Jaime
@jysuarezibarra.bsky.social
📤 54
📥 99
📝 12
Merman from ancient oceans 🐚🌊🌈 working at
@exoceanlab.bsky.social
|
@cerege.bsky.social
🇨🇵
reposted by
Jaime
Nature Portfolio
1 day ago
An analysis in Nature Ecology & Evolution surveys community palaeontological databases, documenting their contributions to science as well as their vulnerabilities, and provide recommendations for the future of open science databases.
go.nature.com/3ZwTeGl
#Paleosky
🧪
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Jaime
Prof Helen Bostock
1 day ago
Great idea. We should rescue all the papers and data. Universities should provide a place to publish them so they are accessible to anyone. 📝
add a skeleton here at some point
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Jaime
Dr. Nina Davtian (she/her/hers)
4 days ago
@univ-amu.fr
PhD student V. Guarinos recently submitted a paper as first author. 🔗 to his
@egu.eu
preprint under review for
@egubg.bsky.social
:
doi.org/10.5194/egus...
With his PhD supervisors K. Tachikawa and
@chalkyoceans.bsky.social
at
@climatecerege.bsky.social
. 🧪 ⚒️ 🌊
#ForamFriday
#FossilFriday
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Planktonic foraminifera Iodine/Calcium ratio: is it a proxy for dissolved oxygen in the ocean?
Abstract. Direct observations indicate a declining trend in ocean oxygen concentrations, which is not quantitatively captured by models. The complexity of oxygenation variability, linked to both physi...
https://doi.org/10.5194/egusphere-2026-622
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Four days later, I think I can finally process this: I’ve been awarded a Marie Skłodowska-Curie Postdoctoral Fellowship (#MSCA -PF 2025). 17,066 applications this year. ~9.6% funded. Still feels slightly unreal.
5 days ago
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Jaime
Flavia Boscolo-Galazzo
5 days ago
Ice sheets big and small
www.nature.com/articles/s41...
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Ice sheets big and small - Nature Geoscience
Ice sheets can be extremely sensitive, or remarkably resilient, to environmental perturbations. Reconstructions of past ice sheet variability help identify what controls their stability and how they m...
https://www.nature.com/articles/s41561-026-01931-4
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Jaime
MARUM
6 days ago
We need to avoid pathway to ‘hothouse Earth’ scenario quickly 🥵 A team of researchers from Oregon State University, including Thomas Westerhold from
@marumunibremen.bsky.social
, is now calling for significant changes in climate policy in a commentary. Read more here ➡️
www.marum.de/en/Commentar...
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Jaime
European Geosciences Union (EGU)
6 days ago
Happy International Day of Women and Girls in Science🧪🔬! Simona Gabrielli, a seismologist based in Italy, shares her reflections, personal experience, academic journey and the challenges of fieldwork in our recent
#GeoLog
🧵 Read more here:
egu.eu/7S0S1U
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Jaime
ECORD - European Consortium for Ocean Research Drilling
6 days ago
🌍 Mentally drained, emotionally fulfilled. Thank you
#Expedition501
team, it was a pleasure! Excited for the New England core science. The onshore phase may be over, but the blog will keep going:
expedition501.wordpress.com
@marumunibremen.bsky.social
@us-sciod.bsky.social
@anzic.bsky.social
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Jaime
Lee Hsiang Liow (廖珕庠)
6 days ago
Apply for PhD Fellowships at the Centre for Planetary Habitability in Oslo! There are projects for geologists, paleontologists, paleobiologists, astrobiologists, stats-y folks, geoscientists and planetary folks!
www.jobbnorge.no/en/available...
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PhD Research Fellows in geosciences, planetary or exoplanetary sciences – up to three positions (294610) | University of Oslo
Job title: PhD Research Fellows in geosciences, planetary or exoplanetary sciences – up to three positions (294610), Employer: University of Oslo, Deadline: Sunday, March 1, 2026
https://www.jobbnorge.no/en/available-jobs/job/294610/phd-research-fellows-in-geosciences-planetary-or-exoplanetary-sciences-up-to-three-positions
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Jaime
Prof Michael Meredith 🌊🧪🥼❄️
6 days ago
We are seeking a 3+ year postdoc in ocean modelling, to work on an exciting project investigating underwater tsunamis in Antarctica. More about the project here:
www.polomints.ac.uk
Read more about the post here:
lnkd.in/eBjndZPv
Please share and help connect us with the best candidates!
