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  • Do fluctuations in field vole abundance indirectly influence red grouse?

    Key points Changes in the abundance of one prey species may indirectly affect other prey species by affecting the numbers or behaviour of generalist predators. A 27-year study investigated the relationships between field voles, red grouse, and four predator species that eat both voles and grouse...

  • Red grouse endemism

    A reason to conserve? Although the Pennine red grouse looks quite different in all plumages to the Dovrefjell willow grouse, they could be considered simply ‘colour variants’ as there is substantial colour polymorphism in willow grouse. This is clear when we consider coastal willow grouse in Norw...

  • 2016 grouse season briefing

    As we all look to the hills at this time of year, we can reflect that so far we have had a mixed bag of weather since the spring, including some ill-timed snowfalls in late April into May and heavy rain in June and July. This has led to a remarkable variation in patterns of grouse productivity th...

  • How did the removal of grouse moor management in Berwyn SPA affect other birds?

    Key points The Berwyn is an important area of blanket bog and heather moorland designated as a Special Area for Conservation (SAC) and a Special Protection Area (SPA) for the upland birds that live there. Moorland management in the area has changed in the last century, with driven grouse shootin...

  • Black grouse

    Tetrao tetrix Black grouse are typically regarded as birds of early successional forest, either coniferous or birch, and of forest-edge habitats. Following reductions in the extent of natural forests, black grouse are now found in structurally similar habitats, such as mosaics of moorland and hea...

  • The importance of moorland habitat for black grouse in southern Scotland

    Key points Black grouse numbers have declined in Scotland and are considered to be a species of high conservation concern. Their display sites, known as leks, are found in open habitats such as moorland, farmland, and forest clearings. This study monitored trends in the number of male black grou...

  • Grand Grouse Draw

    Win an unbelievable day's driven grouse shooting for 8 Guns in the Scottish Borders plus accommodation for 16 guests It is with great pleasure that we offer an exhilarating day of driven grouse shooting to the winner of the 2024 GWCT Grand Grouse Draw. We have been very lucky to secure a day's d...

  • Cryptosporidiosis

    Cryptosporidiosis is a disease that infects the sinuses of poultry, gamebirds and many other species of birds, causing swollen eyes and an excessive production of mucus; it is like a particularly nasty head cold. Unlike other forms of cryptosporidiosis in other species, in red grouse the disease ...

  • Conserving the black grouse

    Contents Download this guide Download PDF » Introduction and the decline of black grouse Black grouse recovery plan Keys to recovery Shooting: A sportsman’s code A bird of the upland fringe Black grouse are birds of edge habitats. They like, in particular, the transition zone between no...

  • The GWCT and the science of mink control

    Up until 2002, GWCT advice on mink trapping was sound but conventional. It aimed to maximise success, but was based on accumulated experience not on any kind of systematic approach. The GWCT Mink Raft was conceived in 2001 and first tested in 2002. It quickly became clear that the raft had immedi...

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