Main group 1

• Sutherland, William J., Ecological census techniques: a handbook, 2. ed., Cambridge, Cambridge University Press, 2006 (Recommeded.)
• Lawesson, Jonas Erik, A concept for vegetation studies and monitoring in the Nordic countries, Copenhagen, Nordic Council of Ministers, cop. 2000 (Chapter 8: The use of vegetation in environmental indication and pages 51–50. Is distributed via Studentportalen. Available online for free.)

Ekblom, R. 2011. Springtime for bird counts. An overview of common bird census

techniques. Sveriges Ornitologiska Förening. All chapters. Distributed at the start of course.