Her på Blåvand's blog bringes korte nyheder i dagbogsformat om livet og hændelser på fuglestationen.
Interesting gulls (måge) at Blåvand
Despite not getting the crazier seabirds that we were hoping for, the more westerly southwestern winds brought in some great birds during our survey! Including some interesting gulls (måge), we also had some nice alcids and an incredible number of cormorants (Skarv).
The strong western winds also brought an impressive number of Northern Gannets (Sule), with the final count being 18. We got some great looks at the more uncomon gulls, including a beatiful Little Gull (Dværgmåge) in breeding plumage and a single Black-legged Kittiwake (Ride). Early in the morning, Henrik also had multiple Caspian Gull (Kaspisk Måge)!
Without a doubt the most impressive spectacle of the morning was the incredible numbers of cormorants (Skarv) foraging along the coast. We were able to see them traveling over the point multiple times and it was always incredible to see their local movements.
Once we got back to the station, I was also pleasantly suprised to get my lifer Red Crossbill (Lille Korsnæb). Henrick texted me that he had heard their flight calls and I ran out of the house in time to see them flying northbound. Even though I am familiar with their calls from the eastern United States, it was suprising how different they sounded here.
Tomorrow we plan to finish raking the mowed areas of the lighthouse garden, with the ringing starting in only a few days we´re making sure everything is ready for the season to start off smoothly!
Strong south-southwestern winds at Blåvand
With strong southwestern winds coming from the English Channel, we were all very hopeful that there would be some great seabirds during our survey. Unfortunately, it ended up being heavy southern southwestern winds, unlike the western southwestern winds we were hoping for. Despite this, there were still a few nice suprises, such as a single Red-necked Grebe (Gråstrubet lappedykker) and quite a few Red Knots (Islandsk Ryle).
The southern winds were so heavy that we actually conducted the observations from inside on the bunkers north of the point, which gave us some shelter from the wind which we were all very thankful for.
The bunker we conducted the survey from
On the way back, we walked through some nice habitat with good looks at Red-backed Shrike (Rødrygget Tornskade) and European Goldfinch (Stillits).
Tomorrow has more western southwestern winds so hopefully that will bring more seabirds (and perhaps even a shearwater!).
Insane shorebird migration off Blåvand
Despite expectations being high due to the predicted eastern winds, none of us were expecting to see such an incredible number of shorebirds. We had almost three thousand migrating and great numbers of many species which we'd expect these great numbers far later in the season.
Curlew Sandpiper (Krumnæbbet Ryle) had particularly impressive numbers, with over 50 individuals counted. We were also pleasantly surprised when both species of stint were detected during the survey. Besides a pair spotted a week ago, the last sighting of Temminck's Stint (Temmincksryle) during our surveys was during the early 2010s. The more frequent migrants also had great numbers, with 1688 Dunlin (Almindelig ryle), 406 Red Knot (Islandsk Ryle), and 189 Bar-tailed Godwit (Lille Kobbersneppe) being counted.
After the survey, we continued preparing the net lanes for the ringing season. We mowed and cleaned around half of the lanes and we plan on finishing the cleaning before Thursday. Henrick showed me the Heligoland trap by the lighthouse, something that I've been incredibly excited to see since I heard about them years ago.
During the afternoon, Henrick decided to do some ringing with the nets by the station. After we prepped the ringing room and opened the nets, David and I were thrilled to watch as Henrick ringed some great birds, including a surprise Common Redstart (Rødstjert)! We caught 18 birds in just a few hours, which was very impressive considering the time of day and quality of the nets (many are either bleached or worn down, we plan on replacing them some time later this week).
The next few days should have strong southwestern winds so hopefully that will bring in some interesting seabirds during our migration surveys!
Western winds bring some great birds to blåvand
Despite the western winds still slowing down shorebird migration, we were able to find some great birds during the survey today!
The gull (måge) diversity was definitely the highlight of the morning, with great birds such as Little Gull (Dværmage) and Mediterranean Gull (Sorthovedet Måge). Probably the most surprising find of the morning, Henrick spotted a single adult Kittiwake (Ride) moving north around 0700.
We also had some impressive movements of Oystercatcher (Strandskade), Diver (Rødstrubet Lom), and a single Razorbill (Alk) that gave us great views as it flew right by the shore.
