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Kevin Thiessen, PhD

@kevinthiessen.bsky.social
700 followers 300 following 492 posts

Researcher at University of Bristol & Science Communicator. Creator of @zebrafishrock.bsky.social 🐟🎸 & @ctenophoresrock.bsky.social 🪼🥁

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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 14/10/2026
Cheers, Nikki!
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The Office Party Dance with Kevin
Alt: The Office Party Dance with Kevin
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 13/10/2026
Hmmm... The only ones I can think of from the #zebrafish world are Farrell & Wagner scRNAseq, Driever & CNV Zebrafish Issue, and Navajas-Acedo & Kucenas Rohon Beard Neurons. The second example has a ~450 citation disparity while the third is still really early to tell. Are people not citing both?
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 13/10/2026
Very cool observation! Definitely using this stunning lifecycle image by @beziostudio.bsky.social in presentations (with credit!) 😊
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Reposted by Kevin Thiessen, PhD
Pawel Burkhardt @pawelburkhardt.bsky.social · 13/10/2026
Can a comb jelly choose whether to reproduce as a larva or grow up first? 🪼 Our new preprint shows that in Mnemiopsis leidyi, this depends on the density of other comb jellies. A story of surprising developmental plasticity! www.biorxiv.org/content/10.6... 🧵 1/4 📸 @beziostudio.bsky.social
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 08/10/2026
Affectionately called “The Soup Bucket,” this contains all the comb jellies I’ve refused to cull since I started 😫 Each speck is one jelly of various sizes (0.1 to 3 mm). I can see why people have trouble getting rid of this highly invasive species in the wild. They reproduce at pace! #TeamBob
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 08/10/2026
Definitely need to discuss having a variety of start times to accommodate other regions. E.g. Similar to what @isrbio.bsky.social does with their webinars.
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 06/10/2026
These videos from @pawelburkhardt.bsky.social lab are definitely part of my #scicomm imaging goals! Every one from @alexandrejan.bsky.social & @joanjsoto.bsky.social are stunning 🤩
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 05/10/2026
The level of satire in this video 😂 lnkd.in/p/emb4Ypxt
lnkd.in
#microscopymonday | Wen Lu
The Unicorn Is Still Waiting 🦄🔬 #MicroscopyMonday I created this cilia-“inspired” fluorescent unicorn last week, hoping Nikon Small World’s ongoing review would bring clarity and restore confidence i...
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 04/10/2026
Happy #CtenophoreDay! These lab-grown comb jellies are giving off lava lamp vibes 😎 I often get entranced whenever I feed them 😍 #TeamBob #Bobettes #ctenophore #scicomm
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 04/10/2026
These were the size of the ones I saw in Woods Hole! 🤩
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Reposted by Kevin Thiessen, PhD
Ctenophores Rock! @ctenophoresrock.bsky.social · 03/10/2026
Your weekly Bob sighting 🪼 #TeamBob #ctenophore #combjelly #scicomm #Mnemiopsis #MarineLife
A glass beaker filled with water with a light in the background. Inside is a cydippid comb jelly named Bob. The beaker is labeled with a piece of tape that says Bob.
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 02/10/2026
Eventually I’ll decrease the density… but it makes for such cool photos 🤩
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 01/10/2026
Finally looking like your normal self, I see. Those other 11 months of the year you are looking quite ghastly.
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Reposted by Kevin Thiessen, PhD
Ctenophores Rock! @ctenophoresrock.bsky.social · 29/09/2026
Happy #CtenophoreCtuesday! We feel like spitting fun facts today 😎 DYK: upon fusion, two comb jellies undergo rapid physiological integration (e.g. demonstrated by shared neuronal and digestive systems) 🪼🔗🪼 Credit video to @kei-jokura.bsky.social. Read more about it: www.cell.com/current-biol... 🦑
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Reposted by Kevin Thiessen, PhD
Tessa Montague @tessamontague.bsky.social · 29/09/2026
I'm excited to share our new preprint: Generation of a transgenic cephalopod tinyurl.com/pc86jxz8 Cephalopods (cuttlefish, octopus & squid) are crazy critters that dynamically camouflage to their surroundings by changing the color, pattern, & texture of their skin, which they control w their brain.
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 24/09/2026
Looking forward to hearing about all your work in Oxford!
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 24/09/2026
Imaging suppression turning into depression quickly 😩 We are all rooting for you!
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Mr Miyagi: Try Again Tomorrow
Alt: Mr Miyagi: Try Again Tomorrow
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 23/09/2026
Also, shoutout to the #zebrafish community for helping me troubleshoot our (marine) rotifer culture setup!
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 23/09/2026
What I like best about this video is near the end when some of Bob’s progeny swim into view and they are hunting the rotifers as well. Can you spot them? 😍
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Reposted by Kevin Thiessen, PhD
Ctenophores Rock! @ctenophoresrock.bsky.social · 23/09/2026
This is Bob. They are a hermaphroditic comb jelly that recently underwent reverse development from adult lobate to larval cydippid, following a period of stress. The event reduced our colony to just Bob. Once our food source stabilized, Bob began to flourish & what was 1 Bob is now 500+ Bobettes! 🦑
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 22/09/2026
This is why university press release offices needs a science-literate member. Just wait until people find out they have just as many bacterial cells in their body as they do their own cells... "Illegal immigrant cells invade human body"
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 21/09/2026
Don't forget about dod, Robert, BOBa Fett, SpongeBOB. I've thought of this too much 😅
