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Wojciech Uszko

@wojciechuszko.bsky.social
707 followers 461 following 35 posts

Ecologist studying size-dependent food web interactions under environmental change. Researcher at Umeå University 🇸🇪 Otherwise books. Aspiring writer. Animal rights advocate. Twin dad. He/him. 🇵🇱🇺🇦🏳️‍🌈

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Reposted by Wojciech Uszko
Michael Meyer @mishafredmeyer.bsky.social · 06/08/2026
Very excited to share that our Zooplankton International Geospatial (ZIG) data paper is out in @aslo.org LO Letters! We harmonized data across decades from 311 lakes and released it to the wild for folks to dream up their own analyses! doi.org/10.1002/lol2...
doi.org
The Zooplankton International Geospatial dataset: A global repository of spatiotemporal freshwater zooplankton community composition data from lakes and reservoirs to support ecological research
Zooplankton transfer substantial energy in aquatic food webs and are used as indicators of environmental change. Syntheses of zooplankton community dynamics globally require datasets that span a wide...
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Thu-Hương Huỳnh @hhuong152.bsky.social · 25/07/2026
Garden ponds are easy to dismiss as too small to matter, but they contribute meaningfully to #urbanbiodiversity. Our new paper looks at what zooplankton live in garden vs urban ponds, and how fish and urban cover shape those communities. Check it out: doi.org/10.1002/lno....
aslopubs.onlinelibrary.wiley.com
Zooplankton communities and their responses to fish presence and urban cover across garden and other urban ponds
As cities expand globally, the ratio of artificial to natural freshwater habitats is increasing. While public urban ponds have been the subject of an increasing number of biodiversity studies, the bi...
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Benjamin Rosenbaum @benrosenbaum.bsky.social · 05/06/2026
Workshop accepted at #NSO2026 #GfOe2026 ! Join me for a 0.5 day stats course "Nonlinear curve fitting in R with brms" and learn about estimating, e.g. feeding rates or thermal performance curves
Example of fitting density dependent feeding rates for different predator-prey pairs
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Reposted by Wojciech Uszko
Jens-Christian Svenning @jcsvenning.bsky.social · 28/05/2026
🌿 We are hiring a new 2-yr postdoc in @econovoau.bsky.social at @aarhusuniint.bsky.social, on large-#herbivore ecology, trophic #rewilding & novel ecosystems- asking when alien & feral #ungulates enhance biodiversity & when they contribute to degradation🐪🐎🦓 Deadline: 28 June 2026. Details below 👇
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Wojciech Uszko @wojciechuszko.bsky.social · 01/06/2026
Interesting study on different sources of error in functional response experiments, and how to deal with them. Now recommended @peercommunityin.bsky.social Ecology, with excellent editorial work by @benrosenbaum.bsky.social.
ecology.peercommunityin.org
What’s all that noise? Modeling multiple sources of variation im...
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Reposted by Wojciech Uszko
Ignasi Arranz @ignasiarranz.bsky.social · 29/05/2026
New paper out exploring the relationship between size spectra and PPMR in lake fish communities!
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Colin Kremer @quant-ecology.bsky.social · 17/12/2025
Incorporating realistic ecological interactions changes our understanding of which traits are optimal in different environments, including the temperature-size rule. Awesome paper by David Anderson, outstanding former postdoc with me and Mary O'Connor.
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Wojciech Uszko @wojciechuszko.bsky.social · 18/12/2025
New empirical evidence on how carrying capacity depends on temperature!
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American Naturalist / ASN 🐌 @asn-amnat.bsky.social · 09/12/2025
Trophic Interactions Influence Thermal Adaptation of Phytoplankton Size and Stoichiometry by Anderson et al. Available now ahead of print! www.journals.uchicago.edu/doi/10.1086/...
journals.uchicago.edu
Trophic Interactions Influence Thermal Adaptation of Phytoplankton Size and Stoichiometry | The American Naturalist
Abstract Understanding how temperature affects adaptation of cell size is challenging because cell size mediates numerous physiological and ecological trade-offs. While physiological mechanisms can le...
