 |
203 |
42 |
| Soortenzoekdag Ketelbossen - Patotterijbossen 2025 |
Waasmunster - Ketelbossen-Patotterij (Belgium) |
2025-08-23 until 2025-08-24 |
1,000 |
506 (50%) |
1,313 |
24 |
| Infozentrum Wald und Moor |
Infozentrum Wald und Moor (Germany) |
2025-08-22 |
— |
31 |
34 |
6 |
| Zoogdierweekend Bosland 2025 |
Eksel - Pijnven (Belgium) |
2025-08-14 until 2025-08-17 |
— |
113 |
375 |
15 |
| Naturpark Wildeshauser Geest - August 2025 |
Naturpark Wildeshauser Geest (Germany) |
August 2025 |
— |
948 |
2,923 |
263 |
| ILök-Finnland Exkursion 2025 |
Finland |
2025-07-30 until 2025-08-15 |
— |
990 |
4,925 |
179 |
| Naturschutzstation Karnin |
Naturschutzstation Karnin (Germany) |
2025-07-23 |
— |
86 |
144 |
13 |
