Ian Marshall
@ianpgm.bsky.social
Associate Professor at Department of Biology, Aarhus University, Denmark 🇩🇰 working on microbial genomics, bioinformatics, cable bacteria, and other sediment microorganisms. https://www.au.dk/en/ianpgm@bio.au.dk/ 🇦🇺
Reposted by Ian Marshall
Opportunity!
Anybody knows of young marine ecologists (within 7 years from earned PhD) that would like to come to Gothenburg, Sweden, for a nationally funded Assistant Professorship? It is highly competitive but well funded. (1) of (3)
Anybody knows of young marine ecologists (within 7 years from earned PhD) that would like to come to Gothenburg, Sweden, for a nationally funded Assistant Professorship? It is highly competitive but well funded. (1) of (3)
November 10, 2025 at 9:32 AM
Opportunity!
Anybody knows of young marine ecologists (within 7 years from earned PhD) that would like to come to Gothenburg, Sweden, for a nationally funded Assistant Professorship? It is highly competitive but well funded. (1) of (3)
Anybody knows of young marine ecologists (within 7 years from earned PhD) that would like to come to Gothenburg, Sweden, for a nationally funded Assistant Professorship? It is highly competitive but well funded. (1) of (3)
This is fantastic, I laughed for about 3 minutes...
November 7, 2025 at 9:50 AM
This is fantastic, I laughed for about 3 minutes...
Reposted by Ian Marshall
Insights on adaptive strategies and evolution of cable bacteria in saline lakes
#microbiology #bacteria #CableBacteria
aslopubs.onlinelibrary.wiley.com/doi/10.1002/...
#microbiology #bacteria #CableBacteria
aslopubs.onlinelibrary.wiley.com/doi/10.1002/...
November 7, 2025 at 9:22 AM
Insights on adaptive strategies and evolution of cable bacteria in saline lakes
#microbiology #bacteria #CableBacteria
aslopubs.onlinelibrary.wiley.com/doi/10.1002/...
#microbiology #bacteria #CableBacteria
aslopubs.onlinelibrary.wiley.com/doi/10.1002/...
Reposted by Ian Marshall
'Hi it's me, Microsoft Outlook, the world's leading email client! You received an email with a meeting invite and a detailed agenda, and now you RSVPd? Let me just delete that email for you buddy :) I've hidden the agenda in your calendar, where evil Search won't find it. you don't need the mail :)'
November 3, 2025 at 10:56 AM
'Hi it's me, Microsoft Outlook, the world's leading email client! You received an email with a meeting invite and a detailed agenda, and now you RSVPd? Let me just delete that email for you buddy :) I've hidden the agenda in your calendar, where evil Search won't find it. you don't need the mail :)'
Me: Hey outlook, I need to send a reply to this email.
Outlook: Sure, start writing!
Me: Hey I need to follow up, let me write another reply.
Outlook: Sure thing. But you just want to write to yourself, right?
Outlook: Sure, start writing!
Me: Hey I need to follow up, let me write another reply.
Outlook: Sure thing. But you just want to write to yourself, right?
October 31, 2025 at 7:53 AM
Me: Hey outlook, I need to send a reply to this email.
Outlook: Sure, start writing!
Me: Hey I need to follow up, let me write another reply.
Outlook: Sure thing. But you just want to write to yourself, right?
Outlook: Sure, start writing!
Me: Hey I need to follow up, let me write another reply.
Outlook: Sure thing. But you just want to write to yourself, right?
Reposted by Ian Marshall
🚨 Come and work with us 🦠🧪🖥️
Postdoc position with lots of freedom available in my group
- 1.5 years with options to extend
- work on ecogenomics and physiology of N/CH4-cyclers
- remote work possible 🤓
more info here: isme-microbes.org/postdoc-ecog...
#microbesky
Postdoc position with lots of freedom available in my group
- 1.5 years with options to extend
- work on ecogenomics and physiology of N/CH4-cyclers
- remote work possible 🤓
more info here: isme-microbes.org/postdoc-ecog...
