Dutch Bird Alerts
| 7 maart 2021 | ||
| 16:15 | NH | Black Guillemot |
| 10:12 | GE | Hume's Leaf Warbler |
| 08:40 | LI | Little Bunting |
| 6 maart 2021 | ||
| 12:57 | NH | Black Guillemot |
| 12:27 | GE | Hume's Leaf Warbler |
| 12:24 | FL | Lesser Scaup |
| 5 maart 2021 | ||
| 12:43 | GE | Hume's Leaf Warbler |
| 3 maart 2021 | ||
| 07:45 | GE | Hume's Leaf Warbler |
| 2 maart 2021 | ||
| 16:54 | GE | Golden Eagle |
| 12:28 | GE | Hume's Leaf Warbler |
| 10:31 | NH | Black Guillemot |
| 1 maart 2021 | ||
| 12:29 | NH | Black Guillemot |
| 10:16 | GE | Hume's Leaf Warbler |
| 06:55 | GE | Golden Eagle |
| 28 februari 2021 | ||
| 18:15 | GE | Golden Eagle |
| 15:58 | GE | Golden Eagle |
| 14:45 | NH | Black Guillemot |
| 11:11 | GE | Hume's Leaf Warbler |
| 10:35 | ZL | Glossy Ibis |
| 27 februari 2021 | ||
| 16:02 | GR | Ring-necked Duck |
| 15:41 | GE | Golden Eagle |
| 15:35 | GE | Golden Eagle |
| 13:38 | NH | Kumlien's Gull |
| 12:00 | GE | Hume's Leaf Warbler |
| 11:45 | LI | Little Bunting |
| 11:04 | NH | Black Guillemot |
| 26 februari 2021 | ||
| 15:09 | ZL | Glossy Ibis |
| 13:24 | LI | Red-bellied Dipper |
| 12:19 | GE | Hume's Leaf Warbler |
| 11:02 | GE | White-throated Dipper |
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