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Dr. Tanja Stratmann

@drtanjastratmann.bsky.social
524 followers 220 following 244 posts

PhD in Marine Sciences, Deep-Sea Benthic Ecologist and Biogeochemist, #ERC Group Leader at @marumunibremen.bsky.social/ #Postdoc at @utrechtuniversity.bsky.social; scientific illustrations at instagram.com/tanjastratmann

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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 29/09/2026
I’ll like to proudly introduce you to Dr @itziarburgues.bsky.social, my first PhD student who successfully defended her PhD thesis today 🍾🥳🥂. Almost on the day 2 years after I took over her supervision, she gave a really great presentation and excelled in the defense part.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 28/09/2026
Today and tomorrow I‘m in Barcelona 🇪🇸 at the @ub.edu for the PhD defence of @itziarburgues.bsky.social. So, let’s explore geosciences in Catalan.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 24/09/2026
Today I visited the company (www.fi-sch.de/de) that is building my deep-sea incubation chambers. They are making great progress and I hope that they will have a successful equipment text next week, when I'm in Barcelona celebrating @itziarburgues.bsky.social PhD defense. 1/n
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 24/09/2026
This week, the 'Benthic Ecological Biogeochemistry' group at @marumunibremen.bsky.social is busy packing for the upcoming #SO322 cruise to the Clarion-Clipperton Fracture Zone (Pacific). For the @erc.europa.eu project #SPYCLING I will measure nitrogen cycling in sponges 🧽.
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Reposted by Dr. Tanja Stratmann
Itziar Burgues @itziarburgues.bsky.social · 23/09/2026
Ya puedes unirte al proyecto Esponja't y participar en un concurso fotografico con tus observaciones de esponjas y contribuir a proyectos de investigación sobre esponjas del mediterraneo. Registrate, haz fotos de esponjas, subelas a la plataforma MINKA y participa! minka-sdg.org/projects/con...
minka-sdg.org
Concurs ESPONJA’T
Vols ajudar a veure les esponges marines amb la teva mirada? Participa en el concurs de fotografia ESPONJA'T del 26/09/2026 fins al 31/10/2026. Hi ha tres categories per tal de descriure les espon...
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 21/09/2026
When you expect a calm day in the office with time to work on your never ending to-do-list, chaos (i.e., research cruise preparation & logistics chaos) breaks out. 🫠😵‍💫
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 16/09/2026
Today, I am extremely proud of my PhD student @itziarburgues.bsky.social as she is sending out the invitation to her PhD defense at @ub.edu (Barcelona, 🇪🇸). It was great pleasure and an honour to supervise her over the last 2 years, but now it is time to kick her out of the nest 🥚🐣🐤. #ProudPI
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 07/09/2026
The benefit of traveling by train to the project meeting in Lodz 🇵🇱 is that I can prepare the presentation in the train. #MiningImpact3 #DeepSeaMining #JPI-Oceans
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 06/09/2026
As I'm the technician in my own group (alias I can't afford an actual technician), I'm spending my Sunday evening ordering consumables for the upcoming cruise 🫠, before I travel to Poland for the #MiningImpact3 meeting #JPI-Oceans.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 06/09/2026
A couple of weeks ago, I had lunch with a colleague from another faculty, with whom I studied. We were talking about the different papers each of us are working on and today, I received a review request for 1 of those papers. Sorry editor, strong conflict of interest (for more than 1 co-author) 🤷‍♀️.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 02/09/2026
It's 20:35h local time and I have a new hobby, i.e., writing scientific papers 👩‍💻, because I don't manage to do anything science-related anymore during actual working hours 😵‍💫😤. Stay tuned for the follow-up paper to this paper: www.frontiersin.org/journals/mar...
frontiersin.org
Frontiers | Taxon-specific differences in C and N cycling and metabolic activity of intertidal organisms: part A—short-term processes
European tidal flats that host nonnative Magallana gigas reefs contribute to several ecosystem functions. Among others, they provide a habitat for a large va...
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 01/09/2026
To transport my new costum-built deep-sea in-situ incubation chambers I am looking for transportation or flightcase boxes. I contacted several manufacturers and 1 already sent me a quote. Its manager was likely bored as he googled me before sending the quote, starting with Good day Dr Stratmann. 😂
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Reposted by Dr. Tanja Stratmann
Itziar Burgues @itziarburgues.bsky.social · 26/08/2026
Field work on the project “From Data to Discovery” looks like this these days at CostaBrava. Thanks to the support from the #SmallResearchGrant2025 from the @britishecologicalsociety.org! Pictures on the first steps on getting timelapse cameras ready to field deployments.
