Related Experiment Video
Updated: Jul 9, 2026
09:16
Methods of Soil Resampling to Monitor Changes in the Chemical Concentrations of Forest Soils
Published on: November 25, 2016
Line transect methods for plant surveys
S T Buckland1, D L Borchers, A Johnston
1Centre for Research into Ecological and Environmental Modelling, University of St. Andrews, The Observatory, Buchanan Gardens, St. Andrews KY16 9LZ, Scotland. steve@mcs.st-and.ac.uk
Biometrics
|December 15, 2007
Summary
This study introduces a new survey design to improve plant abundance monitoring. The crossed design enhances biodiversity assessments, especially for difficult-to-detect or aggregated species.
Area of Science:
- Ecology
- Botany
- Conservation Biology
Background:
- Biodiversity loss necessitates accurate plant abundance monitoring.
- Line transect sampling is common but has limitations for certain species and plot sizes.
- Challenges include small survey plots, aggregated species distributions, and low detectability.
Purpose of the Study:
- To develop an improved survey design for plant abundance monitoring.
- To address limitations of traditional line transect sampling.
- To enhance biodiversity quantification through more robust ecological surveys.
Main Methods:
- Development of a crossed survey design.
- Application of novel analytical methods exploiting the crossed design's information.
- Illustration with field data from a cowslip ( *Primula veris* ) colony.
Main Results:
- The crossed design provides additional information for more accurate abundance estimates.
- The developed methods effectively handle challenges like aggregated distributions and low detectability.
- Successful application demonstrated on cowslip population data.
Conclusions:
- The crossed design and associated methods offer a more reliable approach to monitoring plant populations.
- This methodology can improve the accuracy of biodiversity loss assessments.
- Enhanced ecological survey techniques are crucial for effective conservation strategies.
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