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Author Spotlight: Collective Behavioral Analysis of the Nematode, Caenorhabditis elegans
Published on: August 25, 2023
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Large-scale distribution patterns of mangrove nematodes: A global meta-analysis
Marco C Brustolin1,2, Ivan Nagelkerken3, Gustavo Fonseca2
1Centre of Sea Studies Federal University of Paraná Pontal do Paraná Brazil.
Ecology and Evolution
|June 8, 2018
Summary
Nematode richness in mangroves is primarily driven by latitude and climate, not mangrove diversity or biogeography. Local landscape factors like forest area also play a role, but less so than macroecological patterns.
Area of Science:
- Marine Ecology
- Biodiversity Science
- Meta-analysis
Background:
- Mangroves host diverse invertebrates, with foundation species potentially influencing associated fauna.
- The role of mangrove biogeography in structuring these communities remains unclear.
- Local factors and landscape metrics may significantly impact small-bodied taxa.
Purpose of the Study:
- To determine if mangrove tree richness explains macroecological patterns of nematode richness.
- To assess if local landscape attributes are more important than biogeography for nematode richness.
Main Methods:
- Conducted a meta-analysis of 34 mangrove sites globally.
- Utilized random-effects meta-analyses on natural logarithm of the response ratio (lnRR).
- Assessed macroecology (regions, latitude, longitude), local factors (biomass, tree richness), and landscape metrics (area, shape).
Main Results:
- Latitude, mangrove forest area, and forest shape index explained 19% of heterogeneity.
- Nematode richness was higher at lower latitudes, closer to the equator.
- Richness increased with landscape complexity and decreased with forest shape index.
Conclusions:
- Nematode diversity appears independent of mangrove tree richness and biogeographic patterns.
- Small-bodied metazoan diversity is likely driven by latitude and climate.
- Macroecological patterns of nematodes may evolve separately from their habitat-forming species.
Keywords:
biodiversityfree‐living marine nematodeslandscape structuremacroecologymeiofaunaspatial distributionMore Related Videos
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