Dutch Bird Alerts
14 april 2021 | ||
11:47 | NH | Black Guillemot |
09:43 | FR | Marsh Sandpiper |
07:28 | ZH | Baikal Teal |
07:06 | GE | Little Bunting |
13 april 2021 | ||
11:38 | FR | Marsh Sandpiper |
10:22 | ZH | Lesser Scaup |
07:39 | ZH | Baikal Teal |
07:27 | GE | Little Bunting |
07:20 | NH | Black Guillemot |
12 april 2021 | ||
14:41 | ZH | Lesser Scaup |
12:57 | NH | Black Guillemot |
11:38 | ZH | Ring-billed Gull |
09:44 | GR | Yellow-billed Kite |
07:21 | ZH | Baikal Teal |
07:10 | GE | Little Bunting |
11 april 2021 | ||
13:09 | NH | Black Guillemot |
10:05 | FR | Marsh Sandpiper |
09:28 | ZH | Baikal Teal |
07:09 | ZH | Lesser Scaup |
06:51 | GE | Little Bunting |
10 april 2021 | ||
18:21 | FR | Marsh Sandpiper |
12:07 | ZH | Baikal Teal |
11:11 | NH | Black Guillemot |
08:01 | ZH | Lesser Scaup |
06:48 | GE | Little Bunting |
9 april 2021 | ||
12:26 | LI | Little Bunting |
11:11 | ZH | Lesser Scaup |
10:25 | NH | Black Guillemot |
07:03 | GE | Little Bunting |
8 april 2021 | ||
14:13 | LI | Little Bunting |
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