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.

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Dec' 23

Lower Derwent Valley NNR - December Sightings

Extensive flooding continued with water levels finally dropping towards the end of the month, however despite challenging conditions (for both birds and local birders with restricted access and limited dry land), several notable species were logged with plenty of interest throughout. The highlight of the month for many was the first record for the reserve of a Purple Sandpiper which was at Wheldrake Ings on the 3rd and 4th, with the latter date also seeing a Turnstone present at the same site. More usual December sightings included three Bewick’s Swans, a red-head and drake Smew, up to 10 Scaup and notable counts of 63 Goldeneye, 70 Pochard and 920 Dunlin, with yet another Cattle Egret in the area at Elvington. Both male and ringtail Hen Harriers were present at Skipwith Common, whilst the Wheldrake gull roost increased with 25,000 Black-headed Gulls and 10,000 Common Gulls, and a single Mediterranean and Caspian. The area also saw its fair share of the winter Waxwing influx with several flocks appearing in the local villages early in the month.

Many thanks as always 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, Stuart Rapson, Tony Wilson and Andrew Woodcock for the use of their images below. 

 

BIRDS:

Mute Swan 83 were recorded on the monthly WeBS count on the 16th.

Bewick’s Swan – Three adults remained in a field at Fangfoss until the 6th and were later present at Melbourne Ings on the 22nd with them then seen commuting between the two sites on the 27th.

Whooper Swan – 134 were present throughout the site on the 6th increasing to 168 by the 16th. 202 were then recorded across the reserve on the 27th.

Whooper Swans - Ellerton - 31/12 - SR

Pink-footed Goose – One to two hundred were present throughout the month in small groups across the site with 400 recorded on the 16th. 400 were also present in a field adjacent to North Duffield Carrs on the 18th.  

White-fronted Goose – Three adults were at Thornton Ings on the 27th.

Greylag Goose – 3000+ remained early in the month but numbers reduced thereafter, although extensive flooding made access difficult resulting in limited counts. 600 remained at month end.

Barnacle Goose – Six were present in the Aughton, Ellerton and East Cottingwith areas between the 12th and 16th.

Egyptian Goose – Four remained at Thornton Ellers on the 16th.

Egyptian Goose - East Cottingwith - 16/12 - DB

Shelduck – Numbers continued to increase with 68 on the 10th and 83 on the 16th.

Wigeon – Numbers increased but were lower than expected due to the extensive deep flooding and limited feeding opportunities. 8180 were recorded on the 16th.

Teal – 6458 were counted during the WeBS on the 16th.

Mallard – 1000 were present early in the month but were spread out and hard to count due to the extensive flooding. 650 were recorded on the 16th.

Pintail – A monthly maxima of 318 were recorded on the WeBS on the 16th.

Pintail - Wheldrake Ings - 23/12 - DB

Shoveler – Up to 110 were present throughout the month.

Gadwall – Up to 80 were recorded across the site during the month.

Pochard – 40 remained early in the month but had increased to 70 on 16th.

Tufted Duck – 110 were present at North Duffield Carrs on the 9th with 225 counted throughout the site on the 16th. 200+ remained at month end.

Smew – A drake was present at Thorganby Ings on the 13th where it remained to month end whilst a red-head was present at East Cottingwith Ings on the 24th.  Two drakes flew south at Ellerton on the 30th.

Scaup – A female was present at North Duffield Carrs on the 5th with at least five at this site on the 8th followed by four on the 9th. A single was at Wheldrake Ings on the 10th when two were also at Bubwith, with a minimum of six different birds believed to be involved between the 5th and the 10th. Four first-winter drakes were at North Duffield Carrs from the 14th with four drakes and four ducks throughout the site between the 16th-17th. A female was still present on the 23rd with four there on the 24th (an adult female, adult male and two first year males). Singles ducks were then present at Thorganby on the 27th and Wheldrake Ings on the 28th, followed by a drake at North Duffield Carrs on the 30th and a pair at Wheldrake Ings on the 31st.

Goldeneye – Up to 30 were present around the site on the 5th but increased with further flooding to 63 on the 8th.

Goldeneye - Wheldrake Ings - 23/12 - DB

Goosander – Two were present at Wheldrake Ings on the 23rd.

Red-breasted Merganser – A drake was at North Duffield Carrs on the 5th.

Little Egret – Three were present at Melbourne and Thornton Ings on the 16th with two there on the 31st.  

Grey Heron – Up to 20 were regularly encountered around the site throughout the month.

Bittern – A single was found in riverside vegetation at Bank Island on the 28th.

Great White Egret – One was seen at the Melbourne Arm on the 20th.

Cattle Egret – One was present near Elvington on the 13th.

Grey Partridge – 27 were recorded in two coveys by Skipwith church on the 20th.

Marsh Harrier – Three cream-crowns were still present at North Duffield Carrs on the 8th when three different birds, including the wing-tagged individual D3 and an adult male were in the Wheldrake/Bank Island area. D3 was present at Skipwith Common on the 14th but was back again in the Lower Derwent Valley between the 16th-17th. At least four were at Wheldrake Ings on the 25th, followed by an adult male at Bank Island on the 27th and six cream crowns at Thorganby on the 30th – a total of at least eight different birds involved.

