PTExercise {Distance}

Simulated point transect survey data

Description

Simulated point transect survey. Thirty point transects, detection function is half-normal. True object density is 79.6 animals per hectare.

Format

A data.frame with 144 rows and 7 variables

• Region.Label strata names (single stratum)

• Area size of study area (0 in this case)

• Sample.Label transect ID

• Effort number of visits to point

• object object ID

• distance radial distance (m)

• Study.Area name of study area

Source

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