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Posts by Andrew Barnes

Animal seed dispersers are drivers of tropical forest recovery. Picture copyright by Marco Tschapka

Animal seed dispersers are drivers of tropical forest recovery. Picture copyright by Marco Tschapka

Biodiversity of #rainforest can recover within decades when located in highly connected landscapes because animal mobility drives natural recovery. Our @reassemblynet.bsky.social synthesis paper is out @nature.com: tinyurl.com/4w24a96b
@sgn.one @unimarburg.bsky.social @jocotoco.bsky.social 🌐🌎🧪

3 days ago 40 16 0 1
Holacanthella paucispinosa on the cover of this month's issue of Nature Ecology and Evolution. Photo by Frank Ashwood

Holacanthella paucispinosa on the cover of this month's issue of Nature Ecology and Evolution. Photo by Frank Ashwood

Breaking news: giant springtail from Aotearoa NZ made the cover of @natecoevo.nature.com!

This amazing pic of H. paucispinosa by @frankashwood.bsky.social should lure readers to the global study by @zheng-zhou.bsky.social et al on soil animal trophic diversity 🌍🌿🕷️🪱🪳🧪
www.nature.com/natecolevol/...

1 week ago 54 17 4 0
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Why Common Species Matter: Rethinking Conservation Through Food Webs Conservation efforts have traditionally been focused on saving the rarest, most threatened species, and for good reason. But what if our singular focus on endangered species is causing us to overlo…

#Ecology #Biogeography 🌐🌎

1 month ago 35 7 1 1
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Contrasting thermophilization among forests, grasslands and alpine summits Nature - Analyses of large-scale, multitaxa and long-term thermophilization patterns in forests, grasslands and alpine summits across Europe provide insight into shifts in community composition...

Interesting study @nature.com investigating "thermophilization" of forests, grasslands and alpine summits in Europe. Strong ⬆️ in warmth-demanding and ⬇️ in cold-adapted species in response to #warming.
rdcu.be/e8VWX 🌐🌍🌿🧪

1 month ago 8 3 0 0
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Greater trophic diversity of soil animal communities under agricultural land use and tropical climate - Nature Ecology & Evolution Soil fauna is an important but often neglected component of terrestrial food webs. Here the authors use a large dataset of stable isotope observations to analyse how soil animal trophic diversity vari...

Greater trophic diversity of soil animal communities under agricultural land use and tropical climate. Just out in @natecoevo.nature.com led by Zheng Zhou and @antoncollembola.bsky.social

www.nature.com/articles/s41...
🌐

1 month ago 15 12 0 1
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Iwi can lead us through the climate crisis | E-Tangata “It is remarkable that our country has commenced recognising Indigenous ancestors in some significant lands and waters. It’s time to be next-level courageous with general conservation and environmenta...

It is time all colonial nations, like Aotearoa NZ, recognise an equal role of indigenous governance if we are to tackle the great environmental challenges of our time. "We need all the knowledge and solutions at our fingertips to combat the crises of climate change." e-tangata.co.nz/comment-and-...

1 month ago 1 0 0 0
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Newly formed Bioeconomy Science Institute to cut 134 jobs The downsizing comes after several agencies earlier cut 152 jobs and were merged to create the Bioeconomy Science Institute.

This is death by a thousand cuts (excuse the pun) for NZ #science. How much more can our Science system handle?
The long-term impacts for society, environment, and innovation will likely be felt for many years to come!
www.rnz.co.nz/news/busines...

1 month ago 1 0 0 0
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Degradation of fish food webs in the Anthropocene The decrease in body size driven by the selective species turnover is widely altering fish food web topology and function.

New paper out examining fish food web degradation in the Anthropocene. We show the structure of aquatic food webs are changing-- even when species richness doesn’t. These signals are strongly associated with decreases in body size within fish communities. www.science.org/doi/10.1126/... 🌐🐠🐡🦈🐟

2 months ago 113 65 0 1
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New Zealand bug of the year: moth named Avatar after mining threat crowned winner Arctesthes avatar moth, which won nearly half of the votes, was discovered in 2012 and is critically endangered

Well, unfortunately the hellraiser mite didn't win #BugOfTheYear, but I suppose the Avatar moth is pretty deserving too... www.theguardian.com/world/2026/f...

2 months ago 1 1 0 0
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Fossil isotope evidence for trophic simplification on modern Caribbean reefs - Nature Using nitrogen isotopes from ancient and modern fish otoliths and corals, the study shows Caribbean reef food webs are now 60–70% shorter and functionally less diverse, indicating human-driven trophic simplification and increased risk of collapse.

