Dutch Bird Alerts
| 29 augustus 2021 | ||
| 13:17 | UT | Pygmy Cormorant |
| 10:31 | ZL | Sabine's Gull |
| 09:25 | NH | White-rumped Sandpiper |
| 08:08 | NH | Lesser Grey Shrike |
| 08:01 | ZH | Sabine's Gull |
| 07:48 | NB | Zitting Cisticola |
| 28 augustus 2021 | ||
| 22:02 | GE | Short-toed Snake Eagle |
| 15:53 | ZL | Ring-necked Duck |
| 15:46 | FR | Gull-billed Tern |
| 15:35 | ZL | Zitting Cisticola |
| 15:10 | GE | Bearded Vulture |
| 13:28 | GE | Glossy Ibis |
| 12:48 | ZL | Greater Yellowlegs |
| 12:31 | GR | Gull-billed Tern |
| 12:09 | NH | Barred Warbler |
| 10:18 | FR | Red-breasted Flycatcher |
| 09:46 | NH | Short-toed Snake Eagle |
| 09:11 | ZL | Zitting Cisticola |
| 08:57 | UT | Pygmy Cormorant |
| 08:51 | NH | White-rumped Sandpiper |
| 08:31 | NH | Lesser Grey Shrike |
| 07:52 | NB | Zitting Cisticola |
| 27 augustus 2021 | ||
| 14:41 | GE | Glossy Ibis |
| 14:22 | NH | Lesser Grey Shrike |
| 12:40 | ZL | Greater Yellowlegs |
| 12:37 | FR | Sabine's Gull |
| 12:20 | GE | Bearded Vulture |
| 11:11 | UT | Pygmy Cormorant |
| 10:35 | NH | Short-toed Snake Eagle |
| 09:52 | 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