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Mikko Tiusanen

@mikkotiusanen.bsky.social
1.2K followers 462 following 31 posts

Scientist (ecology, entomology), Flowering plants and their pollinators. Arctic and alpine areas. Environmental change and phenology.

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Reposted by Mikko Tiusanen
Research Centre For Ecological Change @rececochange.bsky.social · 28/09/2026
📢 Open position in Biodiversity Science The 2-year position focuses on how patterns of species co-occurrence are shifting under global change, using long-term biodiversity datasets and advanced statistics. 📍 Helsinki, Finland | ~€3,700/month 📅 Apply by 19 Oct. jobs.helsinki.fi/job/Helsinki...
jobs.helsinki.fi
Postdoctoral Researcher in Biodiversity Science
Postdoctoral Researcher in Biodiversity Science
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phenobs.bsky.social @phenobs.bsky.social · 17/09/2026
Today @rrauschkolb.bsky.social provided some insights into our work at the joint @gfoesoc.bsky.social and @nordicoikos.bsky.social conference. PhenObs data can be treated as collected in common gardens to study phenological patterns within communities.🌻🌱
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Reposted by Mikko Tiusanen
Emma-Liina Marjakangas @emmamarjakangas.bsky.social · 15/09/2026
Two weeks left to apply for the postdoc position on seed dispersal networks, global change and conservation! 🌳🐦‍⬛🦊🍒
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Research Centre For Ecological Change @rececochange.bsky.social · 11/09/2026
We’ll be at Joint NSO-Gfö next week in Odense! 👋 Check out our talk list below and come say hi—we’d love to chat! #NSOGfÖ2026 @nordicoikos.bsky.social @annaliisalaine.bsky.social @sonjasaine.bsky.social @joriswiethase.bsky.social
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Mikko Tiusanen @mikkotiusanen.bsky.social · 12/09/2026
Looking forward to seeing all the cool ecology at the #NSOGfÖ2026 meeting next week in Odense! Travelling there slowly from Helsinki! See you! @nordicoikos.bsky.social @gfoesoc.bsky.social
A ferry leaving Helsinki market square
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Billur Bektaş 🍃 @billurbektas.bsky.social · 12/09/2026
On my way to #NSOGfÖ2026 🍂 If you arrive later but want to join our forecasting challenge, let’s chat!
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Mario Vallejo-Marin @nicrodemo.bsky.social · 31/08/2026
I am looking for potential candidates interested in applying for an external postdoctoral fellowship in my lab at Uppsala University. If you want to work on buzz pollination please get in touch. Reach me by email. More about our current work here: plant-evolution.org/wp/
Buzz pollinating beeThe Gustavianum museum at Uppsala
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Elina Kaarlejärvi @elinakaarlej.bsky.social · 24/08/2026
📢 We are hiring! PhD opportunity in my group as part of MSCA Doctoral Network ReDiLEEP, which recruits 13 Doctoral Candidates. Focus in this project: traits, responses & plant community stability in boreal forest and tundra. Supervised together with @lauraantao.bsky.social DL 18 Sept 👇
jobs.helsinki.fi
Doctoral Candidate (PhD) in plant community ecology
Doctoral Candidate (PhD) in plant community ecology
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Emilie Ellis @e-ellis1.bsky.social · 17/08/2026
🦋 I’m recruiting a fully funded PhD student at the University of Helsinki: understanding how butterflies respond to climate change across Europe. Apply by 30 Sept: Full details: jobs.helsinki.fi/job-invite/5... Please share! #ecology #job #phd
jobs.helsinki.fi
Doctoral Researcher (PhD student) in Butterfly Ecology and Climate Change across Europe
Doctoral Researcher (PhD student) in Butterfly Ecology and Climate Change across Europe
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Pável Matos @pavelmatosm.bsky.social · 31/07/2026
Please share: Full-time PhD position on Butterfly Evolution at High Elevations 🦋⛰️ The project aims to understand the evolution and adaptation of Andean white butterflies using genomics. DEADLINE: September 11, 2026 More info: pavelmatos.wordpress.com/join-us/
pavelmatos.wordpress.com
Join us
Opportunities Below are the positions currently open in our lab. Open PhD position (full time) Comparative and Population Genomics of Butterflies at High Elevations. The project aims to understand …
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Emma-Liina Marjakangas @emmamarjakangas.bsky.social · 29/07/2026
📢 PhD opportunity at the University of Helsinki! Join the ANEW project to study ecological networks, seed dispersal and biodiversity conservation under global change. Apply by 31 Aug 2026. 🔗 jobs.helsinki.fi/job/31_8_202... #PhD #Ecology #Conservation #AcademicJobs
jobs.helsinki.fi
Doctoral Researcher (PhD student) in Ecological Networks and Biodiversity Conservation
Doctoral Researcher (PhD student) in Ecological Networks and Biodiversity Conservation
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Reposted by Mikko Tiusanen
Florian Altermatt @florianaltermatt.bsky.social · 17/07/2026
I am #hiring! In my group 📍Universität Zürich | University of Zurich & Eawag I have #two open #Postdoc #Positions, with application deadlines in early August 2026. 🧬 🦐 🐠🌐🌍 Here a quick reminder & 🧵with all details, thanks for 🔄 redistributing to interested candidates.
