Dr. Ulla Röhl

🌍 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

Interested in building an international synthesis team or already discussing ideas? 🚀 Call for Synthesis Working Groups (SWG) of the #ClusterofExcellence #OceanFloor now open ➡️ www.marum.de/en/The-Ocean...
@unibremen.bsky.social @icbm-uol.bsky.social

While the onshore operations of #IODP3NSF #Expedition501 are coming to an end, we’re not done meeting the people behind the science.

Today, meet Bryce Mitsunaga from @harvard.edu
➡️ expedition501.wordpress.com/blog/

#NewEnglandShelfs #ScientificOceanDrilling

We’re now in the third week of onshore operations for #IODP3NSF #Exp501 at @marumunibremen.bsky.social and we still have more of the team to introduce! Today, it’s the turn of Mojgan Soleimani, postdoctoral researcher at @umontpellier.bsky.social

➡️ expedition501.wordpress.com/2026/02/02/m...

Following the path of a core arriving at the Bremen Core Repository for the onshore operations of #IODP3NSF #Expedition501.
1️⃣First steps of the core flow: core inspection and core splitting.
Read the article here 👉 expedition501.wordpress.com/2026/02/04/t...
📷 Cores before,during and after splitting

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

Colourful cores on a sampling table

Word(s) of the day Cretacious camo go nicely with our #pictureoftheday #IODP3NSF #Exp501

The Bloody Core … Profanities have no place in IODP3, and the code of conduct is taken seriously by everyone on board. Language, however, has a habit of finding small gaps. Mild intensifiers do sometimes slip throug…

"In these moments language moves between literal and figurative" - New blog post about language, #ScientificOceanDrilling and core flow.
#IODP3NSF #Exp501 @epc-research.bsky.social @marumunibremen.bsky.social @anzic.bsky.social
➡️https://expedition501.wordpress.com/2026/01/31/the-bloody-core/

🌊Call for abstracts🌊

It is now already possible to submit your abstract for the 5th Deep Water Circulation Research Conference (Bremen, 2-4 September 2026).

You can find all the information about preparing and submitting your abstract on our website.

www.marum.de/5th-deep-wat...

Scientists Descend on MARUM as Expedition 501 Enters Its Onshore Phase Scientists from around the world have converged at MARUM – Centre for Marine Environmental Sciences, University of Bremen, marking the start of the onshore phase of IODP³-NSF Expedition 501. Partic…

Latest Blog:
🔗 expedition501.wordpress.com/2026/01/22/s...

Image of a pizza and pineapples on it - poll oprions: Yes, Yum, No, Never. Drill Cores that remind of tomato sauce - this inspried a discussion of favourite pizza toppings in the science team - poll on the whiteboeard is still ongoing.

Drill Cores that remind of tomato sauce - this inspried a discussion of favourite pizza toppings in the science team - poll on the whiteboeard is still ongoing.

Check out the beautiful cores drilled during Offshore Operations of #IODP3NSF #Exp501 - they do not only inspire scientific, but also cultural discussions in an international science team. #pictureoftheday
@marumunibremen.bsky.social @anzic.bsky.social @bgs.ac.uk @epc-research.bsky.social

Meet our Science Team #IODP3NSF #Exp501! Today: Sophie from @stockholm-uni.bsky.social

#NewEnglandShelf #ScientificOceanDrilling

➡️https://expedition501.wordpress.com/2026/01/26/meet-the-team-sophie-ten-hietbrink/

@marumunibremen.bsky.social @anzic.bsky.social @epc-research.bsky.social

Onshore phase of #IODP3NSF #Exp501 is still going on at @marum_uni_bremen🌏

Today’s #picoftheday is featuring some geological samples by 📸ChangLiu@ECORD_IODP3_NSF

Check out our blog for more behind the scene: expedition501.wordpress.com

Meet the Team: Gretl King Who are you?My name is Gretl King, I’m a PhD candidate at Binghamton University, based in the state of New York. What is your scientific objective for this expedition?I’m one of two mic…

Meet the Science Team of #IODP3NSF #Exp501!

🚀 Today is the turn of Gretl King, from Binghamton University.

Read the blog article here: expedition501.wordpress.com/2026/01/27/m...

📷Röhl@ECORD_IODP3_NSF

#NewEnglandShelf #ScientificOceanDrilling

Looking back: What was it really like for operations Manager Leo Barbosa? Before IODP3-NSF Expedition 501, all my offshore experience had been on oil and gas rigs and never for longer than 14 days at a time. So the thought of living and working on an offshore vessel for …

New blog post alert ! 🔔

Today we meet an other member of the science team, Leo Barbosa from the British Geological Survey #BGS, telling us his experience as operations manager on board of #IODP3NSF #Exp501

expedition501.wordpress.com/2026/01/28/l...

