Dutch Bird Alerts
| 6 september 2021 | ||
| 19:05 | ZL | Zitting Cisticola |
| 15:36 | GE | Golden Eagle |
| 15:15 | NH | Glossy Ibis |
| 14:54 | UT | Pygmy Cormorant |
| 12:45 | GR | Booted Eagle |
| 10:52 | NB | Zitting Cisticola |
| 10:33 | GE | Bearded Vulture |
| 09:21 | ZH | Barred Warbler |
| 09:16 | NH | Lesser Grey Shrike |
| 08:17 | NH | Balearic Shearwater |
| 5 september 2021 | ||
| 17:11 | GR | Gull-billed Tern |
| 16:50 | ZL | Zitting Cisticola |
| 15:41 | ZL | Zitting Cisticola |
| 14:59 | ZL | Zitting Cisticola |
| 14:35 | ZL | European Bee-eater |
| 13:19 | FR | European Bee-eater |
| 11:59 | GE | Bearded Vulture |
| 11:59 | GE | Short-toed Snake Eagle |
| 11:21 | NH | Barred Warbler |
| 11:15 | LI | Black-winged Kite |
| 11:04 | GE | Golden Eagle |
| 10:28 | NH | Lesser Grey Shrike |
| 10:17 | NH | (Western) Citrine Wagtail |
| 09:36 | UT | Pygmy Cormorant |
| 09:19 | NB | Zitting Cisticola |
| 08:21 | FR | Barred Warbler |
| 08:06 | ZL | Zitting Cisticola |
| 07:41 | NB | Black-winged Kite |
| 4 september 2021 | ||
| 13:36 | FR | Short-toed Snake Eagle |
| 12:27 | 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