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Reposted by Dr. Tanja Stratmann
Itziar Burgues @itziarburgues.bsky.social · 26/08/2026
A funny summary of the project "From Data to Discovery" supported by the @britishecologicalsociety.org through the #SmallResearchGrants2025 (created with Google NotebookLM) Stay tuned for more updates! 🌊🪸🔍🆙
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 24/08/2026
The "Benthic Ecological Biogeochemistry" group (@marumunibremen.bsky.social at @unibremen.bsky.social) is expecting a television crew tomorrow, so we had to clean up 🧹 the lab and my office a bit. #ERCStG @erc.europa.eu
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 17/08/2026
I might have put slight pressure on my PhD student to finish the revisions of his first paper, but in return, I organize the coffee ☕️.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 16/08/2026
Few years ago, a former #NIOZ colleague (Philip Riekenberg) introduced me to the concept of writing 100 words each day. I have adopted it and I also asked my new PhD student to do the same. Today, I wrote more words than I did the last 7 d, and I managed to sent the manuscript to the co-authors 💪.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 07/08/2026
I have been too busy to post anything here, but now I would like to share the news that the team size of the #ERCStG project #SPYCLING 🧽 doubled: Eearlier this week, I have welcomed my new PhD student Patrik Beggel at @marumunibremen.bsky.social. @erc.europa.eu #WomenInSTEM #NewPI
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 08/07/2026
I have two large campaigns from mid-August until mid-December, first shallow-water sponge incubation experiments at @icmcsic.bsky.social in Barcelona, and afterwards deep-water sponge incubation experiments in the central Pacific, also in relation to my research about #DeepSeaMining impacts.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 01/07/2026
When you have purchased a new instrument with your #ERCStG funding and you realize that shutting down this instrument after installation (without touching the emergency stopp buttons) is more complicated than getting the grant in the first place 😵‍💫.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 01/07/2026
I'm hiring a new Postdoctoral Researcher (40 months) to work on my #ERCStG project #SPYCLING 🧽🧽 at @marumunibremen.bsky.social (@unibremen.bsky.social): www.marum.de/en/career/op... Application deadline: 15th July 2026. www.marum.de/Binaries/Bin...
marum.de
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 29/06/2026
Last Friday, I went out into the field to collect marine sediment and seawater samples to prepare the bacteria 🦠culture that I will enrich in 13C & 15N. Later-on this culture will be fed to sponges and bryozoans in 3 experiments I will conduct until the end of this year. #SPYCLING
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 15/06/2026
I have reached a stage in my career, where writing a paper is actually relaxing, because all the other tasks are mainly keeping a flea circus alive 😬 (including PhD defense of my first PhD student, preparing for field work, research cruises, setting up labs and instrument installation, etc.).
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Reposted by Dr. Tanja Stratmann
Andrew D Thaler @drandrewthaler.bsky.social · 05/06/2026
Earlier this year, The Metals Company suggested that they had a deal with Japan's PAMCO for commercial nodule processing from deep sea mining. This week, PAMCO clarified that no such contract exists and their only agreement was an MOU for a feasibility study. parc-jp.org/en/news-reso...
parc-jp.org
PAMCO responds: No contract with TMC
In response to an inquiry sent to Pacific Metals Co., Ltd. (PAMCO), the Japanese nonferrous metals c
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 04/06/2026
Yesterday, my latest purchase arrived, oxygen optodes rated for 6000m water depth 💪. These optodes will be deployed in deep-sea incubation chambers that I am acquiring at the moment. Then, my lab incubation and my deep-sea incubation equipment is complete. #SPYCLING #ERCStG @erc.europa.eu
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 01/06/2026
Today, Aylin Muslimli from #ConstructorUniversityBremen started her 2-months long internship in my "Benthic Ecological Biogeochemistry" group at @marumunibremen.bsky.social. In the next couple of days, she will test my brand-new incubation chambers and measure stirring speed and water mixing.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 30/05/2026
In October 2024, @itziarburgues.bsky.social contacted me and asked whether I would be willing to take over the supervision of her PhD thesis. I agreed and 1.5 years later, I spend this weekend reading her last thesis' draft and write my report so she can submit her thesis in 1 week. #ProudPhDAdivsor
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 26/05/2026
I‘m standing outside in the shade waiting for my brand-new GC/EA-IRMS from #ThermoFisher to arrive.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 13/05/2026
Today, I'm very happy to host Dr Lingli Zhou (Assitant Professor in Economic Geology at @vuamsterdam.bsky.social) at @marumunibremen.bsky.social where she will give a research seminar on mineral wealth in the oceans and compare #PolymetallicNodules with terrestrial resources. #DeepSeaMining
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Reposted by Dr. Tanja Stratmann
MARUM @marumunibremen.bsky.social · 12/05/2026
We are happy to announce the next MARUM Research Seminar with Dr. Lingli Zhou from Vrije Universiteit Amsterdam in the Netherlands 🗓️ When: 13.05.2026, 10:15 am 🗺️ Where: MARUM, room 2070 Find out more about it here ➡️ www.marum.de/en/Dates-Eve...
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 11/05/2026
Today, I‘m in Hamburg for the research cruise planning workshop of the German 🇩🇪 research fleet.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 09/05/2026
When your cancelled weekend plants make at least your PhD student happy 😆 because you gained time to read her soon to be submitted PhD thesis 😉.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 29/04/2026
Arriving at #KunstmuseumWolfsburg for my talk about #DeepSeaMining later today (18:00h).
