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Posts by M. Ushio

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Corona Discharges Glow on Trees Under Thunderstorms A new ultraviolet-sensitive instrument has enabled the first direct observations of corona discharges on trees under thunderstorms Corona discharges are transient in nature, often jumping from le...

Corona Discharges Glow on Trees Under Thunderstorms
agupubs.onlinelibrary.wiley.com/doi/10.1029/...

1 month ago 0 0 0 0

this is amazing measurement. So cool.

1 month ago 0 0 0 0
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In a first, researchers film treetops glowing during thunderstorms Glimmer sparked by electrical fields detected in nature for the first time

For half a century, researchers suspected treetops on Earth might glow because of thunderstorms. But the phenomenon, an electric outburst called a corona, has only ever been spotted in the lab--until now. Cool story from @hannah-richter.bsky.social for @science.org

1 month ago 41 11 0 1

thanks!

2 months ago 1 0 0 0

Our former postdoc, Taka's nice work appeared in bioRxiv. We propose that a "dynamic response trait," calculated based on time series, better predicts fish species range shift:
www.biorxiv.org/content/10.6...

2 months ago 1 1 1 0
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Urbanization and Spatial Aggregation Impair Multifunctionality in Urban Vacant Lots This study provides the first assessment of biodiversity and ecosystem multifunctionality in urban vacant lots. Although urbanization and spatial aggregation of vacant lots impaired multifunctionalit...

Urbanization and Spatial Aggregation Impair Multifunctionality in Urban Vacant Lots

onlinelibrary.wiley.com/doi/full/10....

2 months ago 1 0 0 0
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Exploring causal factors of coastal chlorophyll-a dynamics and their potential contributions to near future forecasting Harmful algal blooms have been causing significant damage worldwide, and Hong Kong is no exception. To understand the drivers of algal bloom formation and forecast the dynamics of chlorophyll-a (Chl-a...

Exploring causal factors of coastal chlorophyll-a dynamics and their potential contributions to near future forecasting

www.biorxiv.org/content/10.6...

3 months ago 0 0 0 0
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Detecting the Indo-Pacific finless porpoises (Neophocaena phocaenoides) in Hong Kong waters using environmental DNA The Indo-Pacific finless porpoise ( Neophocaena phocaenoides ), a coastal cetacean species widely distributed from the Taiwan Strait to the Persian Gulf, is an iconic species that may represent an ove...

Our new preprint! We used qPCR and µCeta eDNA metabarcoding for detecting the finless porpoises in Hong Kong.

"Detecting the Indo-Pacific finless porpoises (Neophocaena phocaenoides) in Hong Kong waters using environmental DNA"
www.biorxiv.org/content/10.6...

3 months ago 0 0 0 0
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ASICS Hong Kong Half-Marathon
Finished in 1:49!

4 months ago 0 0 0 0
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Another video. There were at least 5-6 individuals.

4 months ago 1 0 0 0
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Went to a field survey and sighted several Chinese white dolphins again! They must have released lots of eDNA into the seawater.

4 months ago 1 0 1 0

慣行農法と無施肥無農薬の圃場では、生物群集(周辺雑草や微生物)にはっきりした違いが見られて、それらがイネの生育にいくらか寄与してそう、ということを野外モニタリング(生物採集・観察・環境DNA)と時系列解析で明らかにしました

5 months ago 1 0 0 0

さきがけ時代にやっていた京都のリアル田んぼでのモニタリング研究の論文が Agriculture, Ecosystems & Environment 誌から発表されました。
doi.org/10.1016/j.ag...

5 months ago 2 0 1 0

We have posted our second Hong Kong paper on bioRxiv! We developed species-specific qPCR primers and a TaqMan probe for detecting Chinese white dolphins. The specificity and sensitivity were meticulously tested.

5 months ago 2 0 0 0
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μCeta: A Set of Cetacean‐Specific Primers for Environmental DNA Metabarcoding With Minimal Amplification of Non‐Target Vertebrates Cetacean eDNA metabarcoding results from the aquarium pool samples using new cetacean-specific primers. μCeta shows superior performance to detect and differentiate different cetacean species.

Our first Hong Kong paper was published in Environmental DNA! onlinelibrary.wiley.com/doi/10.1002/...