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Mikko Tiusanen @mikkotiusanen.bsky.social · 22/06/2026
One week to apply this PhD position on alpine flowering plants and pollinators in Switzerland!
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Mikko Tiusanen @mikkotiusanen.bsky.social · 07/06/2026
Are you interested in flowering plants, pollinators or Alps? Plant Ecology Group at ETH Zürich is looking for a PhD student! I can warmly recommend the group! The meadows of the study area are simply amazing to anyone interested in biodiversity! Application DL 30.6. @ethz.ch @usyseth.bsky.social
A jpg version of the call pdf linked in the following messageDryas octopetala. White flowers with mountain peak in the backgroundOphrys sphegodes. A small orchrid with brown flowersRosalia alpina. A light blue long-horn beetle with black spots
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Dara Stanley @darastanley.bsky.social · 13/05/2026
Just 5 days left to apply for our open PhD and postdoc positions in bee ecology!
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Anna-Liisa Laine @annaliisalaine.bsky.social · 07/05/2026
We’re hiring! We invite applications for an Ecological Statistician to join our team. Work at the interface of cutting-edge biodiversity science and statistics. DL 27 May @jarnovanhatalo.bsky.social @rececochange.bsky.social @erc.europa.eu jobs.helsinki.fi/job/Helsinki...
jobs.helsinki.fi
Ecological Statistician
Ecological Statistician
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Maria Heikkilä @mariaheikkila.bsky.social · 06/05/2026
New opening for a postdoctoral researcher in PhenoBees project (Finnish Museum of Natural History) jobs.helsinki.fi/job/Helsinki...
jobs.helsinki.fi
Postdoctoral researcher in insect morphology and evolution
Postdoctoral researcher in insect morphology and evolution
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Florian Altermatt @florianaltermatt.bsky.social · 30/04/2026
Open #PhD #position on “Projecting the #human #impact on #biodiversity” (fully funded 4 years position) in my group @University Zurich & @eawag.bsky.social 🌐 🌍 📈 🦀 🐟 🌳 All #details & application instructions 🎯: apply.refline.ch/673277/1356/... ❗Thx for spreading the word / apply now!
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Functional Ecology @funecology.bsky.social · 28/04/2026
📰Published📰Hotspots on cold mountains: hot flowers as pollinator refuges in mountain ecosystems⛰️ buff.ly/hN4jSFd 🧪🌍️
buff.ly
Hotspots on Cold Mountains: Hot Flowers as Pollinator Refuges in Mountain Ecosystems
Joshua M. Coates, Maldwyn J. Evans, Ben C. Scheele, Saul A. Cunningham This is a plain language summary of a Functional Ecology research article which can be found here. Mountain environments are o…
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Aleksi Lehikoinen @aksulehikoinen.bsky.social · 23/04/2026
Uusi tutkimus @utu.fi #thermacell myrkystä: "Jo lyhyt altistuminen hyönteiskarkotteissa käytetylle myrkylle voi heikentää merkittävästi kimalaisten kykyä löytää takaisin pesälleen. Kimalaisten kyky suunnistaa takaisin pesälleen on koko yhdyskunnan elinehto." www.utu.fi/fi/ajankohta...
utu.fi
Hyönteiskarkotteiden myrkky häiritsee kimalaisten suunnistuskykyä
Jo lyhyt altistuminen hyönteiskarkotteissa käytetylle myrkylle voi heikentää merkittävästi kimalaisten kykyä löytää takaisin pesälleen.
