Dutch Bird Alerts
| 15 december 2021 | ||
| 10:14 | GE | Baltic Gull |
| 10:14 | ZL | Glossy Ibis |
| 08:16 | ZL | Eastern Olivaceous Warbler |
| 14 december 2021 | ||
| 16:06 | UT | Pygmy Cormorant |
| 15:47 | DR | White-throated Dipper |
| 15:08 | GR | Caspian Plover |
| 14:00 | NH | Glossy Ibis |
| 13:11 | ZL | Eastern Olivaceous Warbler |
| 12:31 | NH | Siberian Lesser Whitethroat |
| 12:26 | GE | Hume's Leaf Warbler |
| 11:39 | GE | Baltic Gull |
| 10:55 | ZH | Siberian Lesser Whitethroat |
| 09:58 | ZH | Dusky Warbler |
| 08:59 | FL | Pallas's Leaf Warbler |
| 13 december 2021 | ||
| 15:51 | NH | Siberian Lesser Whitethroat |
| 15:17 | ZL | Eastern Olivaceous Warbler |
| 14:54 | GE | Baltic Gull |
| 12:01 | UT | Pygmy Cormorant |
| 11:55 | NH | Glossy Ibis |
| 10:54 | GE | Hume's Leaf Warbler |
| 10:46 | NH | Black Guillemot |
| 10:42 | FL | Pallas's Leaf Warbler |
| 10:33 | ZH | Siberian Lesser Whitethroat |
| 10:30 | ZH | Dusky Warbler |
| 12 december 2021 | ||
| 15:21 | NH | Siberian Lesser Whitethroat |
| 14:59 | NH | Glossy Ibis |
| 13:25 | DR | White-throated Dipper |
| 12:12 | ZL | Zitting Cisticola |
| 11:00 | GE | Hume's Leaf Warbler |
| 10:10 | UT | Pygmy Cormorant |
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