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American Naturalist / ASN 🐌 @asn-amnat.bsky.social · 05/11/2025
Intraspecific Reaction Norm Variation Controls the Eco-Evolutionary Consequences of Environmental Change by Wieczynski et al. Read now ahead of print! www.journals.uchicago.edu/doi/10.1086/...
journals.uchicago.edu
University of Chicago Press Journals: Cookie absent
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American Naturalist / ASN 🐌 @asn-amnat.bsky.social · 30/08/2025
Novak et al. derive a functional response model that unifies Holling’s classical forms. The model clarifies when linearity can be a mechanistically-reasoned description of predator feeding rates and the impact it has on predator-prey dynamics. Read now! www.journals.uchicago.edu/doi/10.1086/...
journals.uchicago.edu
In Defense of Type I Functional Responses: The Frequency and Population Dynamic Effects of Feeding on Multiple Prey at a Time | The American Naturalist
Abstract Ecologists differ in the degree to which they consider the linear type I functional response to be an unrealistic versus sufficient representation of predator feeding rates. Empiricists tend ...
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Wojciech Uszko @wojciechuszko.bsky.social · 13/07/2025
Open postdoc position in a great research group in Uppsala, Sweden! www.slu.se/en/about-slu...
slu.se
Post-doctoral researcher Fish community dynamics under Climate Change | slu.se
SLU - Science and Education for Sustainable Life
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Lachlan Fetterplace @fiskeforbrains.bsky.social · 17/05/2025
New research from #SLUAqua - Stronger effect of temperature on body growth in cool than in warm populations suggests lack of local adaptation🦑 🧪🌎 Max Lindmark et al. 2025 doi.org/10.1002/ecog...
doi.org
Stronger effect of temperature on body growth in cool than in warm populations suggests lack of local adaptation
Body size is a key functional trait that has declined in many biological communities, partly due to changes in individual growth rates in response to climate warming. However, our understanding of gr....
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Katarzyna Ewa Lewińska @kelewinska.bsky.social · 20/06/2025
📣Attending @esa.int's #LPS25 next week? Make sure to catch the 𝐂.𝟎𝟓.𝟎𝟒 session (𝐓𝐮𝐞 𝟐𝟒𝐭𝐡 | 𝟏𝟔:𝟏𝟓-𝟏𝟕:𝟒𝟓 | 𝐇𝐚𝐥𝐥 𝐋𝟏/𝐋𝟐), during which I will talk about 🌍 global 🛰️ #Landsat and #Sentinel-2 data availability and how it shapes feasibility of long-term analyses. See you in Vienna!
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Garance Barbier @garant-b.bsky.social · 23/05/2025
‼️New potential ant communication just dropped! ‼️ First reported sounds produced by Red Wood ants doi.org/10.1080/0952... We published in #OpenAccess! #acoustics #animalbehaviour #entomology Brought to you by @umeauniversitet.bsky.social
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Peer Community Journal @peercomjournal.bsky.social · 23/05/2025
Now published in Peer Community Journal, #ecology section: Habitat structural complexity increases age-class coexistence and population growth rate through relaxed cannibalism in a freshwater fish
buff.ly
Habitat structural complexity increases age-class coexistence and population growth rate through relaxed cannibalism in a freshwater fish
Edeline, Eric1  ; Bennevault, Yoann2; Rozen-Rechels, David3 1 DECOD (Ecosystem Dynamics and Sustainability), INRAE, IFREMER, Institut Agro, Rennes, France 2 U3E, INRAE, Agrocampus Ouest, Rennes,…
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Frank Pennekamp @pennekampster.bsky.social · 14/05/2025
Are you interested in predator-prey interactions and movement ecology? I am looking for a PhD student to work on the project "A mechanistic theory of functional responses: zooming into movement behaviour to understand and predict predator-prey interactions" euraxess.ec.europa.eu/jobs/342402.
euraxess.ec.europa.eu
PhD student in Ecology (up to 4 years)
The position is funded by the Swiss National Science Foundation project “A mechanistic theory of functional responses: zooming into movement behaviour to understand and predict predator prey interacti...
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Tom Cameron @ecoevoenviro.bsky.social · 22/05/2025
One more week to apply for this Leverhulme PhD studentship on wildlife harvests and the social licence of hunting in the UK #ecology #people www.essex.ac.uk/postgraduate...
essex.ac.uk
Transitions to sustainable wildlife harvest: evidence based management and the social licence to hunt | University of Essex
This is an opportunity to conduct fully funded interdisciplinary research under the ‘Sustainable Transitions – Leverhulme Doctoral Training Programme’ at the University of Essex.