With autumn ringing starting in less than a week, much of our time after the survey was devoted to clearing out the garden net lanes of vegetation and making sure we would have ample space to move around the nets when we actually open them on the twentieth. We were thrilled to get some help from Bent, Svend, and John (Bent and John were also here to pick up some of the old data sheets from the nineties).
Tomorrow, it looks like we're finally going to get some eastern wind, hopefully that will bring some great shorebird numbers! On Sunday it looks like we're going back to strong western winds which may bring more interesting seabirds (hopefully even a tubenose).
Knap tusind terner
vsv(250) 9,3 ms, 16,4 grd, 4:8 skydække, 20 km sigt.
Igen en stille morgen med lave antal. Den vedvarende vestenvind er ikke godt til vadefugletræk, der gerne vil have østlige vindretninger.
De først 45 min af morgenen var virkelig tyndt, men i løbet af morgenen skete der en anelse mere.
Her kan eksempelvis nævnes 2 flotte voksne Almindelige kjover, som på majestætisk vis jagtede terner inden de drog sydover.
Inden da havde vi kunne nyde synet af 4 voksne Dværgmåger som stille og rolig gled syd på bølgerne. Men det var så også dagens bedste fugle, og dermed intet at råbe hurra for.
Jeg havde tid til at tjekke terner og måger godt igennem. Antallet af terner fra steget gevaldigt siden i går. Jeg talte i 10'ere til 980, så lige knap tusind terner, som alle rastede på diverse sandøer skabt af lavvande.
Vestenvinden fortsætter i morgen, hvor vi får selskab af Henrik Bøhmer som har meldt sin ankomst fra morgenstunden.
Vi ser derudover frem til lørdag, hvor håbet er at vi får en bedre morgen da vinden starter i sydøst inden den midt på morgenen drejer i syd.
Vi får se hvad de næste dage bringer :)
//David Manstrup
Skarv, Storspove, and more
Despite the southwestern winds slowing down shorebird migration, we still had some impressive numbers of scoters (Sortand), cormorants (Skarv), and other water birds during our survey today. We were thankfully able to begin a bit later than usual (0500 instead of 0445) so the extra sleep was very appreciated. The morning started slow with only four species in the first period but we began to see really nice movements of waterfowl later on, including Common Scoter (Sortand), Common Teal (Krikand), and a single Velvet Scoter (Fløjlsand).
Even though we were getting good numbers of Dunlin (Almindelig Ryle), other common waders like Eurasian Curlew (Storspove) and Bar–tailed Godwit (Lille Kobbersneppe) were exceptionally scare and we completely missed some common species such as Eurasian Oystercatcher (Strandskade)!
David also spotted a Black Tern (Sortterne) resting with the Common Terns (Fjordterne), similar to how we?ve seen other individuals behave in the past week. We were hoping to visit the Little Tern (Dværgterne) colony but unfortunately the military started doing training exercises today so we?ll check on them when we have access again.
Towards the end of the survey, we were also greeted by a massive group of over 300 Cormorants (Skarv)! They first landed in the water a bit north to the point before taking off and resting on the beach with the rest of the gulls and terns.
Tomorrow it seems like we will have similar conditions but hopefully we?ll have a bit more luck with our migrant numbers.
//Strummer Edwards
Lille opsummering
SSV vind, 16 grd, 6:8 skydække, 20 km sigt.
Første halvdel af juli er kommet godt fra start med 5 Almindelig skråper, 1 Atlantisk/Kuhls skråpe, 4 Mallemukker, 1 Hvidbrystet præstekrav, 2 Temmincksryler, 1 Sorthovedet måge samt omkring 3500 trækkende vadefugle - hvoraf almindelig ryle klart er den mest talrige, hvilket ikke er overraskende - og vi er kun 11 dage inde i sæsonen. Dette er en ganske god start på efteråret 2023!
Lad os håbe det bliver symbolet på hele resten af sæsonen!
I dag var til gengæld mere sløv. Strummer og jeg var klar med skoperne kl 04.45 på hukket, og vi blev da lidt mere vågne da 3 flotte voksne Sortterner i sommerdragt som noget af det første fløj syd tæt på land. Dejlig måde at starte dagen på.
Herefter var det lidt mere kedeligt. I løbet af morgenen noteret vi over 200 trækkende almindelige ryler, men mange flokke landede på sandet inden de fløj videre. Der skulle derfor holdes godt øje med hvornår flokkene lettede.
Ellers bød dagen på små antal klirer, spover og kobbersnepper.
