ducknest {Distance}R Documentation

Ducknest line transect survey data

Description

Simulated line transect survey of duck nests, designed to reproduce the data of Figure 2 in Anderson and Pospahala (1970).

Format

A data.frame with 534 rows and 7 variables

Details

The Monte Vista National Wildlife Refuge is in southern Colorado in the USA at an altitude of roughly 2400m.

Source

Simulated data, from the distance sampling introductory course, Centre for Research into Ecological & Environmental Modelling, University of St Andrews.

References

Anderson, D. R., and R. S. Pospahala. 1970. Correction of bias in belt transect studies of immotile objects. The Journal of Wildlife Management 34 (1): 141–146. doi: 10.2307/3799501


[Package Distance version 1.0.3 Index]