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Polar Ocean Mixing by Internal Tsunamis
https://www.polomints.ac.uk
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Jaime
Emma Dunne
6 days ago
🚨 Hot off the press: Our look into of the palaeontological database landscape and its sustainability into the future. Palaeo databases are invaluable and continue to transform our research field - but they are vulnerable... (1/6) 🧪 ⛏️
www.nature.com/articles/s41...
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The billion-dollar case for sustaining palaeontology’s digital databases - Nature Ecology & Evolution
The authors survey community palaeontological databases, documenting their contributions to science as well as their vulnerabilities, and provide recommendations for the future of open science databas...
https://www.nature.com/articles/s41559-026-02985-8
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Jaime
ICTA-UAB
6 days ago
Sounds normal. But it isn’t. On
#WomenInScienceDay
these are the voices of women researchers at ICTA-UAB, imagining what science would feel like if gender equality were fully achieved. This is what should be ordinary.
#IfThisWereNormal
#GenderEquality
#11F
#ICTAUAB
#WomenInSTEM
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Jaime
Max Planck Institute for Chemistry
6 days ago
Antarctic ice melt 🧊🌍 changed global ocean circulation. Ice-sheet melt temporarily intensified Southern Ocean stratification. 👉
tinyurl.com/rvasrrnv
#SouthernOcean
#Antarctica
#OceanCirculation
#ClimateScience
#PaleoClimate
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Jaime
Proceedings of the National Academy of Sciences
7 days ago
CO2-driven warming during the Pliocene can be used as an analog for present-day warming. A temperature record from a Colombian sedimentary core suggests that the tropics were 4.8 °C warmer in the Pliocene than during the late Pleistocene. In PNAS:
https://ow.ly/iJ1c50YbG8B
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Jaime
Yuxin Zhou
12 days ago
A suite of benthic δ18O stacks intended as updates to the LR04 has been published. We compiled new data, updated the chronology, and provided regional stacks.
gchron.copernicus.org/articles/8/8...
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Global and regional Pleistocene benthic δ18O stacks with a comparison of different age modeling strategies
Abstract. Constructing accurate age models for Pleistocene marine sediments is crucial for our understanding of glacial-interglacial cycles and other climatic processes. Benthic foraminiferal δ18O sta...
https://gchron.copernicus.org/articles/8/85/2026/
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Jaime
DISPERSAL project - understanding past mammalian dispersals
11 days ago
Big shout-out to Leny Montheil! His first ERC Dispersal interview is now live and comes with a brand-new paper on how Asian mammals crossed shifting continents during the Eocene (-80 to -40 Ma)
doi.org/10.1016/j.ea...
Watch continents move 🌍
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Jaime
Chris Lowery
11 days ago
Good write-up in Science on our recent paper:
www.science.org/content/arti...
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Space dust reveals rapid evolution after dino-killing asteroid
New data detail how tiny forms of life rebounded much more quickly than previously believed
https://www.science.org/content/article/space-dust-reveals-rapid-evolution-after-dino-killing-asteroid
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Jaime
Simon D'haenens
10 days ago
📢 PhD in arctic paleoceanography at the University of Bergen. 🌊 ⚒️
www.jobbnorge.no/en/available...
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PhD Research Fellow in Arctic paleoceanography (295123) | University of Bergen
Job title: PhD Research Fellow in Arctic paleoceanography (295123), Employer: University of Bergen, Deadline: Sunday, March 8, 2026
https://www.jobbnorge.no/en/available-jobs/job/295123/phd-research-fellow-in-arctic-paleoceanography?fbclid=IwdGRleAPzvmNleHRuA2FlbQIxMQBzcnRjBmFwcF9pZAo2NjI4NTY4Mzc5AAEei1GHTVU7nLeR6-x1LGkw2UbG9lQ3M7DyGPBc8cSYps1Fagodt-good9dadI_aem_kQatERPVxqyxk8IaI3q7kw
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Jaime
ECORD - European Consortium for Ocean Research Drilling
13 days ago
For the first time, a science team has directly documented and extensively sampled a freshened water system beneath the ocean floor 🌊 Discover the first insights from
#IODP3NSF
#Expedition501➡️
ecord.org/extensive-fr...
