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Eurasian Eagle Owl

120401404

Project grant Nr.

Target species

Eurasian eagle owl

Bubo bubo

Birds, Strigiformes, Strigidae

Schutzstatus der IUCN:

LC (Least concern)

EDGE status:

N/a

Why engage?

Need / goals

Reduce deaths from middle-voltage power lines (habitat management project)

Conservation action

Programme partner

Programme location

Sion, Place de la Gare, Sion, Switzerland

Funding

Datum der Verleihung:

$ 9,000

13.12.12, 00:00

The species

Range

Habitat

Threats

Population trend

Conservation attention

Conservation need

A number of factors threaten the survival of this super-rare canid. High altitude Afroalpine grasslands are crucial pastureland for the local people’s livestock, and heathlands provide firewood. Increasing livestock populations may be already exerting unsustainable pressure, degrading the Afroalpine ecosystem in many places and reducing the wolves' prey (rodents). Already, 60% of former Ethiopian wolf habitat (i.e. land above the tree-line) has been converted to agriculture. Human encroachment continues due to high population growth. With the herders come domestic dogs, which are numerous in the Ethiopian mountains. They act as reservoirs for infectious diseases, notably rabies and canine distemper. Moreover, given the very small global population of Ethiopian wolves, inbreeding and hybridisation form an additional threat. A handful of hybrid wolves were recorded in the Web Valley of the Bale Mountains in the 1980-90s, the result of crosses between female wolves and male domestic dogs. Political instability and conflict due to livestock predation can lead to killings of Ethiopian wolves, especially in the northern highlands. As more roads are built and traffic increases steadily, so does the risk of wolves being killed by vehicles.

Addressing the need

This was a habitat management project conducted in Switzerland for a locally rare owl species living outside any protected area.

The Eurasian eagle owl (Bubo bubo) was suffering heavy losses from electrocution at numerous power poles in the canton of Valais. These were so significant that the local population was stable only because of immigration from neighbouring countries, while the native breeding population was unable to sustain its numbers. The power poles were effectively acting as a death traps for eagle owls, which were attracted to them as they seemed to offer prime perching sites.

To help resolve this situation, we paid a grant for developing an interactive information system. This IT system was designed to map those middle-voltage power poles in the Valais (Switzerland) which were associated with high Eagle owl casualty rates. The map allowed identifying poles that needed to be refurbished in order to eliminate the death risk for the eagle owls.

Conservation action specifics

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