#NewEnglandShelf #ScientificOceanDrilling

Meet the team: Cristina Corradin Who are you? My name is Cristina Corradin, post doc at the National Institute of Oceanography and Applied Geophysics of Italy, based in Trieste. What is your scientific objective for this expeditio…

Meet the team of #IODP3NSF #Exp501!
Today’s blog post features Cristina Corradin from @ogsit.bsky.social, who is taking part in the onshore operations at @marumunibremen.bsky.social as a member of the hydrogeology and sedimentology group.
Read the article: expedition501.wordpress.com/2026/01/29/m...

Each core was curated and labeled while still on board, and now it's time for sampling in Bremen. Photo: LEBER (at) ECORD_IODP3_NSF

We warmly welcome the Science Team of IODP³-NSF Expedition 501 to #MARUM and to kick off the onshore research here!
Read more about the onshore operation and the expedition here ➡️ www.marum.de/en/Start-OnO...

@ecord.bsky.social @bgs.ac.uk @anzic.bsky.social
#ECORDScienceOperator #IODP3NSF #Exp501

First core is split during Onshore operations of IODP3NSF Expedition 501

Schneckenshift 🐌💪is the #Wordoftheday for the first day of Onshore Operations #IODP3NSF #Exp501 Meaning: Slowly processing the #firstcore after splitting and learning about standard procedures within #IODP3.

#Hydrogeology #NewEnglandShelf

@anzic.bsky.social @marumunibremen.bsky.social

Ready to Kick - off #WarmCCR

Call to Participate in #IODP3 Expedition GLACE-NS: Late Cenozoic Glaciers, Landscapes, Climates, and Ecosystems of the North Sea now open! iodp3.org/glace-ns-lat...

Welcome to all participants of this year's ECORD summer school @marumunibremen.bsky.social

New core arrival from the #GCR @marumunibremen.bsky.social @unibremen.bsky.social @ecord.bsky.social

🤩 And PAGES is thrilled that the Northern Hemisphere spring 2026 issue of the PAGES Magazine will be guest edited by the TIMES Scientific Steering Committee members and look at existing gaps, challenges and future directions across geological dating disciplines 🤩

Recalibrating the past 100 million years on a unified, accurate and precise timescale? 🕰️ That is the aim of the ambitious TIMES project. Read more about the Kick-Off meeting here ➡️ www.marum.de/en/Kick-off-...

zu IODP3 - NSF Expedition 501 “New England Hydrogeology”

Wasserknappheit: Irgendwo da unten: reines, Jahrtausende altes Wasser Über den Meeresboden weiß man weniger als über den Mond. Jetzt bohren Wissenschaftler vor der US-Ostküste nach Süßwasser. Finden sie eine Lösung für die Wasserknappheit?

Über den Meeresboden weiß man weniger als über den Mond. Jetzt bohren Wissenschaftler vor der US-Ostküste nach Süßwasser. Finden sie eine Lösung für die Wasserknappheit?

Hidden stories - on hard hats #IODP3NSF #Exp501 ➡️ expedition501.wordpress.com/2025/07/26/h...

#ECORDScienceOperator #NewEngland #ScientificOceanDrilling #OceanScience 🌊🚢🔬

The final core from the final Hole! From left to right the Boart Longyear team Chris Redding (Helper), Co Chief Brandon Dugan, Chandler Maine (Supervisor), Nick Boehne (Driller) and Lalo Aguilar (Helper).

#picoftheday: Final core from the final Hole! #IODP3NSF #Exp501 The Boart Longyear team (from left) Chris Redding (Helper), Co-Chief Brandon Dugan, Chandler Maine (Supervisor), Nick Boehne (Driller) and Lalo Aguilar (Helper). #ScientificOceanDrilling
📷EVEREST@ECORD_IODP3_NSF

YouTube video by ECORD_IODP Coastal Communities Explainer

#Expedition501: “New England Shelf Hydrogeology”
investigates freshened water under the ocean floor.
In this video, Co-Chief Scientist Brandon Dugan explains why sharing the impacts of #offshoreresearch with local communities is so important.
www.youtube.com/watch?v=w5f5...

Call for proposals to the Magellan3 Workshop Series Programme now open!
iodp3.org/call-for-pro...