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Department Head: 

Prof. Dr. Alexandra-Maria Klein
phone:+49 (0)761 203-67770



Mrs. Ilona Winkler
phone:+49 (0)761 203-3635
fax:+49 (0)761 203-3638


Chair of Nature Conservation
& Landscape Ecology
University of Freiburg
Tennenbacher Str. 4
D-79106 Freiburg




Dr. Benoît Sittler

20230117-P1174191-2.jpgBenoît Sittler
phone: +49 (0)761 203 -3629                              
Room No. 504




  • Ecology
  • Landscape change and remite sensing (Laser Scanning)
  • Nature protection
  • Polarresearch & Climate Change



Karupelv Valley Project 2019

The polar bear visits and inspects the trapper's hut after the researchers have left




1997 - 2014 Research scientist in the Chair for Landscape Management of the Faculty of Environment and Natural Resources (Univ. Freiburg) – In charge of various scientific projects in the field of landscape management, landscape archaeology and nature protection, also some lectureships in lectureships in ecology



1993 - 1997
Freelance scientist (consultant and researcher) in environmental assessment and nature protection projects including also transboundary environmental programmes (mainly cooperation with France
since 1988 Initiation in 1988 of an ongoing long term ecological research in the North-East Greenland National Park, entitled “Karupelv Valley Project” and devoted to the lemming cycles in a high arctic site
1987 - 1993 Research assistant at the Chair for Landscape Management in the Project:  “Stadtbiotopkartierung Freiburg"
1985 - 1986 Research associate at the Environmental Office of the City of Karlsruhe
1978 - 1984 Research assistant at the Forestry Research station Freiburg (Department Landscape Ecology). Awarded a PhD in forest ecology in 1982 (Univ.Freiburg)
1974 - 1977 Studentship within French-German academic exchanges to complete education in environmental sciences at the Forestry Faculty of Freiburg (D), specializing in Landscape Ecology
1969 - 1973

Academic education  - Studies in geography at the University of Strasbourg (1969-73), specializing in biogeography, climatology and ecology, awarded a master degree in 1973



  • Dittrich, A., Lang, J., Schütz, C., Sittler, B. & Eitzinger, B. (2023): Identifying invertebrate species in Arctic muskox dung using DNA barcoding. Polar Research 42: 9017. online first. doi: 10.33265/polar.v42.9017. Link
  • Schmidt, N.M., Roslin, T., Holst Hansen, L., Gilg, O., Lang, J., Sittler, B., Hansen, J., Bollache, L. & Vesterinen, E. (2022): Spatio-temporal patterns in arctic fox (Vulpes alopex) diets revealed by molecular analysis of scats from Northeast Greenland. Polar Science 829: 100838. Link
  • Von Beckerath, X., Benadi, G., Gilg, O., Sittler, B., Yannic, G., Klein, A.M. & Eitzinger, B. (2022): Long-term monitoring reveals topographical features and vegetation explain winter habitat use of an arctic rodent. Arctic Science 8: 349–361. Link
  • Meyer, N., Bollache, L.,  […] Sittler, B. et al. & Glig, O. (2020): Nest attentiveness drives nest predation in arctic sandpipers. Oikos 129: 1481-1492. Link
  • Fuglei, E., Henden, J.A., Callahan, C.T., […] Sittler, B. et al. & Martin K. (2020): Circumpolar status of Arctic ptarmigan: Population dynamics and trends. Ambio 49: 749-761. Link
  • Bulla, M., Reneerkens, J., Weiser, E.L., […] Sittler, B. et al. & Kempenaers, B. (2019): Comment on “Global pattern of nest predation is disrupted by climate change in shorebirds”. Sience 364: eaaw85289. Link
  • Büntgen, U., […] Sittler, B. et al. & Krusic, P.J. (2018): Long-term recruitment dynamics of arctic dwarf shrub communities in coastal east Greenland. Dendrochronologia 50: 70-80. Link
  • Skamris Andreassen, P.N., […], Sittler, B. et al. & Solaiman Al-Sabi, M.N. (2017): Gastrointestinal parasites of two populations of Arctic foxes (Vulpes lagopus) from north-east Greenland. Polar Research 36, sup1, 13. online first. doi:10.1080/17518369.2017.1308667. Link
  • Berteaux, D., […], Sittler, B. et al. & White, P.A. (2017): Harmonizing circumpolar monitoring of Arctic fox: benefits, opportunities, challenges and recommendations. Polar Research 36, sup1, 2. online first. doi: 10.1080/17518369.2017.1319602. Link
  • van Bemmelen, R., Moe, B.,  Hanssen, S.A., Schmidt, N.M., Hansen, J., Lang, J., Sittler, B., Bollache, L., Tulp, I., Klaassen, R. & Gilg, O. (2017): Flexibility in otherwise consistent non-breeding movements of a long-distance migratory seabird, the long-tailed skua. Marine Ecology Progress Series 578: 197 - 211. Link
  • Weiser, E.L., [..9, Sittler, B. et al. & Sandercock (2016): Effects of geolocators on hatching success, return rates, breeding movements, and change in body mass in 16 species of Arctic-breeding shorebirds. Movement Ecology  4: 12. doi: 10.1186/s40462-016-0077-6 Link
  • Robert, S. & Sittler, B. (ed.) (2016): L’eau comme morphogène dans les paysages. Proceedings of the  XVII UISPP World Congress (1–7 September, Burgos, Spain). Volume 4 / Session A14. ISBN 9781784912871.
  • Barraquand, F., Høye, T.T., Henden, J.-A., Yoccoz, N.G., Gilg, O.; Schmidt, N.M., Sittler, B. & Ims, R.A. (2014): Demographic responses of a site-faithful and territorial predator to its fluctuating prey: long-tailed skuas and arctic lemmings. Journal of Animal Ecology 83: 375-387.
  • Gilg, O., Moe, B., Hanssen, S.A., Schmidt, N.M., Sittler, B., Hansen, J., Reneerkens, J., Sabard, B., Chastel, O., Moreau, J., Phillips, R.A., Oudman, T., Biersma, E.M., Fenstad, A.A., Lang, J. & Bollache, L. (2013): Trans-Equatorial Migration Routes, Staging Sites and Wintering Areas of a High-Arctic Avian Predator: The Long-tailed Skua (Stercorarius longicaudus). PLOS ONE 8: e6461.
  • Sittller, B. & Hauger, K. (2013): Reconstructing medieval landscapes by using LIDAR Technology. Large scale surveys of relict field systems in Central Europe. In: DJINDJIAN, F. & ROBERT, S. (eds.): Understanding landscapes, from land discovery to their spatial organization. International union of prehistoric sciences, BAR International Series 2541, pp.107-113.


 more see: Link

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