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 25/04/2026
On Wednesday evening (29th April), you can see me in a rather unusual setting for a scientist: in an art museum. If you want to learn more about the #DeepSea and about #DeepSeaMining in particular, come to the #KunstmuseumWolfsburg and listen to my talk at 18:00h. www.kunstmuseum.de/veranstaltun...
kunstmuseum.de
Volkswagen Group Art4All im April - Kunstmuseum Wolfsburg
Bei freiem Eintritt von 16 bis 21 Uhr ins Museum. Ein Vortrag der Tiefseeökologin Dr. Tanja Stratmann, Führungen und ein kreatives Atelier ergänzen den Abend. Ein Format zwischen Kunst und Wissenschaf...
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 24/04/2026
How to check whether a scientist considers herself oveworked: Give her the author's proof of the latest paper and say there is a mismatch between authors in author list and corresponding author. I'm first and corresponding author and my name is spelled ✅. But I asked 2 persons to confirm it. 😬
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 22/04/2026
I'm still reviewing the manuscript and I can only give one advice: If you intend to publish an extremely flawed study and the topic is my research speciality, I recommend to exclude me as a reviewer. Otherwise I will recommend that this extremely flawed study will be rejected.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 22/04/2026
I‘m late in reviewing a paper, so now I can enjoy the sunny 🌞 but rather fresh weather in Bremen and read on the @marumunibremen.bsky.social balcony.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 21/04/2026
My favorite action is to remind colleagues organizing events that they have to be precise about the time zone and that we have daylight saving time at the moment. 🕰️
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Reposted by Dr. Tanja Stratmann
European Marine Board @emarineboard.bsky.social · 17/04/2026
Dark Oxygen? What is it and why is it important? Join us on Thursday 21 May 2026 from 13:00-14:00 CEST to find out! Our May #ThirdThursdayScience session will discuss dark oxygen with speaker Andrew Sweetman from @samsocean.bsky.social. More and register here: www.marineboard.eu/events/dark-...
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 17/04/2026
When you start a conversation in the family Whatsapp group with 'as you all know, I will be at sea this autumn', at least one person will respond 'ups, no, I had no idea you will be at sea' 🌊 🤔. At that moment, I hadn't mentioned yet, that I will actually be at sea for 2 months. 🤷‍♀️
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 16/04/2026
Just to let everybody know, an ERC Starting Grant is not an inexhaustible source of funding 💶, especially not for paid internships that were not/ never included in the original budget calculations. 🤷‍♀️
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 15/04/2026
A friend of mine with a PhD in bioengineering and me are discussing whose job is tougher, my one as a newbee #PI with an #ERCStG (struggling with university admin) or his being a science teacher who has to deal with a class full of teenagers in puberty. I think his one is tougher.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 13/04/2026
If you don't know what to do on 29th April and you're in Northern Germany 🇩🇪, you may want to visit the art museum in Wolfsburg, see the new exhibition by Julian Charrière (www.kunstmuseum.de/en/exhibitio...) and listen to my talk about #DeepSeaMining: www.kunstmuseum.de/2026/04/volk...
kunstmuseum.de
Julian Charrière. Midnight Zone - Kunstmuseum Wolfsburg
Infos A dazzling light shines through a rotating Fresnel lens in the depths of the Pacific Ocean, gigantic submerged glaciers tower above the viewer, and divers float seemingly weight­less in Mexican ...
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 13/04/2026
I invent new scientific terms in German 😂. I am writing the job advertisement for the PostDoc position in my #ERC Starting grant group and university regulations require a German advertisement (an English advertisement is optional). So, I just 'Germanize' a couple of English terms 🤷‍♀️.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 08/04/2026
Since I established my #ERCStG research group "Benthic Ecological Biogeochemistry" at @marumunibremen.bsky.social on February 1, 2026, I contributed to 3 manuscripts that were submitted. 1) shared-first authorship, 2) first author, 3) last author. 1/n
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 02/04/2026
A tipp when you want to trigger me to return to a long forgotten dataset and get it published: make sure you agitate me a lot. I'm constantly moving papers/ datasets up and down the priority list, but if you want a paper to escape this elevator, make sure I'm very furious 😡😤. Now: Greenland 2013❄️
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 02/04/2026
Besides accepting goods for my colleagues, I also do something fun today and test my new equipment.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 02/04/2026
As a #ERCStG doesn't secure you a permanent position anymore 😵‍💫, I might have found a new job in case I don't get a tenured position in science. I establish the incoming goods department, since I'm already fulfilling this position anyway by having my office in the foyer & starting to work ~7:15h. 📦
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 27/03/2026
What's the April weather 🌦️version in the scientific review process? Receiving the following recommendations to the editor: Reviewer 1 - major revisions, Reviewer 2 - rejection, Reviewer 3 - minor revisions. Let's hope the editor is satisfied with all our revisions and accepts the manuscript 🤞🤔.
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Dr. Tanja Stratmann @drtanjastratmann.bsky.social · 23/03/2026
To cite a friend, „my office looks like a lab or a workshop“ because my new set of ex-situ incubation chambers arrived at @marumunibremen.bsky.social earlier this morning. After the last O2 optodes have arrived, I can start with the first incubation experiments of my #ERCStG project #Spycling.
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