Gedser Fuglestation Blog
Her på Gedser Fuglestations blog bringes korte nyheder i dagbogsformat om hændelser på fuglestationen.
Gransangerne dominerer igen
Ringmærkningen:
Efter gårsdagens lettere hektiske forløb besluttede vi os for at åbne lidt færre net, da vi forventede en nogenlunde lige så aktiv tidlig morgen. Det viste sig at være en god beslutning, da vi stadig nåede at få rigtigt travlt de første runder, men denne gang blev vi ikke nødt til at kalde helt så mange folk til stationen for at hjælpe.
Vi endte med at nå op på hele 122 ringmærkede fugle i løbet af standard, plus 9 genfangster. I dag var det igen Gransangerne (Phylloscopus collybita) som dominerede, mens Rødhalsene (Erithacus rubecula) kom ind på en andenplads med mindre end halvt så mange individer som gransangerne, hvilket indikerer, at de fleste Rødhalse fra i går er trukket videre.
Som dagen skred frem begyndte Gransanger-bølgen at stilne af, og i stedet fik vi lidt mere artsdiverse fangster, med gode overraskelser i form af for eksempel lidt Grønsiskener (Spinus spinus), en Grønirisk (Chloris chloris) og endnu en Fuglekonge (Regulus regulus). Marek fik også udviklet sin ringmærker-artsliste med en fin Korttået Træløber (Certhia brachydactyla).

Mareks fine Korttåede Træløber, som kan kendes fra den Almindelige Træløber på blandt andet dens lange næb, korte bagklo, samt mangel på et markant "trin" i dens lyse vingebånd. Foto: Freya Mørup-Petersen.
Hen mod slutningen af standard begyndte mejserne også at trække ind i nettene, hvorved vi fangede en god sjat Musvitter (Parus major) og Blåmejser (Cyanistes caeruleus).

En af dagens unge Blåmejser, som ser ud til stadig at have et par juvenil-type gule fjer i kinden. Foto: Freya Mørup-Petersen
Efter standard var ovre, lukkede vi nettene for at kunne slappe af en stund og indtaste data, men hen mod eftermiddagen åbnede Freya og jeg lidt af nettene op igen i endnu et par timer. Vi nåede ikke at fange ret meget i denne tid, men vi fik hævet dagens totale fangsttal til 143 (fordelt på 129 nye og 14 genfangster).
Dagens fangster:

Trækket på Odden: The day brought a mixture of mainly Common eiders (Somateria mollissima). This time, the Eurasian wigeons (Mareca penelope) weren’t even close to overtaking the eiders. All other duck species were in low numbers, including Northern pintails (Anas acuta) and Eurasian teals (Anas crecca).
Whilst some were seen yesterday, we registered the season's first Eurasian White-fronted geese (Anser albifrons) moving south-west within standard time.
The first Eurasian White-fronted geese counted within standard time at Gedser Odde for this season. The white patch at the base of their bill and their size are good indicators to separate from our otherwise dominant Greylag geese (Anser anser).
A highlight for me lately are the large flocks of Common cranes (Grus grus) flying high above our heads. The wind was calm today, so we could hear them already before seeing them way off in the distance. The adults can be easily be identified through their trumpeting flight calls, while juveniles make a high-pitched peeping noise. The cranes looked so majestic, circling over us while mainly moving eastwards, which was amazing to watch!
Today we counted 151 Common cranes in total! Funny enough, this is exactly as many as we saw yesterday. Hence, we were not able to crack the newly established record number in standard time for this season. Luckily, tomorrow is always another day. Even in big groups, the Cranes are sticking together in families, the adult couples protecting their offspring, like here with two adults and their chick on top in the picture.
Not many small passerines were out and about today (thanks again to Louis A. Hansen for taking over on that part - it’s very much appreciated!), allowing us to take a much closer look at some Common chiffchaffs (Phylloscopus collybita) in a nearby bush.
This Chiffchaff presented with coloration typical to the northern subspecies abietinus: a bit duller / more grey-green and less yellow in the face and on the breast and belly. In Denmark, there is often a lot of overlap between this subspecies and the common ssp. collybita around this time of the year, so the actual subspecies remains unknown from this distance.
The crow family (corvids) was present with three species! Western jackdaws (Coloeus monedula), Rooks (Corvus frugilegus) and hooded crows (Corvus cornix) made their way south today. Usually they have flown just a few meters over the sea before deciding to turn around and head back to Gedser – but not today!
Fugle registreret i standardtiden: 3.953. Arter: 43. Tællingen startet 06:49, sluttet klokken 11:49.
Se alle dagens observationer på Gedser Odde i DOFbasen - af Dansk Ornitologisk Forening.
På stationen: Hannah Schmidt, Alba M. Holmberg, Freya Mørup-Petersen, Ole Friis Larsen, Marek Ebert

