Definitions and assumptions

Introducing encounter rates, replicates and repeats

To gain robust density estimates, your data collection needs to fulfil the assumptions of distance sampling

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📖 Reading

To introduce the basic concepts in more detail, go to the introductory pages of Buckland et al (1993) Chapter 1 that you downloaded in What is distance sampling, and read:

1. The introductory pages, up to the end of section 1.1.2 ‘Line transects’
2. The whole of section 1.5 ’Assumptions’