We developed cetacean-specific eDNA primers, named µCeta. Please try it if you are interested in cetacean eDNA metabarcoding!

6 months ago 2 0 0 0

Contrasting ecological communities in rice paddy fields under conventional and no-fertilizer farming practices www.biorxiv.org/content/10.1101/2025.08....

8 months ago 0 1 0 0
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Foraging ants as liquid brains: Movement heterogeneity shapes collective efficiency | PNAS Liquid brains conceptualize living systems that operate without central control, where collective outcomes emerge from local and dynamic interactio...

Foraging ants as liquid brains www.pnas.org/doi/10.1073/...

8 months ago 1 0 0 0
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Ecosystem-based reservoir computing. Hypothesis paper Reservoir computing (RC) has emerged as a powerful computational paradigm, leveraging the intrinsic dynamics of complex systems to process temporal da…

Ecosystem-based reservoir computing. Hypothesis paper
sciencedirect.com/science/arti...

8 months ago 2 0 0 0
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🙏 And just as an addition: don‘t use these primers for bulk sample metabarcoding. There others are ways better (we recommend fwhF2/fwhR2n as a good solution; further solutions like BF2/BR3 or mlCOI with dgHCO exist)

9 months ago 5 2 0 0
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Plastic bag bans and fees reduce harmful bag litter on shorelines Plastic pollution threatens marine and freshwater ecosystems and the services they provide. Although plastic bag bans and taxes are increasingly implemented worldwide, their effectiveness in reducing ...

Plastic bag bans and fees reduce harmful bag litter on shorelines. www.science.org/doi/10.1126/...

10 months ago 0 0 0 0
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先週、日本にいましたが、ついに「研究のために潜る」を達成しました。海綿探してます

10 months ago 1 0 0 0

Recovering historical fish eDNA from museum-preserved Antarctic filter feeders via non-destructive metabarcoding. www.biorxiv.org/content/10.1101/2025.06....

10 months ago 1 1 0 0

Contrasted effects of human pressure on biodiversity in the UK: a multi-taxonomic assessment using airborne environmental DNA www.biorxiv.org/content/10.1101/2025.05....

11 months ago 1 1 0 0

随分前に受理されていたリザバー計算の和文総説(+生態リザバーの紹介)、ようやく公開されました!
jstage.jst.go.jp/article/seit...

1 year ago 0 0 0 0

Flexible Methods for Species Distribution Modeling with Small Samples www.biorxiv.org/content/10.1101/2025.04....

1 year ago 6 2 0 0
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We were honored to celebrate with our Awardees at the ceremony. Congratulations to all!👏

From left to right: Hiroshi Tomimatsu (EiC of Ecological Research @hrstm.bsky.social ), Kohmei Kadowaki, Naoyuki Nakahama @naoyukinkhm.bsky.social, Samuel R. P.-J. Ross

#ESJ72 #ERPaperAward

1 year ago 15 10 0 0

μCeta: a set of cetacean-specific primers for environmental DNA metabarcoding with minimal amplification of non-target vertebrates www.biorxiv.org/content/10.1101/2025.03....

1 year ago 1 1 0 0
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μCeta: a set of cetacean-specific primers for environmental DNA metabarcoding with minimal amplification of non-target vertebrates Biodiversity monitoring is crucial for understanding ecosystem dynamics and species distributions, particularly in the context of anthropogenic impacts and climate change. Cetaceans, as key indicator ...

Our new preprint published! (My first Hong Kong paper!)

We developed a new eDNA primer set, named µCeta, to detect cetaceans. It can avoid amplification of non-target eDNA such as human and fishes, enabling more sensitive and efficient detection of cetacean eDNA. www.biorxiv.org/content/10.1...

1 year ago 1 1 0 0
The 11th EAFES International Congress | Official Site The 11th EAFES International Congress Official Site.

The information of our symposium at The 11th EAFES (July 2025 in Tokyo) is now open: eafes2025.com/symposia.htm...

There are four available oral presentation slots in our symposium. Please submit your eDNA talk to our symposium!

1 year ago 0 0 0 0
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This is a ‘lickometer’.

Researchers have used it to understand how the rodent brain might be coding kinematic, reward, and difficulty parameters, particularly while moving around.
buff.ly/jDxn0DX

1 year ago 8 2 0 0