The food chains on modern Caribbean coral reefs may have shortened by up to 70% compared with those on their prehistoric counterparts, according to research in Nature. The findings suggest that modern reefs could be increasingly vulnerable to external stressors and ecosystem collapse. 🌍 🧪

2 months ago 76 44 0 1
Entomological Society of New Zealand

Entomologists of Aotearoa! Please save the date to join @barnesecodiv.bsky.social & our local committee for the annual conference at @waikatouniversity.bsky.social September 2-4th 2026. We have fantastic plenary speakers inc Ang Mcgaughran, Neil Birelle & Giselle Clarkson.

More soon at ento.org.nz

2 months ago 8 5 0 0
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Weak trophic position–body mass relationships undermine simple size-spectrum models for coral reefs 🦑🧪

royalsocietypublishing.org/rspb/article...

2 months ago 23 10 0 0
Fig. 3. Percentage of reads attributed to carabid, prey and other for Nebria salina and Poecilus cupreus for samples from 2013 to 2019 and 2021. Colors distinguish between (a) prey reads (green), (b) carabid reads (blue) and (c) other reads (contaminants and not assigned – orange). Proportions are given as percentages of the total number per sample (after filtering the singletons).

Fig. 3. Percentage of reads attributed to carabid, prey and other for Nebria salina and Poecilus cupreus for samples from 2013 to 2019 and 2021. Colors distinguish between (a) prey reads (green), (b) carabid reads (blue) and (c) other reads (contaminants and not assigned – orange). Proportions are given as percentages of the total number per sample (after filtering the singletons).

Fig. 5. Prey diversity in the diet of Nebria salina (a) and Poecilus cupreus (b) through time. Each dot represents the diet of one carabid specimens, dots are jittered horizontally and vertically for more clarity. The curve corresponds to a linear regression with the grey area displaying the 95 % confidence interval.

Fig. 5. Prey diversity in the diet of Nebria salina (a) and Poecilus cupreus (b) through time. Each dot represents the diet of one carabid specimens, dots are jittered horizontally and vertically for more clarity. The curve corresponds to a linear regression with the grey area displaying the 95 % confidence interval.

🪲 New BAAE article:

Metabarcoding of stored carabid beetles reveals declining prey diversity over the last decade. Temporal diet shifts highlight long-term invertebrate declines and the value of historical collections for monitoring.

DOI: doi.org/10.1016/j.ba...
@gfoesoc.bsky.social

2 months ago 13 8 0 0
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Warming Reduces Parasitoid Success and Narrows Their Diet Breadth Warming may have a major impact on trophic networks, but few interactions are typically studied. Here we show that experimental warming strongly decreased the success of parasitoid development across...

Warming Reduces Parasitoid Success and Narrows Their Diet Breadth onlinelibrary.wiley.com/doi/10.1111/...

2 months ago 4 1 1 0
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Home - Global Soil Biodiversity Conference 2026 Victoria, British Columbia, Canada 12 – 15 April, 2026 GSB 2026 Key Dates 15 Dec, 2025 Early-Bird Registration Deadline 30 Jan, 2026 Late Breaking Poster Abstract Submission Deadline February, 2026 Ac...

We are pleased to announce that 4 special issues will be published as a major scientific output of the upcoming #GSB2026, to be held in Victoria, Canada, on April 12–15, 2026. More information will be posted on our webpages soon globalsoilbiodiversity2026.org @thegsbi.bsky.social #Soil #Biodiversity

2 months ago 13 10 0 0
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Pesticide residues alter taxonomic and functional biodiversity in soils Nature - A wide survey of pesticide effects on soil biodiversity across 373 sites in Europe reveals that pesticide residues occur in 70% of sites and have major effects on soil biodiversity and...

Pesticide residues found to be the second strongest driver of soil biodiversity (after soil properties) across European ecosystems! 🌐🌏🪱🦠🍄 rdcu.be/e1cOL

2 months ago 19 9 0 0
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interesting new paper on community effects of invasive species👩‍🔬🧪🌍🪲🌐🐜🌱🐞🌾

3 months ago 16 6 0 0
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New paper out! We review the effects of soil biodiversity on ecosystem functioning: www.nature.com/articles/s44...

3 months ago 15 8 0 0
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Contrasting effects of temperature across trophic levels in geothermally warmed soil food webs Global warming is altering the structure and dynamics of ecological communities, with significant consequences for soil food webs. Rising temperatures are expected to accelerate metabolic rates in or...

First EcoDiv Lab paper of 2026, and first PhD paper by Estela Folch Chaos! 🎉 Contrasting effects of temperature across trophic levels in geothermally warmed soil food webs - @oikosjournal.bsky.social nsojournals.onlinelibrary.wiley.com/doi/10.1002/...