#microbesky
Postdoc in ecogenomics and physiology of nitrifiers/methane-cyclers – ISME
isme-microbes.org
October 29, 2025 at 3:39 PM
🚨 Come and work with us 🦠🧪🖥️
Postdoc position with lots of freedom available in my group
- 1.5 years with options to extend
- work on ecogenomics and physiology of N/CH4-cyclers
- remote work possible 🤓
more info here: isme-microbes.org/postdoc-ecog...
#microbesky
Postdoc position with lots of freedom available in my group
- 1.5 years with options to extend
- work on ecogenomics and physiology of N/CH4-cyclers
- remote work possible 🤓
more info here: isme-microbes.org/postdoc-ecog...
#microbesky
Reposted by Ian Marshall
Want to know how diverse soil really is?
Our ultra deep sequencing is now published in GigaScience: academic.oup.com/gigascience/...
Soil is wild! Thanks for leading the study @canerbagci.bsky.social
#secmet #soil #metagenomics #bacterialdiversity
Our ultra deep sequencing is now published in GigaScience: academic.oup.com/gigascience/...
Soil is wild! Thanks for leading the study @canerbagci.bsky.social
#secmet #soil #metagenomics #bacterialdiversity
Ultra-deep long-read metagenomics captures diverse taxonomic and biosynthetic potential of soil microbes
AbstractBackground. Soil ecosystems have long been recognised as hotspots of microbial diversity, but most estimates of their microbial and functional comp
academic.oup.com
October 28, 2025 at 3:08 PM
Want to know how diverse soil really is?
Our ultra deep sequencing is now published in GigaScience: academic.oup.com/gigascience/...
Soil is wild! Thanks for leading the study @canerbagci.bsky.social
#secmet #soil #metagenomics #bacterialdiversity
Our ultra deep sequencing is now published in GigaScience: academic.oup.com/gigascience/...
Soil is wild! Thanks for leading the study @canerbagci.bsky.social
#secmet #soil #metagenomics #bacterialdiversity
Crossing the bridge on my way to a meeting in Copenhagen. Bonkers that the Danes built their capital city on this island when they have perfectly good mainland available.
October 28, 2025 at 8:04 AM
Crossing the bridge on my way to a meeting in Copenhagen. Bonkers that the Danes built their capital city on this island when they have perfectly good mainland available.
Reposted by Ian Marshall
Microbial oxidation significantly reduces methane export from global groundwaters
#microbiology #methane
www.pnas.org/doi/full/10....
#microbiology #methane
www.pnas.org/doi/full/10....
Microbial oxidation significantly reduces methane export from global groundwaters | PNAS
Methane is ubiquitous in groundwater, and its release to surface environments through
pumping, discharge, or diffusion is an emerging environmental...
www.pnas.org
October 23, 2025 at 7:21 AM
Microbial oxidation significantly reduces methane export from global groundwaters
#microbiology #methane
www.pnas.org/doi/full/10....
#microbiology #methane
www.pnas.org/doi/full/10....
Reposted by Ian Marshall
🚨Exciting 🧪👩🎓🦠 job alert 🚨
Postdoc position on dark microbial O2 production in marine oxygen minimum zones with Bo Thamdrup and @beatekraft.bsky.social at @sdu.dk
Love fieldwork, stable isotopes, the sea and a fantastic team? Then apply -> fa-eosd-saasfaprod1.fa.ocs.oraclecloud.com/hcmUI/Candid...
Postdoc position on dark microbial O2 production in marine oxygen minimum zones with Bo Thamdrup and @beatekraft.bsky.social at @sdu.dk
Love fieldwork, stable isotopes, the sea and a fantastic team? Then apply -> fa-eosd-saasfaprod1.fa.ocs.oraclecloud.com/hcmUI/Candid...
Postdoc on microbial oxygen production in marine oxygen minimum zones
Application deadline: 17 November 2025 at 23:59 hours local Danish time
fa-eosd-saasfaprod1.fa.ocs.oraclecloud.com
October 18, 2025 at 8:58 AM
🚨Exciting 🧪👩🎓🦠 job alert 🚨
Postdoc position on dark microbial O2 production in marine oxygen minimum zones with Bo Thamdrup and @beatekraft.bsky.social at @sdu.dk
Love fieldwork, stable isotopes, the sea and a fantastic team? Then apply -> fa-eosd-saasfaprod1.fa.ocs.oraclecloud.com/hcmUI/Candid...