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Nina Rønsted @ninaronsted.bsky.social · 17/03/2026
Deadlines approaching. NHM Denmark @nhmdk.bsky.social in Copenhagen seeks 3 new Tenure Track Assistant Professor & Curator's to help develop our 14 million global collections dating back 400 years. Lepidoptera 22/3 lnkd.in/eTUk9iA5 Bryophytes 23/3 lnkd.in/eEaXnNnb Mollusca 30/3 lnkd.in/eScSZYBq
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Billur Bektaş 🍃 @billurbektas.bsky.social · 16/03/2026
I use LLMs every day but it never crossed my mind to replace a student with it. I felt very disturbed by this essay at so many levels. Though I often think how I can use it more responsibly and how I can teach about responsible usage of it. www.science.org/content/arti...
science.org
Why I may ‘hire’ AI instead of a graduate student
“It can competently perform a lot of the work I need immediately,” this professor writes
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Reposted by Mikko Tiusanen
Nordic Society Oikos @nordicoikos.bsky.social · 16/03/2026
Abstract submission is now open for the Nordic-Oikos-GfÖ conference taking place 14-17 September 2026 and bringing together +1200 ecologists! 👉 Submit your abstract here: vist.ly/4uzt9 We look very much forward to receiving your contribution!
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Anna-Liisa Laine @annaliisalaine.bsky.social · 06/03/2026
Our paper with @mikkotiusanen.bsky.social out now in @oikosjournal.bsky.social 🥳 In the picture we are hard at work collecting data on Mount Calanda 🗻
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Sophie Weides @sophieweides.bsky.social · 05/03/2026
Our new review is finally out! 🌿 I’m especially excited because this is the first chapter of my PhD! Have a read to see what shapes the range limits of alpine plants besides freezing temperatures ❄️ onlinelibrary.wiley.com/doi/10.1002/...
onlinelibrary.wiley.com
On the Limits of Alpine Plants: A Systematic Review of the Factors Behind Species' Elevational Range Limits
This systematic review of 107 studies on the factors behind the elevational range limits of alpine vascular plants shows a persistent emphasis on upper limits and abiotic factors, especially temperat...
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iBartomeus @ibartomeus.bsky.social · 22/12/2025
This gallery of almost all EU bee species high quality photos is quite impressive: pollinatoracademy.eu/images
pollinatoracademy.eu
Pollinator Academy
The Pollinator Academy is a learning platform with integrated taxonomic tools and information on European pollinators.
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Johanna Mappes @jmappes.bsky.social · 12/12/2025
Thrilled to announce a Postdoc opportunity in our group on the evolutionary genetics and ecology of colour. Wonderful system, great collaborators, and room to shape your own ideas. Apply by 7 Jan: jobs.helsinki.fi/job/13477181...
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Paulina Arancibia @pauliarancibia.bsky.social · 14/11/2025
🌎 Experiments are central to understanding community dynamics, yet their use is declining. We're trying to understand why. If you work in community ecology, we'd really appreciate your input in a quick survey (<5 mins). 👉🏼 link.webropolsurveys.com/S/2022629791... Reposts welcome!
link.webropolsurveys.com
Webropol Survey
Survey Powered by Webropol
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Nature Ecology & Evolution @natecoevo.nature.com · 18/12/2025
Bee assemblage data from 681 crop fields across 3 continents shows that local pesticide hazards and decreasing adjacent semi-natural habitats negatively affected wild bee abundance and species richness in crop fields, while pesticides reduce functional diversity🧪🐝 www.nature.com/articles/s41...
nature.com
Pesticides and habitat loss additively reduce wild bees in crop fields - Nature Ecology & Evolution
The authors synthesize bee assemblage data from 681 crop fields across three continents, finding that local pesticide hazards and decreasing adjacent semi-natural habitats both negatively affected wil...
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Billur Bektaş 🍃 @billurbektas.bsky.social · 17/12/2025
Proud friend moment ❤️ @agostinatorres.bsky.social The fact that I am not in BES does not mean I can be proud virtually 🤓 Thanks to onsite photo providers 😜 @mikkotiusanen.bsky.social
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Caroline Daniel @karo-daniel.bsky.social · 16/12/2025
So happy to be back at the BES this year for #BES2025! I had a lot of nice discussions today already, and I'll be looking forward to the poster session this evening! Feel free to pass by poster nr: A-4.95 if you want to discuss species coexistence and higher-order interactions! 🌱🌿🌱
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British Ecological Society @britishecologicalsociety.org · 16/12/2025
Welcome to BES2025! 💫  Today, we are so excited to welcome ecologists from 58 countries, encouraging innovative research and practice in ecology.  We have exciting talks and sessions ahead in the next days from agriculture, human's place in nature, AI to green finance and much more.
