Salton Sea Aeolian Dust Microbiome Metagenomic Analysis

A 22.9 MB document details the taxonomic and functional diversity of airborne dust microbiomes. The study analyzed dust samples from four locations around California's Salton Sea in summer and fall of 2020 and 2021 using 16S rRNA and shotgun metagenomic sequencing. Author Linton Freund identified 13 core microbial genera and genes linked to environmental stress resistance.

Use Cases

• Identify the 13 core microbial genera across dust samples to model aeolian microbiome composition.
• Analyze genes for sporulation, UV-radiation, and thermal resistance to understand microbial survival adaptations.
• Correlate microbial adaptations with local wind conditions and dust source surface categories as environmental predictors.
• Assess taxonomic differences between the four sampling sites to evaluate spatial influence on the dust microbiome.

Strengths

• Data derived from 16S rRNA and shotgun metagenomic sequencing of dust samples.
• Samples collected from four distinct locations around the Salton Sea.
• Analysis covers two sampling seasons (summer and fall) across 2020 and 2021.

Limitations

• Dataset is a 22.9 MB DOCX document, not a structured tabular dataset, limiting direct computational analysis.
• Sample size and specific row/column counts for microbial observations are not provided.
• Geographic scope is limited to the Salton Sea region in Southern California.

Provenance

Source

figshare, author Linton Freund.

Collection Method

Dust samples collected and analyzed via 16S (V3–V4) rRNA amplicon sequencing and shotgun metagenomic sequencing.

Time Range

Summer and fall of 2020 and 2021.

Freshness

Last updated March 2026.

Geography

Four locations around the Salton Sea, a hypersaline lake in Southern California, United States.