Welcome to the LDV NNR ringing blog, this blog is designed to share the experiences, findings and tales from a group of dedicated ringers. We specialise in conservation orientated research projects, largely focusing on wildfowl, waders, owls and birds of conservation concern, in and around the Vale of York NNR's.

NB - Whilst the purpose of this blog was initially designed to cover our nationally important wildfowl ringing activities, it now also features wildlife and work posts, explaining how we manage the NNR for both wildlife and people.

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Aug' 25

Lower Derwent Valley - August Sightings


The highlight of the month was the presence of two adult Pectoral Sandpipers at Wheldrake Ings, although both were just brief one day visitors (10th and 22nd). A Lesser Spotted Woodpecker at Seavy Carr on the 9th was arguably more noteworthy and the first for several years.

The ongoing drought impacted waterfowl numbers but the first returning Wigeon was noted on the 16th, with several Teal and 300 Greylag Geese returning by month end. Two Great White Egrets were present early in the month with a Bittern recorded (12th) and Common Crane (21st). The last calling Quail of a good season was noted on the 2nd whilst raptors included up to seven Marsh Harriers (and yet another wing-tagged individual dispersing from Norfolk) and the first fledged Hobbies. Despite the low water levels wader passage featured strongly with (in addition to the forementioned Pectoral Sandpiper), the first 14 returning Golden Plover on the 17th, a small ongoing passage of Curlew with two lone Whimbrel, a handful of Ruff and Black-tailed Godwits and a maximum count of eleven Green Sandpipers on the restricted open water and mud on the pool at Wheldrake.

Other passage movements included several Wheatear, Whinchat and Redstarts, with good numbers of Yellow Wagtails and Spotted Flycatchers during the second half of the month. The first incoming wintering Stonechats were at North Duffield Carrs with four Ravens seen over Barmby on the Marsh.

Many thanks to everyone who contributed records and counts throughout the month, in particular to members of York Birding and regular patch birder Duncan Bye. Thanks also to Duncan Bye and Jeremy Pierson for the use of their images below.


BIRDS:

Greylag Goose – Numbers increased to 300 across the site by month end.

Egyptian Goose – Several individuals remained throughout the area during the month.

Teal – Seven were present at Wheldrake Ings on the 18th and 24th/25th.

Wigeon – The first returning bird was present at Wheldrake Ings on the 16th with another seen on the Low Grounds on the 25th.

Little Egret – Three at Wheldrake Ings on the 3rd increased to six on the 24th.

Great White Egret – Two were present on the pool at Wheldrake Ings on the 3rd.

Great White Egret - Wheldrake Ings - 03/08 - DB

Bittern – A single was present between Melbourne and Hagg Bridge on the Pocklington Canal on the 12th.

Common Crane – One flew south calling at East Cottingwith on the 21st.

Water Rail – Up to five adults and at least one large immature were present at Wheldrake Ings on the 1st with one immature and six adults seen there on the 3rd.

Quail – A single was heard at Thornton Ellers on the 2nd.

Marsh Harrier – Up to three juveniles, a cream crown and a second-year male remained early in the month with a yellow wing-tagged (HV) juvenile seen at Wheldrake Ings on the 9th and 10th. Seven were present across the site by the 24th including an adult male.

Marsh Harrier - Wheldrake Ings - 31/08 - DB

Hobby – Birds were seen regularly throughout the site during the month with the first two fledged juveniles present at Thornton Ings on the 12th – regular sightings of other birds then followed from Bank Island, Wheldrake and Thornton throughout the month. Two were at North Duffield Carrs on the 25th.

Golden Plover – Fourteen flew north at Wheldrake Ings on the 17th (first of the autumn) with one over Wheldrake Ings at dusk on the 22nd.

Lapwing – Up to 100 remained on the pool at Wheldrake Ings throughout the month.

Curlew – At least ten birds remained into early August with occasional migrant parties of one to three birds recorded heading west on the 2nd and 4th. Six headed west at Bank Island on the 8th and were followed by four on the 9th, three on the 10th and 11th and a single on the 12th. Two or three were recorded daily until the 26th.

