British Ospreys are only present at their nesting territories for around five months per year, they spend the rest of the time at their wintering sites. A small number of birds from Western Europe winter on the Iberian Peninsula, but the vast majority travel further south to the coastal regions […]
It is with great sadness we share the news that our long-standing Glaslyn Osprey Protection Volunteer Alan Price, passed away suddenly shortly before Christmas. Alan first started volunteering at the Glaslyn Osprey Protection Site for the RSPB and continued as a regular volunteer when BGGW took over the management of […]
Wildlife in the Glaslyn Valley. There were some incredible wildlife sightings in the Glaslyn Valley during 2025. We recorded species that we have never previously logged or have rarely seen. In May a pair of Hobbies started to display breeding behaviour close to the Glaslyn nest and we were hopeful […]
The 2022 Glaslyn brood were special for many reasons, and not just because they were the final offspring produced during the Mrs G and Aran era. Every single one of those three youngsters managed to do something that very few of their older siblings had done, they returned to Wales. […]
Although the Glaslyn birds can sometimes be elusive since the failure of the Glaslyn nest, visitors to the Glaslyn Osprey Visitor Centre at Pont Croesor are still able to experience fantastic views of nesting Ospreys. The Friends of the Ospreys Pont Croesor nest is located just over 200 metres from […]
It has been a difficult few weeks for us, coming to terms with the realisation that for the first time in 22 breeding seasons we would not see any chicks hatch on the Glaslyn nest. Until this year we had only ever had two failed nesting attempts, in 2004 when […]
It has been a long and complicated few weeks of Osprey watching at the Glaslyn nest, with more twists and turns than a soap opera plot and the drama does not look to be over yet! Once Aran returned on April 12 he initially regained “ownership” of the nest from […]
Since we bid farewell to the ospreys in September it’s been a busy few weeks troubleshooting some technical issues at the nest site and Pont Croesor. Repair work is well underway to ensure we have our live streaming web cams ready to show the best views of the ospreys when […]
Author Heather Corfield For almost two decades the large dark silhouette of Mrs G reigned supreme above the skies of the Glaslyn Valley. In fact, if she was the late summering female seen in 2003, she would have been present for 20 seasons. Alas we will never know whether it […]
Weight is a fairly reliable criteria for sexing Osprey chicks, with 1500g being the rough cut-off point between the sexes when they are ringed at around 4 to 5 weeks of age. However, as the weather was extremely hot when the Glaslyn chicks were ringed at the end of last […]