Postdoc position on dark microbial O2 production in marine oxygen minimum zones with Bo Thamdrup and @beatekraft.bsky.social at @sdu.dk
Love fieldwork, stable isotopes, the sea and a fantastic team? Then apply -> fa-eosd-saasfaprod1.fa.ocs.oraclecloud.com/hcmUI/Candid...
Reposted by Ian Marshall
and guess what, Methylobacter again!
Microbial oxidation significantly reduces methane export from global groundwaters www.pnas.org/doi/abs/10.1... #jcampubs
October 14, 2025 at 5:58 PM
and guess what, Methylobacter again!
Reposted by Ian Marshall
Extracellular electron transfer in cable bacteria enables growth rates comparable to aerobic respiration www.biorxiv.org/content/10.1... #jcampubs
October 9, 2025 at 3:50 PM
Extracellular electron transfer in cable bacteria enables growth rates comparable to aerobic respiration www.biorxiv.org/content/10.1... #jcampubs
New preprint by @kartiksaiyer.bsky.social, @leodigel.bsky.social and others from @cemau.bsky.social about how cable bacteria grow using electrodes instead of oxygen: www.biorxiv.org/content/10.1...
Extracellular electron transfer in cable bacteria enables growth rates comparable to aerobic respiration
Cable bacteria are filamentous sulphide-oxidisers performing long-distance electron transfer in redox-stratified sediments by transporting electrons over centimetre-scale distances to reduce oxygen. H...
www.biorxiv.org
October 9, 2025 at 11:24 AM
New preprint by @kartiksaiyer.bsky.social, @leodigel.bsky.social and others from @cemau.bsky.social about how cable bacteria grow using electrodes instead of oxygen: www.biorxiv.org/content/10.1...
I'm recruiting a postdoc to figure out how aerobic methanotrophic bacteria oxidise methane in anoxic freshwater sediment environments: international.au.dk/about/profil... Come to Aarhus University in Denmark and work on this 2-year project funded by @villumfonden.bsky.social!
Postdoctoral position on methanotrophic bacteria - Vacancy at Aarhus University
Vacancy at Department of Biology - Microbiology, Aarhus University
international.au.dk
October 8, 2025 at 4:59 PM
I'm recruiting a postdoc to figure out how aerobic methanotrophic bacteria oxidise methane in anoxic freshwater sediment environments: international.au.dk/about/profil... Come to Aarhus University in Denmark and work on this 2-year project funded by @villumfonden.bsky.social!
Reposted by Ian Marshall
🔍 On the hunt for cable bacteria again! 🔍
Last week, most of the Ecology team at CEM: Mie, Lea, Ugo, @larspeternielsen.bsky.social & Andreas had a great day in the field at Norsminde Fjord and Følle Vig, exploring the population dynamic and activity of cable bacteria along our local coasts🔬🌿🌊
Last week, most of the Ecology team at CEM: Mie, Lea, Ugo, @larspeternielsen.bsky.social & Andreas had a great day in the field at Norsminde Fjord and Følle Vig, exploring the population dynamic and activity of cable bacteria along our local coasts🔬🌿🌊
October 7, 2025 at 1:24 PM
🔍 On the hunt for cable bacteria again! 🔍
Last week, most of the Ecology team at CEM: Mie, Lea, Ugo, @larspeternielsen.bsky.social & Andreas had a great day in the field at Norsminde Fjord and Følle Vig, exploring the population dynamic and activity of cable bacteria along our local coasts🔬🌿🌊
Last week, most of the Ecology team at CEM: Mie, Lea, Ugo, @larspeternielsen.bsky.social & Andreas had a great day in the field at Norsminde Fjord and Følle Vig, exploring the population dynamic and activity of cable bacteria along our local coasts🔬🌿🌊
Reposted by Ian Marshall
Two new positions are available at the MPI for Evolutionary Biology to support development of our genomics facility. Both stand to become permanent. Both offer a ton of opportunity to engage in a wide range of creative science.
