Related Experiment Video
Updated: Jan 14, 2026
09:55
Exploring the Root Microbiome: Extracting Bacterial Community Data from the Soil, Rhizosphere, and Root Endosphere
Published on: May 2, 2018
28.0K
Characterising Soil Eukaryotic Diversity From NEON Metagenomics Datasets
Leena Vilonen1, Andrew Thompson2,3, Byron Adams4
1School of Global Environmental Sustainability, Colorado State University, Fort Collins, Colorado, USA.
Molecular Ecology Resources
|October 22, 2025
Summary
Soil eukaryotes play a crucial role in ecosystem function but are understudied. This research analyzed National Ecological Observatory Network (NEON) soil metagenomes, revealing key biodiversity trends and environmental correlations.
Area of Science:
- Soil Ecology
- Eukaryotic Microbiology
- Biodiversity Science
Background:
- Belowground eukaryotic diversity is vital for soil ecosystem functioning but remains poorly understood.
- The National Ecological Observatory Network (NEON) offers extensive soil metagenomic data, yet eukaryotic analysis is challenging due to low abundance and database limitations.
Purpose of the Study:
- To assess North American soil eukaryotic biodiversity trends using NEON soil metagenome data.
- To investigate the relationship between soil eukaryotic richness and environmental factors.
Main Methods:
- A custom pipeline was developed to mine 18S rRNA sequences from NEON soil metagenome datasets.
- Analysis included 1455 samples from 45 NEON sites across 11 biomes, identifying 5183 genera in 35 phyla.
Main Results:
- Soil eukaryotic richness negatively correlated with pH.
- Managed sites reduced eukaryotic richness by 47%.
- Distinct eukaryotic communities were observed across most biomes, and fire decreased richness.
Conclusions:
- NEON soil metagenome data is valuable for exploring soil eukaryote spatiotemporal patterns.
- Findings support established ecological trends and highlight the potential for studying eukaryotic responses to environmental change.
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