Wildlife triangle
Data and Resources
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Riistakolmiot - Wildlife trianglesurl
Additional information on wildlife triangles in Finnish and Swedish....
Additional Info
Field | Value |
---|---|
Source | https://www.riistakolmiot.fi/ |
Author | Andreas Lindén |
Maintainer | Andreas Lindén |
Last Updated | February 15, 2022, 14:54 (EET) |
Created | February 15, 2022, 14:53 (EET) |
% digitized | 100 |
Coverage basis | threatened and invasive mammal species in the winter track counts, excluding the large carnivores. |
Data embargo period (years) | 3 |
Data quality | Professional / professionally curated |
Data quality description | Monitoring scheme |
Geographical coverage | Finland; boreal zone forests |
Language (of the data) | Finnish |
Methods | Line-transect census of snow tracks. The transect is ca 12 km long, shaped as an equilateral triangle and located in boreal forest landscape. The survey is done during one day by volunteers, mainly local hunters, skiing or walking along the transect. The survey period starts the 15th January and ends on the 28th February in the southern and central parts of Finland. In the northern parts of Finland (Oulu region and Lapland) the period continues until 15th March. |
Size | ~500 kB |
Taxonomic coverage | Siberian flying squirrel (Pteromys volans); http://tun.fi/MX.48243 Muskrat (Ondatra zibethicus); http://tun.fi/MX.48537 Raccoon dog (Nyctereutes procyonoides); http://tun.fi/MX.46564 American mink (Neovison vison); http://tun.fi/MX.47243 European polecat (Mustela putorius); http://tun.fi/MX.47240 White-tailed deer (Odocoileus virginianus); http://tun.fi/MX.47629 |
Temporal coverage | 1989–2018 |