@marumunibremen.bsky.social
#ScientificOceanDrilling
#NewEnglandShelfs
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Jaime
ICTA-UAB
about 1 month ago
📢 PhD Opportunity at ICTA-UAB🌊🧪 Research the ecological drivers of the ocean carbonate pump & carbon export, linking biodiversity, trophic interactions & biogeochemistry. ⏰ Deadline: 28 Feb 2026 Part of the Horizon Europe MSCA COFUND PHYNEST programme. 🔗 Details:
www.uab.cat/web/el-centr...
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Jaime
Christine Siddoway
about 1 month ago
@imas-utas.bsky.social
, I see you are seeking two motivated, enthusiastic PhD candidates to join our Antarctic geoscience team! What great opportunities. PhD project 1: Subglacial geology of the Aurora Subglacial Basin, East Antarctica
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Available projects for research degrees | University of Tasmania - Subglacial geology of the Aurora Subglacial Basin, East Antarctica
This PhD will focus on the Aurora Subglacial Basin, a key region vulne...
https://www.utas.edu.au/research/degrees/available-projects?id=12094
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Jaime
Niels de Winter
about 1 month ago
🚨 New vacancy🚨 Interested in high-resolution climate reconstructions, or know someone who might be? Apply for our exciting new, fully funded PhD position where you will develop reconstructions of extreme weather events in the geological past from fossil shells! 🌩️🌀🌊🐚
werkenbij.vu.nl/vacatures/ph...
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Vacature — PhD developing reconstructions for storms in a warmer climate
Are you enthusiastic about climate research and keen to discover how warmer climate changes the frequency of storms in the past and future? Then apply for this PhD project!
https://werkenbij.vu.nl/vacatures/phd-developing-reconstructions-for-storms-in-a-warmer-climate-amsterdam-1253852
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Jaime
Dr. Or M. Bialik |📚|🔬|🌊|⚒️
about 1 month ago
More details: I'm an editor on a sedimentological and paleoenvironmental journal called The Depositional Record, published by
@sedimentology.bsky.social
, and I'm looking for people in those and related fields.
onlinelibrary.wiley.com/journal/2055...
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https://onlinelibrary.wiley.com/journal/20554877
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Jaime
Flavia Boscolo-Galazzo
about 1 month ago
www.nature.com/articles/s41...
@bjerknes.uib.no
@marumunibremen.bsky.social
@unibremen.bsky.social
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Oligocene deep ocean oxygen isotope variations primarily driven by temperature - Nature Geoscience
Large benthic oxygen isotope fluctuations in the Oligocene Southern Ocean primarily represent deep water temperature changes, suggesting the Antarctic ice sheet volume was relatively stable, according...
https://www.nature.com/articles/s41561-025-01878-y
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Jaime
Flavia Boscolo-Galazzo
about 1 month ago
Paper Alert❗️We present the first Oligocene record of orbital variability in abyssal ocean temperature based on benthic foraminiferal clumped isotopes. Temperature changes up to 4 degrees C with a 110 kyr pacing, indicating Antarctic ice-volume at this time was less dynamic than previously thought.
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Jaime
Flavia Boscolo-Galazzo
about 1 month ago
Press Release in English and German: Swinging Abyss:
www.marum.de/en/Swinging-...
Schwingende Tiefsee:
nachrichten.idw-online.de/pressrelease...
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Schwingende Tiefsee
https://nachrichten.idw-online.de/pressrelease/864001/
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Jaime
exoCean Laboratory
about 2 months ago
#exocean
advent calendar day 24! Today we thought it was a good fit to show an image/talk about “conception”… One of the thing we (try to) do best at ExoCean is planktonic foraminifera reproduction. Here two immaculate mummies… 😏 We would like to wish you all a beautiful Christmas Eve!