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Wojciech Uszko @wojciechuszko.bsky.social · 21/05/2025
Postdoc on annelid taxonomy at Gothenburg University, Sweden web103.reachmee.com/ext/I005/103...
web103.reachmee.com
Postdoc in Taxonomy
Postdoc in Taxonomy of marine invertebrates The Department of Marine Sciences, University of Gothenburg, (https://www.gu.se/en/marina-vetenskaper) combines
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Wojciech Uszko @wojciechuszko.bsky.social · 15/05/2025
A press release about our recent article at @asn-amnat.bsky.social! amnat.org/an/newpapers...
amnat.org
Trout tales: How stream habitats dictate fish size and survival
<p>Read about &ldquo;Availability of juvenile refuge habitats explains the dynamics and size structure of cannibalistic fish populations&rdquo; by Wojciech Uszko, Tobias van Kooten, and P&auml;r Bystr...
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Helmut Hillebrand @hillebr1.bsky.social · 15/04/2025
We offer a 5-year research position in the #PlanktonEcology lab in Wilhelmshaven. Are you interested in empirically testing ecological concepts? We offer a stimulating scientific environment, experimental facilities & support to establish an independent research profile uol.de/en/job/postd...
uol.de
Postdoctoral researcher in Plankton Ecology // University of Oldenburg
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Wojciech Uszko @wojciechuszko.bsky.social · 07/05/2025
Are functional response types statistical apparitions? They certainly can be, especially given typically noisy data from foraging trails. This article gives a fresh perspective on how to approach type 2 vs. 3 distinction in FR experiments.
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Kyle E. Coblentz @kecoblentz.bsky.social · 30/04/2025
New paper 'Simple, universal rules predict trophic interaction strengths' out in Ecology Letters with Mark Novak and John DeLong: onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com
Simple, Universal Rules Predict Trophic Interaction Strengths
Two simple, universal rules derived from energetic arguments predict the parameters of predator functional responses that underlie the strengths of trophic interactions. Furthermore, theory developed....
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Ecological Society of America @ecologicalsociety.bsky.social · 29/04/2025
🌟Announcing the 2025 ESA Fellows and Early Career Fellows!🌟ESA's fellowship program recognizes the many ways in which our members contribute to ecological research, communication, education, management & policy. Learn more about this year's cohort: esa.org/blog/2025/04...
A photo collage of the 2025 class of ESA's fellows and early career fellows. Click through the link for a full list of fellows and their individual bona fides.
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Richard D. Gregory @richgreg3.bsky.social · 21/03/2025
New 🗒️led by Alex Pigot - Macroecological rules predict how biomass scales with species richness in nature -Standing biomass increases with richness when large-bodied spp are numerically rare but independent when spp size & abundance are uncoupled. @ucl.ac.uk - Science www.science.org/doi/10.1126/...
science.org
Macroecological rules predict how biomass scales with species richness in nature
Despite advances in theory and experiments, how biodiversity influences the structure and functioning of natural ecosystems remains debated. By applying new theory to data on 84,695 plant, animal, and...
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Wojciech Uszko @wojciechuszko.bsky.social · 03/04/2025
A postdoc job at Umeå University Global Change Impacts on Northern Lakes umustipendie.varbi.com/what:job/job...
umustipendie.varbi.com
Postdoktorstipendium (2 år): Globala förändringar påverkar de nordliga sjöarna
Institutionen för ekologi, miljö och geovetenskap vid Umeå universitet söker en motiverad postdoktorkandidat för att undersöka effekterna av globala förändringar på norra sjöekosystem, med s
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Blake Matthews @ebmatthews.bsky.social · 28/03/2025
aslopubs.onlinelibrary.wiley.com/doi/full/10.... Here, we show how the genetic composition of communities can affect the build-up of environmental heterogeneity over time. Environmental heterogeneity is not always external to organisms. Evolving organisms can shape it through local effects.
aslopubs.onlinelibrary.wiley.com
Differential effects of Daphnia genotype composition on spatial environmental heterogeneity in experimental metacommunities
Spatial environmental heterogeneity is an important driver of aquatic biodiversity. Ecological and evolutionary theory often consider spatial heterogeneity as being driven by exogenous factors, yet h...
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Benjamin Rosenbaum @benrosenbaum.bsky.social · 26/03/2025
Read the press release here: www.idiv.de/how-elephant...
idiv.de
New study reveals elephants' energy-saving strategies
Data from over 150 elephants demonstrated that these giants plan their journeys based on energy costs and resource availability.