Whimbrel – A single was seen heading over Bank Island on the 1st with one at Hemingbrough on the 23rd.

Ruff – Nine juveniles (6 males and 3 females) were present on the pool at Wheldrake on the 20th and 22nd with five remaining between the 23rd - 26th.

Ruff - Wheldrake Ings - 23/08 - DB

Black-tailed Godwit – Four were seen on the pool at Wheldrake Ings on the 2nd with three there on the 11th and just one between the 19th - 21st.

Pectoral Sandpiper – An adult was present on the pool at Wheldrake Ings on the 10th but departed overnight – this was likely to have been the same bird reported the previous day at Swillington Ings RSPB reserve and represents the twelfth reserve record – what may have been the same moulting adult then reappeared at Wheldrake and joined eight Ruff on the pool on the 22nd.

Pectoral Sandpiper - Wheldrake Ings - 10/08 - DB

Snipe – Up to 12 remained on the pool at Wheldrake Ings early in the month.

Redshank – The last remaining birds were an adult and juvenile at North Duffield Carrs on the 9th.

Greenshank – One was heard calling over the Low Grounds at Wheldrake Ings on the 1st followed by another over Bank Island on the 9th.

Green Sandpiper – Up to six birds remained on the pool at Wheldrake Ings from the 1st and increased to seven on the 3rd, eight on the 5th and nine on the 9th. Eleven were later present on the 15th and 16th followed by nine on the 17th with numbers down to seven between the 18th - 26th.

Green Sandpipers - Wheldrake Ings - 09/08 - DB

Common Tern – A single was on the pool at Wheldrake Ings on the 1st, 3rd, 8th and 10th.

Cuckoo – A juvenile was recorded at Melbourne on the 11th.

Green Woodpecker – A single was seen at Melbourne Ings on the 7th.

Lesser Spotted Woodpecker – A juvenile was found on Seavy Carr on the 9th.

Wheatear – The first returning autumn migrant was at North Duffield Carrs on the 10th and soon followed by one at Aughton Ings on the 14th. Three were at Thornton Ings on the 15th with further singles at Aughton and North Duffield Ings.  

Yellow Wagtail – Nine were at Wheldrake Ings on the 15th with four there on the 16th and six on the 17th. Four were at Bank Island on the 19th followed by five at Thornton on the 20th. Twenty plus roosted at Wheldrake Ings on the 22nd with seven there on the 23rd and six on the 25th.

Swallow – 1,000+ roosted at Wheldrake Ings on the 14th with 500+ recorded there on the 16th.

Swallows/Martins - Wheldrake Ings - 18/08 - JP

Redstart – A single male at Thornton Ellers on the 1st and 2nd was followed by one at Dunnington on the 3rd. An immature was seen at Thornton Ellers on the 25th.

Whinchat – Four were still present at North Duffield Carrs on the 1st and were seen regularly thereafter with three remaining on the 10th and two on the 14th. A single was at Wheldrake Ings between the 16th - 26th. A small arrival also brought six to North Duffield Carrs on the 24th, with them all remaining the next day.

Whinchat - North Duffield Carrs - 24/08 - DB

Stonechat – Six (family party including four juveniles) was present at North Duffield Carrs from 24th.

Raven – Four flew west at Barmby on the Marsh on the 10th.

Spotted Flycatcher – The family party of four remained at Thornton throughout the first half of the month, with three still present in the area on the 18th. Three were also noted at Wheldrake Ings on the 22nd with a single in the car park there on the 23rd. A single was found with a small ‘fall’ of chats at North Duffield Carrs on the 24th when a single was also at Wheldrake Ings. Birds were present at Thornton, Bank Island, North Duffield Carrs and Wheldrake Ings (four) on the 25th – a notable movement through the area.

Spotted Flycatcher - North Duffield Carrs - 24/08 - DB

Grasshopper Warbler – Three passage birds were caught and ringed in the reedbed at Wheldrake Ings on the 16th.

Crossbill – Four flew over Elvington on the 24th.

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