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Osprey Details

Unringed (KF13/Mrs YA)

Darvic Leg
BTO Ring
Ringing Date (if known)
Gender	F
Hatch Date (or Year)
Male Parent
Female Parent
Natal Nest
Translocated?
Breeding Bird (with public breeding records)?	True
Deceased?
Comments Breeding female at Kielder 1, first seen in 2013

References and Sightings

Type	Date	Osprey	Reference Details
URL	20-Apr-2025	Unringed (KF13/Mrs YA)	Kielder Ospreys - Blog - 20-Apr-2025: Egg 2 for W6 and KF13
URL	27-Mar-2025	Unringed (KF13/Mrs YA)	Kielder Ospreys - Blog - 27-Mar-2025: Another female returns today (KF13)
URL	22-Jul-2024	Unringed (KF13/Mrs YA)	Kielder Ospreys - Blog - 22-Jul-2024: Mostly about Nest 4 (including Blue 728, Blue 280, Blue Y1)
Book		Unringed (KF13/Mrs YA)	The Osprey (Poyser monograph) (Dr Tim Mackrill) p.99

Breeding Seasons

	Year	Nest	Male Parent	Return Date	Female Parent	Return Date
	2025	Kielder 1A	Blue W6	02-Apr-2025	Unringed (KF13/Mrs YA)	27-Mar-2025
	2024	Kielder 6	Blue W6	29-Mar-2024	Unringed (KF13/Mrs YA)	29-Mar-2024
	2023	Kielder 1A			Unringed (KF13/Mrs YA)	17-Apr-2023
	2023	Kielder 8	Blue Y1	09-Apr-2023	Unringed (KF13/Mrs YA)	17-Apr-2023

Note: Bird may have had other breeding seasons not publicly reported on.

Publicly Known Offspring

	Ring	Id	Leg	Gender	Hatched	Male Parent	Female Parent	Nest
		Chick 1 Kielder 1A 2025		?	2025	Blue W6	Unringed (KF13/Mrs YA)	Kielder 1A
		Chick 2 Kielder 1A 2025		?	2025	Blue W6	Unringed (KF13/Mrs YA)	Kielder 1A
		Chick 3 Kielder 1A 2025		?	2025	Blue W6	Unringed (KF13/Mrs YA)	Kielder 1A
	Blue UV	Blue UV	R	M	2014	White YA	Unringed (KF13/Mrs YA)	Kielder 1
	Blue VP	Blue VP	R	F	2015	White YA	Unringed (KF13/Mrs YA)	Kielder 1
	Blue VT	Blue VT	R	F	2014	White YA	Unringed (KF13/Mrs YA)	Kielder 1
	Blue VV	Blue VV	R	F	2014	White YA	Unringed (KF13/Mrs YA)	Kielder 1
	Blue VY	Blue VY	R	F	2015	White YA	Unringed (KF13/Mrs YA)	Kielder 1
	Blue Y0	Blue Y0	R	F	2016	White YA	Unringed (KF13/Mrs YA)	Kielder 1A
	Blue Y1	Blue Y1	R	M	2016	White YA	Unringed (KF13/Mrs YA)	Kielder 1A

Note: Bird may have had other offspring not publicly acknowledged or reported on.

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