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American Naturalist / ASN 🐌 @asn-amnat.bsky.social · 19/03/2025
Does availability of juvenile refuge affect size structure of adults? Uszko et al. show that size of streams used as nurseries impacts growth and size structure of lake trout by controlling the strength of cannibalistic mortality and resource competition. www.journals.uchicago.edu/doi/10.1086/...
journals.uchicago.edu
University of Chicago Press Journals: Cookie absent
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Gregor Kalinkat @gkalinkat.bsky.social · 19/03/2025
In this short news piece @leibnizigb.bsky.social 6 experts and myself share recent insights on the multitude of negative effects of climate change on aquatic ecosystems 🧪🌡️📈🌍💧🐟🦞🐌🦠
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Jonas Wickman @jonaswickman.bsky.social · 13/03/2025
No more competing consumers than there are resources can coexist in equilibrium, but have you ever wondered how many consumers actually evolve as resource diversity increases? In our new paper, @chrisklausmeier.bsky.social and I investigate. (1/3) www.sciencedirect.com/science/arti...
sciencedirect.com
The effects of trade-off shape and dimensionality on eco-evolutionary dynamics in resource competition
Organisms invariably experience trade-offs in their capacities for interacting with their environments. In resource competition, this often means that…
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American Naturalist / ASN 🐌 @asn-amnat.bsky.social · 11/03/2025
Le Noac'h et al. investigate competition between nanoplankton nutritional strategies. Their modelling approach highlights the viability of a phago-mixotrophic strategy and the intricate network of facilitative and competitive interactions. Read now! www.journals.uchicago.edu/doi/10.1086/...
journals.uchicago.edu
Vertical Niche Partitioning and the Performance of Mixotrophic Generalists against Autotrophic and Heterotrophic Specialists under Contrasting Light-Nutrient Supply Regimes | The American Naturalist
Abstract A vertical separation in light and nutrient availability is observed in many terrestrial and aquatic ecosystems. In lakes and oceans, the opposing vertical gradients of light and nutrients ty...
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Volker Rudolf @volkerrudolf.bsky.social · 05/03/2025
Warming can affect many physiological processes. But any attempt to scale up individual-level processes to population-level consequences must assume a relationship between temperature & the strength of density dependence. But what does it look like? In our new paper, we tried to find out.
esajournals.onlinelibrary.wiley.com
Strengthening of negative density dependence mediates population decline at high temperatures
You have to enable JavaScript in your browser's settings in order to use the eReader.
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Benjamin Rosenbaum @benrosenbaum.bsky.social · 28/02/2025
I completely re-worked my course "Introduction to Bayesian statistics with brms" and taught it for the 1st time this week. It is meant as a tutorial for ecologists, but should be general enough for other sciences as well github.com/benjamin-ros... #stats #Rstats #brms #Stan #Bayesian
github.com
GitHub - benjamin-rosenbaum/bayesian-intro: Introduction to Bayesian statistics
Introduction to Bayesian statistics. Contribute to benjamin-rosenbaum/bayesian-intro development by creating an account on GitHub.
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Wojciech Uszko @wojciechuszko.bsky.social · 27/02/2025
1/3 #Booksky I temporarily returned to my older habit of reading SF. First, I tried Alastair Reynold's Pushing Ice. Almost DNFed it twice, somewhere around 30-40% through the book. Plain characters, weird plot development pacing. But it paid off to continue, and at the end it delivered good SF fun.
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Wojciech Uszko @wojciechuszko.bsky.social · 19/02/2025
I completely missed that one! What a delightful read!
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Wojciech Uszko @wojciechuszko.bsky.social · 13/02/2025
An interesting article in @oikosjournal.bsky.social synthesizing the variety of potential warming effects on the stability of consumer-resource interactions. nsojournals.onlinelibrary.wiley.com/doi/10.1111/...
nsojournals.onlinelibrary.wiley.com
A simplified approach for assessing the effects of temperature change on the stability of consumer–resource interactions
Temperature regulates the physiology and behaviour of organisms. Thus, changing temperatures impact the dynamics of species interactions. Considering that consumer–resource interactions underpin ecol...
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Wojciech Uszko @wojciechuszko.bsky.social · 07/02/2025
Very interesting article about a new take on the Type I functional response by Mark Novak, @kecoblentz.bsky.social and John DeLong, with excellent @peercommunityin.bsky.social Ecology editorial work and recommendation by @fredbarraquand.bsky.social ecology.peercommunityin.org/articles/rec...
ecology.peercommunityin.org
Revising behavioural assumptions leads to a new appreciation of ...