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Jaime
exoCean Laboratory
about 2 months ago
#exoCeanadvent
Day 23: at exoCean we also look at some old questions: in the late 1800s, during the HMS Challenger expedition, they discovered that you can have a constant rain of shells from above, and still end up with a seafloor that looks like the carbonate budget never existed. Why? Pressure. 🌊
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Jaime
exoCean Laboratory
about 2 months ago
#exoCeanadvent
Day 22: Winding down for the holidays often means one thing... more mass spectrometry time is available! With our friends in
@cerege.bsky.social
's
#ENVITOP
facility, we're making use! Thanks to their equipment we're working on measuring elemental compositions down to the nano-gramme!
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Jaime
exoCean Laboratory
about 2 months ago
#exocean
advent calendar Day 21! The strongest link between all of us is our love for the ocean. Leaving Marseille with a magnificent sunrise reminds us each time we go out how lucky we are to do what we love for a living! We already have our ship time for the first 6 months of 2026 - exciting!
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Jaime
exoCean Laboratory
2 months ago
#exoCeanadvent
Day 18: looking for a good read waiting for Santa? 🌊 Try marine carbon removal:
@sulpis.bsky.social
co-chaired the working group behind the
@emarineboard.bsky.social
MRV brief, because “trust me bro” isn’t a monitoring protocol. Emissions cuts first; then *maybe* carbon removal.
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Jaime
exoCean Laboratory
about 2 months ago
#exoCeanadvent
Day 19: Friday edition: today’s post is about the peacocks at CEREGE, because it’s Friday and our brains are in weekend mode. They wander around like they own the campus, scream for no reason, and block paths with absolute confidence. Honestly, goals. 🦚
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Jaime
exoCean Laboratory
2 months ago
Read the European Marine Board report here: 📘👀
www.marineboard.eu/publications...
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Monitoring, Reporting and Verification for marine Carbon Dioxide Removal
Marine Carbon Dioxide Removal (mCDR) methods are being proposed and piloted in Europe. Monitoring, Reporting and Verification (MRV) is a structured process to collect, disclose and independently verif...
https://www.marineboard.eu/publications/MRV_for_mCDR
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Jaime
exoCean Laboratory
about 2 months ago
And...you. 🫵🏼! If you want to come work with us then get in touch. Message us here, or head to the website in our profile details. 'Tis the season*. *Of
@cnrs.fr
applications, good luck to everyone who is applying!
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Jaime
exoCean Laboratory
about 2 months ago
#exoCeanadvent
Day 20: it's wishing time... Whether you believe in Santa (the French singer 🎤), FC, or as I recently heard, Professor Xmas... We can all hope for some things in the holiday season... At
@exoceanlab.bsky.social
we would like (in no particular order):
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Jaime
exoCean Laboratory
2 months ago
#exoCeanadvent
Day 16: We're getting closer to the holidays, but we don't stop yet.
@erc.europa.eu
postdoc
@jysuarezibarra.bsky.social
was out today presenting his work
@maxplanck.de
in Mainz.
@soniachaabane.bsky.social
is also visiting to chat with colleagues.
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Jaime
exoCean Laboratory
2 months ago
#exoCeanadvent
Day 12: End-of-year celebration - raclette edition. On the agenda for this team meeting: cheese, cheese, cheese, goals for next year: even more cheese. We’ve officially reached our melting point. 🧀
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Jaime
exoCean Laboratory
2 months ago
The results did not reveal significant trend among the treatments, suggesting that under the tested conditions, the addition of olivine did not appear to affect foraminifera biology. Good news! Also, if anyone needs water filtration in the field with no electricity, Maxime is your guy.
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Jaime
exoCean Laboratory
2 months ago
#exoCeanadvent
Day 9: Meet Maxime (again). At
@exoceanlab.bsky.social
and
@climatecerege.bsky.social
Maxime has been conducting several experiments focusing on the culture of marine organisms. One project involved culturing foraminifera in the presence of olivine (Mg,Fe)2SiO4, an igneous mineral.
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Jaime
exoCean Laboratory
2 months ago
#exoCeanadvent
Day 10: As winter creeps into Provence we remember warmer days from our fieldwork in Bermuda. We stayed with the lovely folk at
@biosstation.bsky.social
, like
@blancobercial.bsky.social
who helped us to look for different foraminifera to catch, than our usual Mediterranean stuff.
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Jaime
exoCean Laboratory
2 months ago
#exoCeanadvent
Day 11: Science makes you do strange things. Meet
@astridhylen.bsky.social
, a postdoc working with carbonate dissolution in coastal sediments. She recently found herself in the middle of a salt marsh, stirring one of the ponds with a (clean) toilet brush taped to a curtain rod.