Pls repost 🙏
www.evolbio.mpg.de/3838377/job_...
Pls repost 🙏
www.evolbio.mpg.de/3838377/job_...
Two full-time positions | Bioinformatician (m/f/d) + Applications Specialist (m/f/d) - Molecular Biology
The Genome Facility at the Max Planck Institute for Evolutionary Biology in Plön is seeking to fill two positions (full time) to support and expand our core facility services.
www.evolbio.mpg.de
October 6, 2025 at 11:17 AM
Two new positions are available at the MPI for Evolutionary Biology to support development of our genomics facility. Both stand to become permanent. Both offer a ton of opportunity to engage in a wide range of creative science.
Pls repost 🙏
www.evolbio.mpg.de/3838377/job_...
Pls repost 🙏
www.evolbio.mpg.de/3838377/job_...
Reposted by Ian Marshall
Still 10 days left to apply! 🦠🧪👩🎓🔬
Come work with my team in beautiful Vienna!
Come work with my team in beautiful Vienna!
🚨3-yr Postdoc Position on #SingleCell Activities in #Marine #N-Cycling🦠🧪👩🎓🔬
Join me @univie.ac.at @dome-vienna.bsky.social
Part of our ERC Synergy #RECLESS looking at microbes in marine oxygen minimum zones
Apply by Oct 15, start March 2026!
-> ucloud.univie.ac.at/index.php/s/...
Join me @univie.ac.at @dome-vienna.bsky.social
Part of our ERC Synergy #RECLESS looking at microbes in marine oxygen minimum zones
Apply by Oct 15, start March 2026!
-> ucloud.univie.ac.at/index.php/s/...
RECLESS_Postdoc_single_cell_UniVie.pdf
u:cloud - Ihre Daten, auf Wolken gebettet.
ucloud.univie.ac.at
October 5, 2025 at 2:29 PM
Still 10 days left to apply! 🦠🧪👩🎓🔬
Come work with my team in beautiful Vienna!
Come work with my team in beautiful Vienna!
Reposted by Ian Marshall
Interested in an exciting 2.5 year PostDoc position with a focus on the characterization of novel #nitrifiers? This is a collaborative project between our nitrification group @cemess.bsky.social and C. Singleton and P. Nielsen at @aau.dk
🧪 #MicroSky
www.stillinger.aau.dk/videnskabeli...
🧪 #MicroSky
www.stillinger.aau.dk/videnskabeli...
Postdoc in Identification and characterization of novel nitrifiers
At the Faculty of Engineering and Science, Department of Chemistry and Bioscience, a 2.5 year position as Postdoc in “Identification and characterization of ...
www.stillinger.aau.dk
October 5, 2025 at 2:54 PM
Interested in an exciting 2.5 year PostDoc position with a focus on the characterization of novel #nitrifiers? This is a collaborative project between our nitrification group @cemess.bsky.social and C. Singleton and P. Nielsen at @aau.dk
🧪 #MicroSky
www.stillinger.aau.dk/videnskabeli...
🧪 #MicroSky
www.stillinger.aau.dk/videnskabeli...
Thanks to @villumfonden.bsky.social for supporting my weird ideas again with a Villum Experiment project! Set to start next year: AGAMBLE – Anaerobic Growth of Aerobic Methanotrophic Bacteria in Lake Environments. Job ad for a 2-year postdoc position coming soon!
villumfonden.dk/en/nyhed/tra...
villumfonden.dk/en/nyhed/tra...
October 3, 2025 at 7:56 AM
Thanks to @villumfonden.bsky.social for supporting my weird ideas again with a Villum Experiment project! Set to start next year: AGAMBLE – Anaerobic Growth of Aerobic Methanotrophic Bacteria in Lake Environments. Job ad for a 2-year postdoc position coming soon!
villumfonden.dk/en/nyhed/tra...
villumfonden.dk/en/nyhed/tra...