Hen Harrier – An adult male was present at Skipwith Common on the 11th with a ringtail there on the 14th, 23rd, 29th and 31st – presumably present throughout the month, with possibly the same individual at Wheldrake Ings on the 31st.

Hen Harrier - Skipwith Common - 29/12 - TW

Peregrine – Up to three birds were recorded throughout the month.

Lapwing – Last months ‘sandy coloured’ bird was again present at Thornton on the 5th, having been first recorded in the Lower Derwent Valley three winters ago. Despite restricted feeding habitat a total of 3686 individuals were recorded on the WeBS on the 16th – largely on adjacent arable fields and loafing on small, confined areas of exposed flood banks. 4400 were present on the 30th/31st.

Golden Plover – 347 were still lingering on the 16th. As the peak of the floods receded up to 1000 were present at Wheldrake Ings on the 25th.

Dunlin – Up to 100 were at Wheldrake Ings on the 3rd with 200+ at North Duffield Ings on the 6th. 500+ were on fields at Derwent Cottage Farm near Bubwith Bridge on the 9th and still remained between the 16th-18th. At least 720 were present throughout the site on the 23rd building to 920 by the 30th.

Ruff – Twelve were at Wheldrake Ings on the 3rd with six at North Duffield Ings on the 6th. 13 were at North Duffield Ings on the 30th.

Ruff - Wheldrake Ings - 03/12 - DB

Black-tailed Godwit – One was present at Wheldrake Ings on the 22nd with seven there on the 23rd. 40 were present throughout the site on the 24th with 29 remaining at North Duffield Ings on the 30th.

Jack Snipe – Five were at Heslington Tilmire on the 16th.

Snipe – 200+ were at Wheldrake Ings and the Low Grounds after dark on the 4th, whilst 100 flew over Bank Island on the 6th presumably in response to raising water levels displacing them to other sites. 200 were present on the flood bank south of Bubwith Bridge after dark on the 6th. 150 were recorded on Heslington Tilmire after dark on the 11th.

Woodcock – 50+ were still present on Heslington Tilmire on the 11th when a total of seven were caught and ringed. 35 were in five fields adjacent to Skipwith Common after dark on the 19th.

Curlew – A handful were recorded throughout the site early in the month with 19 present on the 16th.

Purple Sandpiper – A single was found at Wheldrake Ings on the 3rd which was a first for the reserve and the 41st species of wader recorded on the site in the last 41 years. It was relocated in the same area after dark on the 4th.

Purple Sandpiper - Wheldrake Ings - 03/12 - DB

Turnstone – One was heard calling after dark on the 4th at Wheldrake Ings.

Redshank – One or two remained despite the high water levels with peak counts of twelve on the 10th and just two on the 17th.

Green Sandpiper – Two were recorded at Melbourne Ings on the 20th.

Mediterranean Gull – A first-winter was at the Wheldrake roost on the 23rd.

Black-headed Gull – Numbers increased during the month to 20,000 at the Wheldrake roost by the 16th with 25,000 on the 23rd.

Common Gull – 10,000 roosted at Wheldrake Ings on the 16th and 23rd.

Herring Gull – Up to 100 roosted early in the month at Wheldrake with 400 there on the 23rd.

Caspian Gull – A first-winter was present in the Wheldrake roost on the 23rd.

Caspian Gull - Wheldrake Ings - 23/12 - DB

Great Black-backed Gull – 30 were at Wheldrake Ings on the 16th with 40 there on the 23rd.

Water Pipit – A single was found at Bubwith Ings on the 3rd and was seen again there on the 6th before flying off towards North Duffield Ings.

Raven – A single went over Skipwith Common on the 2nd.  

Waxwing – Up to 25 were in Wheldrake village between the 11th and 13th, with eight at Dunnington on the 14th. 12 were still present in Wheldrake on the 16th with six at Thorganby and ten at Dunnington on the same day. Three remained at Wheldrake on the 17th with a single there on the 18th.

Waxwing - Wheldrake - 16/12 - AW


Stonechat – Up to four were present early in the month at North Duffield Carrs with single on the Low Grounds on the 3rd and Bank Island on the 4th. Numbers seemingly increased with six at East Cottingwith, two at North Duffield Carrs and singles at Bank Island, the Low Grounds, Wheldrake and North Duffield Ings on the 5th. Further pairs were found at Elvington on the 9th and East Cottingwith and Ellerton Ings on the 11th with further birds located throughout the site during the rest of the month - a minimum total of 40-45 wintering birds were thought to be present.

Stonechat - Hagg Lane - 17/12 - DB

Chiffchaff – One at the NNR base garden at Bank Island on the 8th and East Cottingwith on the 15th.

Willow Tit – Two or three remained at Wheldrake Ings early in the month with other sightings of one or two birds from Bielby, Melbourne and North Duffield Carrs. Eight were then present at North Duffield Carrs on the 6th with three there on the 16th.

Cetti’s Warbler – Six wintering birds remained during the month whilst two returned to Melbourne – a total of eight wintering birds were present thereafter.

Brambling – Six were present at Thornton on the 24th.

Corn Bunting – Up to 20 were at Thornton Ellers on the 16th with 41 at Hagg Lane, East Cottingwith on the 17th.

Corn Bunting - Thornton - 16/12 - DB


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