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Jaime
exoCean Laboratory
2 months ago
#exoCeanadvent
Day 8: Meet Katoo Declerk's Erasmus+ work. During her internship Katoo is investigating recently dead foraminifera (handily available in our lab!) Forams typically sink to the ocean floor soon after death, but partial or total dissolution can occur before getting there.
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Jaime
exoCean Laboratory
2 months ago
Once finished, these measurements will be combined with CT scans, and modelling to work out exactly what is happening in these first stages of sediment formation, or indeed alkalinity recycling in the water column. Stay tuned for results later in Katoo's project!
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Jaime
exoCean Laboratory
2 months ago
#exocean
advent calendar Day 7! We are lucky to be based in a pine forest, in Southern France, which means loads of possible walks to discuss science in a wonderful environment. We also like to run together - as we did Friday to finish the week!
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Jaime
Tom Chalk
2 months ago
#exoCeanadvent
Day 4: At exoCean we also investigate what happens to calcifiers who mysteriously die (answer: a lot happens). For that we must go at sea and collect evidence, just like CSI but with more seasickness pills, same sunglasses.
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Jaime
Ian Hall
3 months ago
🌊 Expansion of Antarctic Bottom Water driven by Antarctic warming in the last deglaciation
www.nature.com/articles/s41...
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Expansion of Antarctic Bottom Water driven by Antarctic warming in the last deglaciation - Nature Geoscience
Antarctic Bottom Water progressively filled more of the deep Southern Ocean through the last deglaciation, potentially contributing to the increase in atmospheric CO2, according to neodymium isotope r...
https://www.nature.com/articles/s41561-025-01853-7
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Jaime
Will Gray
2 months ago
new paper led by Andressa Nauter-Alves assessing controls on trace elements (Mg, Sr, B, Li /Ca) in multiple species of benthic foraminifera using a large compilation of coretop samples (>1500 sites).
dx.doi.org/10.1029/2025...
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Thermal and Non‐Thermal Controls on Benthic Foraminiferal Mg/Ca, Sr/Ca, B/Ca, and Mg/Li: Global Core‐Top Compilation, Revised Calibrations, and Application to the Geologic Record
We compile ∼1,500 core-top benthic foraminiferal Mg-Sr-B-Li/Ca measurements from five species and one genus to produce new calibrations Many benthic foraminiferal elemental systems require multiv...
http://dx.doi.org/10.1029/2025PA005176
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Jaime
CNRS
2 months ago
🔐 Applications de rencontre, rendez-vous médical en ligne… La gratuité repose souvent sur la collecte et l'exploitation de nos données personnelles. Comment garantir leur sécurité ? C’est l’enjeu des travaux de Geoffroy Couteau, cryptographe CNRS au sein de
@irif-paris.bsky.social
.
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Brève de Science : protéger les données sensibles
L’adage “si c’est gratuit, c’est vous le produit“ n’a jamais été aussi vrai qu’aujourd’hui sur Internet.
https://www.cnrs.fr/fr/actualite/breve-de-science-proteger-les-donnees-sensibles
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Jaime
Dr Adam Woodhouse
3 months ago
🛎️ 🛎️ New(ish) paper alert!! 🛎️ 🛎️ After 9 years, I have finally managed to publish the results from my MSc thesis during my time at the University of Birmingham on the MSc in Applied and Petroleum Micropalaeontology course!
jm.copernicus.org/articles/44/...
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Low-latitude biostratigraphy and diversity of planktonic foraminifera from the middle Eocene to early Oligocene
Abstract. The middle Eocene through early Oligocene was an important interval for Cenozoic climate evolution, having a substantial impact on global palaeoceanography and the biosphere. At the Eocene–O...
https://jm.copernicus.org/articles/44/601/2025/
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Jaime
exoCean Laboratory
3 months ago
Day 2 of
#exoCeanadvent
: Come with us to sea (you can also be a land based participant). As an 'inland' ocean lab, we don't quite have the sea on our doorstep, but that doesn't mean we can't bring it to us! We're based just 30–60 minutes from boats out of Marseille and Toulon.
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