Dutch Bird Alerts
| 12 oktober 2021 | ||
| 10:11 | ZL | Sabine's Gull |
| 09:54 | ZH | Sabine's Gull |
| 09:53 | NH | Daurian Shrike |
| 09:30 | FR | Olive-backed Pipit |
| 09:12 | FR | Walrus |
| 08:36 | FR | Little Bunting |
| 08:02 | ZL | Balearic Shearwater |
| 11 oktober 2021 | ||
| 15:05 | ZL | Zitting Cisticola |
| 14:51 | NB | Rosy Starling |
| 13:26 | FR | Siberian Lesser Whitethroat |
| 11:30 | NB | Little Bunting |
| 11:27 | ZL | Zitting Cisticola |
| 11:25 | ZH | Sabine's Gull |
| 10:42 | NH | Glossy Ibis |
| 09:14 | FR | Black Scoter |
| 09:03 | NH | Sabine's Gull |
| 08:56 | NH | Daurian Shrike |
| 08:32 | ZH | Two-barred Warbler |
| 10 oktober 2021 | ||
| 20:02 | ZH | Little Bunting |
| 17:41 | FR | Black Guillemot |
| 15:15 | NH | Daurian Shrike |
| 15:06 | NH | Red-tailed | Daurian Shrike |
| 14:45 | ZH | Olive-backed Pipit |
| 14:39 | NH | Black Guillemot |
| 14:24 | ZL | Glossy Ibis |
| 13:36 | NH | Black Guillemot |
| 11:58 | FR | Siberian Lesser Whitethroat |
| 11:52 | FR | Radde's Warbler |
| 11:47 | ZL | Zitting Cisticola |
| 11:15 | NB | Rosy Starling |
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