Reposted by Ian Marshall
Reposted by Ian Marshall
A 2-y postdoc position in my former group at University of Copenhagen is available in microbial ecology and bioinformatics.
See more: employment.ku.dk/faculty/?sho...
Feel free to contact me if you have questions about the environment.
Please share the ad.
See more: employment.ku.dk/faculty/?sho...
Feel free to contact me if you have questions about the environment.
Please share the ad.
Postdoc in Microbial bioinformatics
employment.ku.dk
October 2, 2025 at 5:51 AM
A 2-y postdoc position in my former group at University of Copenhagen is available in microbial ecology and bioinformatics.
See more: employment.ku.dk/faculty/?sho...
Feel free to contact me if you have questions about the environment.
Please share the ad.
See more: employment.ku.dk/faculty/?sho...
Feel free to contact me if you have questions about the environment.
Please share the ad.
Reposted by Ian Marshall
Really, Robin? Another newsletter? 🫠
YES. and this one’s worth it:
🔥 News
🪶 SciComm tips
📅 Events
🧩 Puzzles
Once a month. Fun. Useful. Easy to read.
👉 Subscribe now to catch the very first edition: www.robintalksscience.com
#SciComm #ScienceCommunication
YES. and this one’s worth it:
🔥 News
🪶 SciComm tips
📅 Events
🧩 Puzzles
Once a month. Fun. Useful. Easy to read.
👉 Subscribe now to catch the very first edition: www.robintalksscience.com
#SciComm #ScienceCommunication
September 30, 2025 at 9:04 AM
Really, Robin? Another newsletter? 🫠
YES. and this one’s worth it:
🔥 News
🪶 SciComm tips
📅 Events
🧩 Puzzles
Once a month. Fun. Useful. Easy to read.
👉 Subscribe now to catch the very first edition: www.robintalksscience.com
#SciComm #ScienceCommunication
YES. and this one’s worth it:
🔥 News
🪶 SciComm tips
📅 Events
🧩 Puzzles
Once a month. Fun. Useful. Easy to read.
👉 Subscribe now to catch the very first edition: www.robintalksscience.com
#SciComm #ScienceCommunication
Reposted by Ian Marshall
Imprint of #eutrophication on #methane-cycling microbes in freshwater sediment
egusphere.copernicus.org/preprints/20...
egusphere.copernicus.org/preprints/20...
September 28, 2025 at 8:10 PM
Imprint of #eutrophication on #methane-cycling microbes in freshwater sediment
egusphere.copernicus.org/preprints/20...
egusphere.copernicus.org/preprints/20...
Reposted by Ian Marshall
A niche for diverse cable bacteria in continental margin sediments overlain by oxygen-deficient waters bg.copernicus.org/articles/22/... #jcampubs 🌊
A niche for diverse cable bacteria in continental margin sediments overlain by oxygen-deficient waters
Abstract. Since the discovery of cable bacteria more than a decade ago, these multicellular, filamentous sulfur-oxidizing bacteria have been found in a range of sedimentary environments. However, thei...
bg.copernicus.org
September 24, 2025 at 4:05 PM
A niche for diverse cable bacteria in continental margin sediments overlain by oxygen-deficient waters bg.copernicus.org/articles/22/... #jcampubs 🌊
I didn't even notice this was two separate papers at first... thanks for the overview!
Coincidental and exciting! Anaerobic methanotrophic archaea (ANME) do like carbon monoxide - two independent studies showcasing CO metabolism across freshwater and marine ANME (ANME-2d and -2b).
ANME-2d: doi.org/10.1101/2025... (Welte lab)
ANME-2b: reposted (Orphan lab)
ANME-2d: doi.org/10.1101/2025... (Welte lab)
ANME-2b: reposted (Orphan lab)
Carbon monoxide oxidation expands the known metabolic capacity in anaerobic methanotrophic consortia https://www.biorxiv.org/content/10.1101/2025.09.21.677609v1
September 22, 2025 at 9:51 AM
I didn't even notice this was two separate papers at first... thanks for the overview!