Jeg prøvede også at holde lidt øje med hvor mange Hættemåger som fløj syd, men eftersom der raster flere hundrede hættemåger herude er de svære at holde styr på. Jeg endte på 75 hættemåger som nok er et konservativt bud på det relle antal. "Better to be safe than sorry"..
//David Manstrup
Opdatering på Dværgternerne
Det har efterhånden i et stykke tid blæst kraftigt med høj vandstand til følge, hvilket er gået hårdt ud over vores udhegning til Dværgternerne.
Hele vestsiden og halvdelen af nordsiden af hegnet er lagt ned og lå midt inde i afspærringen halvt dækket af sand.
Gennemblødt fik jeg hevet perimetertråden frem af sandet og fik lavet en interimistisk hegning på vestsiden, som kan holde turisterne ude af området. Resten af det faldne hegn må vi få fri så snart vejret tillader det. Der venter lidt af et udredningsarbejde. Alle skiltene stod perfekt, så der oplyses stadig om ynglefuglene.
Ulf Bertelsen har givet en opdatering. Heldigvis var ynglefuglene tidligt ude i år så for 14 dage siden blev der ringmærket 21 næsten flyvefærdige unger, så de er forhåbentlig kommet godt på vej. I går stod flere store unger som kunne flyve syd for udhegningen, hvor de blev fodret. I hegningen sås mindst en mindre unge og flere dununger af Stor Præstekrave. Bygerne kom dog piskende så ville forstyrre mindst muligt, så der kan nemt have været flere.
Antallet af ynglende Dværgterner er opgjort til 23, hvilket er ny rekord og der er også ny rekord med flyvefærdige unger. Fantastisk med så stor ynglesucces, når man tænker på hvor mange tusinde mennesker, som passerer forbi hegningen, og mange med løse hunde.
Adskillige af de adulte Dværgterner var ikke ringmærket. Men en havde gul ring X3H og er ringmærket som unge i Norfolk i England i 2021.
Desuden blev der aflæst en 2k fugl som var ringmærket på Grønningen på Fanø sidste år. Kendskabet til 2K fuglene er meget begrænset, da langt de fleste bliver i Vestafrika det første år.
Beskyttelsen af Dværgternerne er i samarbejde med Nationalpark Vadehavet og Forsvaret
Succes Dværgterner
Ulf Bertelsen var i går på besøg ved Dværgternekolonien på stranden ved Blåvands huk. Og det er svært at få armene ned.
Det viste sig at der i øjeblikket er 19 store unger mellem 14 dage gamle og flyvefærdige. Desuden et ukendt antal meget små unger.
Derudover er der 9 reder med rugende fugle på æg, hvilket må være nye fugle som er kommet til efter at have opgivet andre steder. 2 reder var forladte.
Ulf laver en sammenstilling, men han mener at der nok er omkring 25 par i alt. Det er jo bare fantastisk.
Desværre var flere unger uden for hegnet. Bl.a. sås en unge 500 m nord for hegnet ligesom flere af ungerne var ført op i de lave klitter. Dette er problematisk i forbindelse med løse hunde eller hunde i lange snore.
Heldigvis sås ingen rævespor i forbindelse med udhegningen. Så indtil videre en uhørt succes.
Foto: Bjørn Frikke
Tjek af Dværgterner
Ikke meget vind i dag, hvilket betød at der langs med stranden lå havgus. Også toppen af fyrtårnet var dækket af og til. Men det gav også nogle behagelige temperaturer.
Tjekkede i dag hegnet omkring Dværgterner, og det så rimeligt ud. Dog er der stadig et stykke nær klitterne, hvor der ligger en stor drive sand, som ikke bare lige kan flyttes.
Mange af Dværgternerne var meget aggressive og jeg satte mig op på en bunker i klitterne, hvor det var muligt at overskue hele området.
I alt 32 adulte fugle taltes inden for hegnet. Jeg kunne se 8 dununger. Heraf 3+3+1 ret store. Derudover kiggede en lille dununge ud under en af de rugende Dværgterner, hvoraf der var 8. Tror flere af de rugende fugle havde unger.
Stor Præstekrave yngler med minimum 3 par. Her sås i alt 3+1 store dununger.
På stranden stod 2 Sandløber, som desværre viste at være skadet begge to, så uden tvivl årsagen til at de ikke er taget med til Nordgrønland.
Nettene er jo ikke i brug lige nu, men det blev lige tjekket, at de står fint, da NKV senere skal have et par ture.
Bent