Dutch Bird Alerts
| 22 juli 2021 | ||
| 17:41 | GE | Glossy Ibis |
| 17:07 | FR | Gull-billed Tern |
| 12:43 | GE | Bearded Vulture |
| 11:37 | GR | Gull-billed Tern |
| 09:32 | GE | Short-toed Snake Eagle |
| 09:21 | DR | Short-toed Snake Eagle |
| 08:20 | NH | Roseate Tern |
| 07:31 | NH | Gull-billed Tern |
| 06:22 | NH | Glossy Ibis |
| 21 juli 2021 | ||
| 16:19 | GE | Glossy Ibis |
| 13:33 | GE | Short-toed Snake Eagle |
| 12:18 | DR | Short-toed Snake Eagle |
| 10:06 | GR | Gull-billed Tern |
| 10:01 | GE | European Bee-eater |
| 07:01 | NH | Glossy Ibis |
| 20 juli 2021 | ||
| 13:02 | GE | Golden Eagle |
| 12:58 | GE | Short-toed Snake Eagle |
| 11:39 | NH | Glossy Ibis |
| 11:12 | GR | Gull-billed Tern |
| 08:15 | GE | Glossy Ibis |
| 19 juli 2021 | ||
| 16:42 | GE | Bearded Vulture |
| 13:43 | FR | Short-toed Snake Eagle |
| 13:11 | GR | Gull-billed Tern |
| 12:14 | GE | Short-toed Snake Eagle |
| 12:00 | NH | European Bee-eater |
| 11:21 | GE | Glossy Ibis |
| 10:05 | NH | Glossy Ibis |
| 18 juli 2021 | ||
| 13:35 | ZL | Zitting Cisticola |
| 13:15 | GR | Gull-billed Tern |
| 12:54 | NH | Glossy Ibis |
Siberische Boompieper
Anthus hodgsoni · Olive-backed Pipit
Datum & Tijd
18-10-2021 10:13
Locatie
| Atlasblok | ZH · 30-16-53 |
|---|---|
| GPS | 52.21416 4.40314 |
| RD | 87.747 470.019 |
| Katwijk Noordduinen |
Tijd & Gedrag
Onbekend
Zekerheid
Determinatie zeker, geen kleedgegevens
Gehoord via
waarneming.nl
Extra informatie
1 ex. overvliegend zuid
3x roepend en mooi dichtbij langsvliegend. Zwaar gestreepte borst, contrastrijk koppatroon en donkergroene rug met diffuse streping.
Gegevens 1e roep: Mean starting frequency = 7.90, Gradient (kHz/s) = 12.70, Parameter 1 = 102.00, Duration of one modulation = 10.20, Parameter 2 = 1040.00
Gegevens 2e roep: Mean starting frequency = 7.70, Gradient (kHz/s) = 10.50, Parameter 1 = 80.00, Duration of one modulation = 9.30, Parameter 2 = 750.00
Waargenomen door:
Gijsbert Twigt