Dutch Bird Alerts
8 april 2021 | ||
14:13 | LI | Little Bunting |
10:07 | NH | Black Guillemot |
08:03 | ZH | Lesser Scaup |
07:18 | GE | Little Bunting |
7 april 2021 | ||
12:08 | NH | Black Guillemot |
11:20 | ZH | Lesser Scaup |
6 april 2021 | ||
13:18 | LI | Little Bunting |
10:21 | ZH | Lesser Scaup |
08:27 | NH | Black Guillemot |
5 april 2021 | ||
12:30 | ZH | Lesser Scaup |
12:05 | GE | Lesser Scaup |
10:35 | LI | Little Bunting |
07:21 | GE | Little Bunting |
4 april 2021 | ||
18:52 | ZH | Lesser Scaup |
16:39 | ZH | Little Bunting |
15:40 | NH | Black Guillemot |
11:34 | LI | Little Bunting |
09:57 | NH | Black Guillemot |
09:40 | GE | Lesser Scaup |
07:20 | GE | Little Bunting |
3 april 2021 | ||
10:04 | NH | Black Guillemot |
10:00 | GE | Hume's Leaf Warbler |
08:30 | LI | Little Bunting |
08:20 | GE | Lesser Scaup |
06:24 | GE | Little Bunting |
2 april 2021 | ||
09:13 | NH | Black Guillemot |
08:06 | GE | Hume's Leaf Warbler |
07:30 | GE | Lesser Scaup |
1 april 2021 | ||
16:27 | GE | Golden Eagle |
12:15 | GE | Lesser Scaup |
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