Osprey Details

Blue T7

Darvic LegR
BTO Ring
Ringing Date (if known)24-Jun-2016
GenderM
Hatch Date (or Year)14-May-2016
Male Parent33(11) (Blue 33)
Female ParentUnringed (Maya)
Natal NestRutland Manton Bay
Translocated?
Breeding Bird (with public breeding records)?True
Deceased?
Comments
Seen at River Gwash fish farm. Breeding in the Rutland area 2022-present. As of 2024 Darvic ring looks damaged.

References and Sightings

Type
Date
Osprey
Reference Details
Article - Print 17-Jul-2025 Blue T7 Leicestershire and Rutland Wildlife Trust Rutland Water Wildlife Report 2023 (Osprey report including off-site nests and returns, pp.10-17. Note: we have been alerted to some possible typos/errors in the BTO ring data in the report. We are currently in the process of verifying the data, and will update any errors in due course.)
URL 21-Mar-2025 Blue T7 Facebook - River Gwash Ospreys - 21-Mar-2025: Photo © Alan Crofts of Blue T7 at River Gwash
URL 28-Aug-2024 Blue T7 Facebook - River Gwash Ospreys - 28-Aug-2024: News of 30(10), 11(10), 06(09) and T7 breeding seasons in 2024
URL 20-Jun-2024 Blue T7 Facebook - River Gwash Ospreys - 20-Jun-2024: New osprey Blue 2H6 and 11 ospreys visiting in 2024 so far
URL 27-Mar-2024 Blue T7 Facebook - River Gwash Ospreys - 27-Mar-2024: Blue T7 returns in 2024
Book Blue T7 The Osprey (Poyser monograph) (Dr Tim Mackrill) p.98

Breeding Seasons

Year
Nest
Male Parent
Return Date
Female Parent
Return Date
2024 Rutland area Blue T7 27-Mar-2024
2023 Rutland Site W Blue T7 22-Mar-2023 BTO Ringed (R) (Site W female) 15-Apr-2023
2022 Rutland Site W Blue T7 30-Mar-2022 BTO Ringed (R) (Site W female) 03-May-2022
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
Blue 2H0 Blue 2H0 R F 2022 Blue T7 BTO Ringed (R) (Site W female) Rutland Site W
Note: Bird may have had other offspring not publicly acknowledged or reported on.
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