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Pekka Niittynen @niittynen.bsky.social · 15/12/2025
Announcement: I will start as an assistant professor of ecohydrology at the University of Oulu starting from January. Snow, microclimate and Arctic-alpine ecosystems still on focus. Stay tuned for soon-to-be-opened Postdoc and PhD positions! Thank you for your attention to this matter!
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Leo Fordham @leofordham.bsky.social · 26/11/2025
I am absolutely thrilled to share my first chapter, published today in @jappliedecology.bsky.social! Results are summarised in the thread below, or you can read it OA here doi.org/10.1111/1365... @ellileadbeater.bsky.social @rhulbiology.bsky.social @uclcber.bsky.social @ucl-pnl.bsky.social 1/7 🧪
doi.org
Resource supplementation later in the colony cycle improves real‐world bumblebee colony survival
Our findings suggest that B. terrestris colonies became food-limited towards the end of their colony cycle in early summer. We suggest ecological intensification through planting native wildflower sp....
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Sara Beery @sarameghanbeery.bsky.social · 25/11/2025
How do we do more with biodiversity data we've already collected? I gave a TED Talk on scientific discovery in ecological databases at a joint TED Countdown and Bezos Earth Fund event for #NYClimateWeek this year, and it's now live! @inaturalist.bsky.social #AIforConservation
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Anna-Liisa Laine @annaliisalaine.bsky.social · 24/11/2025
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....
doi.org
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...
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FLOWer Lab 🌸🍒 🐝 🪰🔬🧬 @flowerlab.bsky.social · 19/11/2025
🐝 Pollinators are worth billions. A new study from the FLOWer Lab shows they secure over €2B/year for PT agriculture, with €1.1B coming from wild pollinators. Protecting them is essential for our food, economy and future. Read it: link.springer.com/article/10.1... News: www.uc.pt/fctuc/notici...
link.springer.com
Pollinator contribution to crop production: a temporal and economic assessment in Portugal - Regional Environmental Change
Pollination is a key ecosystem service that supports agriculture and food security, with significant economic relevance. Yet, national-scale assessments remain scarce, despite their critical role in i...
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Billur Bektaş 🍃 @billurbektas.bsky.social · 10/11/2025
Are you involved in ecological forecasting in Europe? We’re mapping forecasting applications across the continent — from SDMs to observatories with predictive potential. Our goal: make EU forecasting more connected and identify both immediate and long-term forecasting potential.
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Lee Dyer @gusanero.bsky.social · 06/11/2025
Another amazing paper from Tara Christensen - with a surprising result that nectar generalists (butterflies) are declining more than specialists. esajournals.onlinelibrary.wiley.com/doi/10.1002/...
esajournals.onlinelibrary.wiley.com
Specialized flower visitation in montane butterflies is associated with positive population trajectories over time
Insect biodiversity is under threat from multiple stressors, including climate change and extreme weather. For butterflies, nectar resource use is an understudied trait in relation to population traj....
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Mario Vallejo-Marin @nicrodemo.bsky.social · 03/11/2025
Too warm to buzz? Check out our newest paper on how warming temperatures affect bee buzzes in the Arctic. Well done to Charlie and Guadalupe and other coauthors for this nice study in the Swedish Arctic! @hfspo.bsky.social www.nature.com/articles/s41...
nature.com
Increasing temperatures affect thoracic muscle performance in Arctic bumblebees - Nature Communications
Increasing temperatures threaten cold-adapted pollinators such as Arctic bumblebees by disrupting their physiology. This study found that thorax acceleration during non-flight vibrations peaks at 25 °...
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Tad Dallas @taddallas.bsky.social · 29/08/2025
We will be recruiting graduate researchers to start Fall 2026 in the Dallas lab at U South Carolina. We are a mix of population, community, and disease ecologists. Parasite macroecology!!! Feel free to reach out to chat and see our webpage for more info on our science (taddallas.github.io).
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Blanca Arroyo-Correa @blancaac.bsky.social · 29/10/2025
🌼🌡️ 🐝 Thermal conditions can directly reshape species interaction networks under climate change. ⬇️ In this invited short piece, I discuss how temperature-driven shifts in pollinators’ foraging choices, revealed by a new study, can cascade through entire plant–pollinator networks.
