Dutch Bird Alerts
18 april 2021 | ||
10:54 | NH | Black Guillemot |
09:00 | GR | Blue-winged Teal |
08:15 | FR | Rosy Starling |
07:08 | GE | Little Bunting |
17 april 2021 | ||
14:54 | FR | Marsh Sandpiper |
14:41 | ZL | Green-winged Teal |
12:17 | FR | Rosy Starling |
11:28 | ZH | Baikal Teal |
10:36 | LI | Little Bunting |
10:21 | ZH | Iberian Chiffchaff |
10:09 | NH | Black Guillemot |
08:48 | ZH | Little Bunting |
08:43 | ZL | Zitting Cisticola |
06:59 | GE | Little Bunting |
16 april 2021 | ||
12:46 | NH | Black Guillemot |
12:39 | GR | Blue-winged Teal |
11:45 | ZH | Lesser Scaup |
09:32 | ZL | Zitting Cisticola |
08:00 | ZH | Baikal Teal |
06:49 | GE | Little Bunting |
15 april 2021 | ||
16:15 | GE | Lesser Scaup |
13:46 | GE | Golden Eagle |
12:24 | FR | Marsh Sandpiper |
12:05 | NH | Black Guillemot |
09:45 | ZH | Baikal Teal |
07:10 | GR | Blue-winged Teal |
07:08 | GE | Little Bunting |
14 april 2021 | ||
17:21 | DR | Black-winged Kite |
15:25 | OV | Bonelli's Eagle |
11:47 | NH | Black Guillemot |
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