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Andrej Spiridonov @andrejpaleo.bsky.social · 02/02/2025
Does anybody know any articles exploring prey (mass) size vs. raptor (predatory bird) body size (mass) allometry? [with presented equations] I mean, across all predatory taxa, or at least covering the whole size range (excluding scavengers). #Macroecology #Birds cc: @bjenquist.bsky.social ?
Photo of a raptor -- Common buzzard (Buteo buteo)
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Wojciech Uszko @wojciechuszko.bsky.social · 03/02/2025
A postdoc opening at Umeå University! The assessment of long-term Fennoscandian monitoring data to predict future trajectories of northern lake productivity umustipendie.varbi.com/en/what:job/...
umustipendie.varbi.com
Postdoctoral scholarship (2 years) - The assessment of long-term Fennoscandian monitoring data to predict future trajectories of northern lake productivity
The Department of Ecology and Environmental Science is offering a postdoctoral scholarship focusing on understanding global change impacts on essential elements in northern lakes and the potential thr
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Wojciech Uszko @wojciechuszko.bsky.social · 19/01/2025
A belated 2024 #YearInBooks: 27 read books; the last two Il Nome della Rosa by Umberto Eco and The Hobbit by J.R.R. Tolkien, both in Polish translations by Adam Szymanowski and Maria Skibniewska, respectively. A worthy end of the reading year!
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Jens-Christian Svenning @jcsvenning.bsky.social · 01/01/2025
Embarrassing :( Sweden begins wolf hunt as it aims to halve endangered animal’s population 🐺 www.theguardian.com/environment/... 🐺 #wolf #unsustainablehunting #carnivore
theguardian.com
Sweden begins wolf hunt as it aims to halve endangered animal’s population
Five entire families can be killed, totalling 30 wolves, in move campaigners say is illegal under EU law
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Andrej Spiridonov @andrejpaleo.bsky.social · 31/12/2024
Just learned yesterday, that there is such a bilogical thing as "obelisk" - replicating life-form of unknown affinity. And it was found this (passing) year! 🧪 #EvoBio #Complexity
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Gerard Rocher-Ros @grocherros.bsky.social · 20/12/2024
In January I'm starting as an Assistant Professor in Ecosystem Ecology, and will be part of @icelabumu.bsky.social ! IceLab is an interdisciplinary center with an open and stimulating environment, and being there is my dream job. Now we are starting a research school with multiple PhDs available 👇
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Gregor Kalinkat @gkalinkat.bsky.social · 12/12/2024
Great read! Tina Heger et al (2024) Looking beyond Popper: how philosophy can be relevant to ecology 🧪🎓 nsojournals.onlinelibrary.wiley.com/doi/full/10.... 🔓 @oikosjournal.bsky.social
nsojournals.onlinelibrary.wiley.com
Looking beyond Popper: how philosophy can be relevant to ecology
Current workflows in academic ecology rarely allow an engagement of ecologists with philosophers, or with contemporary philosophical work. We argue that this is a missed opportunity for enriching eco...
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Proceedings of the National Academy of Sciences @pnas.org · 11/12/2024
A study of 632 freshwater fish species from 9,989 locations finds climate warming affects fish abundances, with increases at the poleward edges of species’ distributions and declines at the equatorward edges of species’ distributions. In PNAS: www.pnas.org/doi/10.1073/...
Jumping salmon.
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Wojciech Uszko @wojciechuszko.bsky.social · 10/12/2024
Here some very interesting results on food web responses to direct vs. indirect (TSR) warming effects!
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British Ecological Society @britishecologicalsociety.org · 06/12/2024
Have you ever wondered what kind of research impacts real-world policy and practice? 💭 @jappliedecology.bsky.social 's new Virtual Issue showcases a range of articles that have led to management changes or have been highly cited in online policy documents! 📚 Read more: buff.ly/3OE10IY
besjournals.onlinelibrary.wiley.com
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Wojciech Uszko @wojciechuszko.bsky.social · 05/12/2024
1/8 Time to wrap up my #HalloweenReads this year! Eight books, Sep 1 - Nov 30. I started with Horror Movie by @paultremblay.bsky.social in the amazing audiobook version. I really liked it! Some scenes will stay long with me.
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