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Journal of Animal Ecology @animalecology.bsky.social · 28/10/2025
🌷New Research highlight showcases Arrowsmith et al. (2025), which shows that temperature alone can shift pollinators’ floral choices in diverse plant–pollinator communities. Such thermally-driven species interaction rewiring may have important consequences. ➡️ buff.ly/i5QrFjd @blancaac.bsky.social
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Phil Stevenson @philstevenson.bsky.social · 28/10/2025
I have a PhD opportunity with @juliakoricheva.bsky.social at @rhulbiology.bsky.social and @rbgkew.bsky.social to research the effect of forest diversification on understory forage provision for pollinators in an experimental mixed forest in Finland. www.trees-dla.ac.uk/projects/eff... please share
trees-dla.ac.uk
Effects of forest diversification on floral reward production for pollinators | TREES DLA
The herb layer in forests has a large potential to provide nectar and pollen for pollinators, but forest management practices such as planting tree species mixtures vs monocultures can affect floral r...
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Mario Vallejo-Marin @nicrodemo.bsky.social · 23/10/2025
How many plant species are buzz pollinated? After more than six years in the making, our paper on the convergent evolution of buzz pollinated flowers is out in @journal-evo.bsky.social. Thanks @draverbee.bsky.social @roszenil.bsky.social and all co-authors for your hard work! doi.org/10.1093/evol...
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BugNet @bugnet.bsky.social · 10/10/2025
Our first paper from the Bug-Network (BugNet) is out! 🎉 BugNet is a global network studying how invertebrate herbivores and fungal pathogens shape plant diversity & ecosystem functioning worldwide. The paper reports on the methods of the experimental part: 📄 onlinelibrary.wiley.com/doi/10.1002/...
onlinelibrary.wiley.com
The Bug‐Network (BugNet): A Global Experimental Network Testing the Effects of Invertebrate Herbivores and Fungal Pathogens on Plant Communities and Ecosystem Function in Open Ecosystems
The Bug-Network (BugNet) is a novel global collaborative research network that implements standardized consumer-reduction experiments in herbaceous- or shrub-dominated ecosystems to assess the impact...
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Teppo Hiltunen @teppo-h.bsky.social · 04/10/2025
Open position: Professor or Assistant / Associate (tenure track) Professor in Plant Ecology (U. Turku Finland) Please share ats.talentadore.com/apply/kasvie...
ats.talentadore.com
Professor or Assistant / Associate (tenure track) Professor in Plant Ecology
The Faculty of Science is looking for a full professor or assistant/associate professor (tenure track) in Plant Ecology. The aim of the professorship is to strengthen scientific research and education...
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Prof. Jeff Ollerton @jeffollerton.bsky.social · 26/09/2025
Pollinators such as wild #bees, #butterflies, and #hoverflies are in trouble worldwide. A major new study, published in Science, shows that the oft-quoted figure of 10% semi-natural habitat in farmland landscapes is far too little to safeguard pollinators jeffollerton.co.uk/2025/09/26/p...
jeffollerton.co.uk
Pollinators need more space and 10% habitat is not enough says a new study just published in Science
Pollinators such as wild bees, butterflies, and hoverflies are in trouble worldwide. A major new study, published in Science and led by Gabriella Bishop and other scientists at Wageningen Universit…
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Tuomas Aivelo @aivelo.bsky.social · 18/03/2025
Now out in npj Biodiversity: Multispecies relations shape bird-feeding practices Link: doi.org/10.1038/s441... From the bird-feeding section of @helsinkirats.bsky.social w/ @informedbirds.bsky.social @aksulehikoinen.bsky.social A short thread: 1/8
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Seraina Cappelli @serainacappelli.bsky.social · 05/03/2025
🧪🌍A little cheer up between a lot of negative news: Our paper about the importance of food-web complexity 🌱🐛🪲🍄 for ecosystem stability has just been accepted! Great lead by Maowei Liang, together with Elizabeth Borer, Eric Seabloom and Dave Tilman. Preprint: www.authorea.com/doi/full/10....
authorea.com
Consumers Modulate Effects of Plant Diversity on Community Stability
Biotic complexity, encompassing both competitive interactions within trophic levels and consumptive interactions among trophic levels, plays a fundamental role in maintaining ecosystem stability. Whil...
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