3 months ago 4 1 0 0
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Tiny forests, huge claims: The evidence gap behind the Miyawaki method for forest restoration To scale up restoration effectively, practitioners and policymakers should prioritize methods supported by robust empirical evidence rather than relying on untested claims. Our findings highlight the...

I often get asked about the Miyawaki method of forest restoration, usually by people who have heard extraordinary claims for it. Morales et al. (2025) have reviewed the evidence and found it to be weak or absent. 🌏🧪🌳🌲 besjournals.onlinelibrary.wiley.com/doi/10.1111/...

3 months ago 90 35 8 5

Oh no way!? This is awful Benjamin, I'm so sorry! That seems unbelievable they could do this!

4 months ago 0 0 0 0
Hypothesised scaling relationships between body size and population density and energy use (metabolism and energy flux) for predators and secondary consumers

Hypothesised scaling relationships between body size and population density and energy use (metabolism and energy flux) for predators and secondary consumers

❗New paper alert❗
The 2nd publication from Poppy Romera's Masters is just out in @natcomms.nature.com
We find that adherence of 180 soil food webs to the energy equivalence rule strongly depends on the measure of energy use, trophic level, and food web structure. www.nature.com/articles/s41...

4 months ago 17 5 1 0
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Herbivory Modifies the Role of Spatial Processes in a Grassland Plant Metacommunity We empirically examined how mammalian herbivory interacts with habitat size and connectivity to affect plant diversity in a natural grassland metacommunity. We found that herbivory increased plant di...

New study out in Ecology Letters 🌱🐑!

Using long-term Åland monitoring data, we found that herbivory increases plant diversity across scales and flips the diversity–area relationship: a positive relationship is found in grazed sites while a negative one in ungrazed sites.

🔗 doi.org/10.1111/ele....

4 months ago 53 19 1 0
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Meta-analysis-derived estimates of stressor–response associations for riverine organism groups - Nature Ecology & Evolution This global meta-analysis of freshwater stressor–response relationships reveals that the biodiversity loss of five riverine organism groups reflects elevated salinity, oxygen depletion and fine sedime...

This global meta-analysis of freshwater stressor–response relationships reveals that the biodiversity loss of five riverine organism groups reflects elevated salinity, oxygen depletion and fine sediment accumulation 🧪 www.nature.com/articles/s41...

5 months ago 12 6 0 1
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Earthworm invasion reduces above-belowground biodiversity and ecosystem multifunctionality Global change alters abiotic and biotic conditions across the globe with unprecedented consequences for the functional integrity of affected ecosystems. However, most studies addressing global-change ...

Check out our brand-new preprint on how #earthworm 🪱 #invasion alters forest #multidiversity and #multifunctionality. Very rewarding collaboration with Olga Ferlian @eisenhauerlab.bsky.social @idiv-research.bsky.social.
www.biorxiv.org/content/10.1...
@globalchangeeco.bsky.social @uni-wuerzburg.de

5 months ago 15 5 0 0
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🦋 How will #insects respond to #climatechange? A global review of 351 studies shows no consistent pattern. Some species expand, others shrink, partly due to varied #methodologies. Standardised approaches are crucial to predict future insect ranges. 🌐

🔗 doi.org/10.1111/ddi....

5 months ago 24 11 1 0
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The global biomass of mammals since 1850 - Nature Communications Here, the authors estimate mammalian biomass from the 1850’s to today, tracking an increase of over five-fold in human and domesticated mammal biomass and a two-fold decrease in wild mammal biomass. R...

Check this out: the global biomass of mammals since 1850
just out in @natcomms.nature.com
www.nature.com/articles/s41...
🌐

5 months ago 24 9 0 1
Redirecting

Just published: Selective predation by nematodes drives energy fluxes and ecosystem multifunctionality in soil food webs
doi.org/10.1016/j.so...

5 months ago 3 0 0 1
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Anthropocene Canceled? 🚯 @ecosocialism1.bsky.social
monthlyreview.org/articles/has...
>>> Of course NOT <<<
The evidence speaks for itself.
No geologists, epochs or hype required.
theconversation.com/the-anthropo... 🌍⚒️🌐🧪

6 months ago 13 6 0 0
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Global warming reduces the carrying capacity of the tallest angiosperm species (Eucalyptus regnans) - Nature Communications Climate change threatens mountain ash (Eucalyptus regnans) forests, which are among Earth’s most carbon-dense ecosystems. This study finds that a projected 3∘ C warming by 2080 could reduce tree density and carbon storage in these forests by 24%

www.nature.com/articles/s41...

6 months ago 15 6 0 0