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 21/09/2026
Here are some comb jelly larvae (i.e. cydippids) to brighten your day 🪼 Two months ago, our colony got bottlenecked to one individual (Bob) and has since grown to over 500! #ctenophore #scicomm
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 21/09/2026
Congrats, Esra! Looking forward to your talk in Oxford!
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 21/09/2026
It's already time for #FatBearWeek 2026! One of the best things to happen to the internet! You can check out the participants here: explore.org/meet-the-bears 🍯🐻 Voting starts tomorrow ⌛
explore.org
Meet The Bears of Fat Bear Week - Explore.org
Explore.org is the world's leading philanthropic live nature cam network and documentary film channel. Our mission is to champion the selfless acts of others, create a portal into the soul of humanity...
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Reposted by Kevin Thiessen, PhD
Ctenophores Rock! @ctenophoresrock.bsky.social · 15/09/2026
This video of Pleurobrachia sp. is giving us goose(berry)bumps on #CtenophoreCtuesday! 🫨🪼 Better known by the common name "sea gooseberry," these comb jellies are approximately the same size as the gooseberry fruits in your home garden. Credit video to @montereybayaquarium.org. #scicomm #MarineLife
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 15/09/2026
I hope this will be recorded 🙏
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 11/09/2026
Nice choice on the paper mug! 💪
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 11/09/2026
Same is true for deep-learning (actually useful) and LLMs (less useful) being grouped into AI. These distinctions are important to avoid blanket bans of both.
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 09/09/2026
You know Shelton has a #zebrafish connection! @schoolingadream.bsky.social is his cousin 😀
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 09/09/2026
Fully expecting M. Night Shyamalan to be a co-author
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 08/09/2026
Looking forward to meeting you in Oxford!
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 05/09/2026
Random bits of fish knowledge are kinda my thing. I remember the good stuff, especially cool alizarin red staining!
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 05/09/2026
Please send my highest regards 🤩
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Super Cool Love It! Thumbs Up
Alt: Super Cool Love It! Thumbs Up
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 05/09/2026
This looks vaguely familiar… is it an @reddiesteadygo.bsky.social original?
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 05/09/2026
As a fish person, I was always jealous of the annotations/resources for the human genome. Now as a ctenophore researcher, I realize that #zebrafish people don't know how good they actually have it. A silver lining is that the struggles I had with the zebrafish genome have prepared me for this. 😵‍💫
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 03/09/2026
Work with #zebrafish models of human disease? Or maybe you want to bring awareness to a certain disease? Let ZDMS highlight your work and interests in our running series #KnowYourZDM, which we highlight how this mighty fish is advancing human research 🐟 💪 Reach out directly, if interested!
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 31/08/2026
Ironically, Moroz et al submitted their paper to Nature in Sept 2013. Two months later, Ryan et al practically "scooped" them with their Science publication, having only submitted their paper for review in July 2013. Now, both papers are cited at the same rate. Hopefully there were no hard feelings!
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Reposted by Kevin Thiessen, PhD
Anna Czarkwiani @aniaczark.bsky.social · 28/08/2026
Looking forward to sharing my origin story 😁
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 28/08/2026
I now understand how quickly a comb jelly bloom can happen. Mnemiopsis are nuts. We had one larval comb jelly (aka cydippid) a month ago and now we are up over 100. 😳
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Reposted by Kevin Thiessen, PhD
George Matsumoto @georgeimatsumoto.bsky.social · 27/08/2026
🧪📍🌊 🦑🍎 www.mbari.org/news/mbari-h...
mbari.org
MBARI hosts workshop to share latest research on comb jellies • MBARI
This week, MBARI welcomed experts from a wide range of scientific disciplines to discuss the latest research on ctenophores, also known as comb jellies. The Ctenopalooza Ctwo workshop helped foster ne...
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Reposted by Kevin Thiessen, PhD
Ctenophores Rock! @ctenophoresrock.bsky.social · 25/08/2026
Happy #CtenophoreCtuesday! For your moment of zen, enjoy this tentacular (comb) jelly roll 🪼🌀 Captured by the ever-talented macro-photographer & scientist @adameykolab.bsky.social 🤩 Stay tuned for next week as we comb through the internet looking for all things #ctenophore! #MarineLife #scicomm
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 21/08/2026
This is wonderful 😀
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 18/08/2026
I already passed the “Life in the UK’ test. But I still don’t know how to use “INNIT”
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British Gentleman Drinks Tea by Big Ben
Alt: British Gentleman Drinks Tea by Big Ben. May or may not be Kevin in disguise.
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 18/08/2026
Already having FOMO about Ctenopalooza Ctwo next week. But unfortunately, I can't leave the UK until my ILR is processed. 😩
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 15/08/2026
When I was in Germany, they gave me a brick phone to communicate on campus. It was robust and I loved it!
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 14/08/2026
Finally caught a decent video of a comb jelly in action! This is Bob, the biggest one in our facility. Bob underwent reverse development due to stress & transitioned from an adult (lobate) back to a larva (cydippid). Now Bob is developing back into a lobate again! Science is so cool 🤩 #ctenophore
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 14/08/2026
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Kevin Durant: You The Real MVP
Alt: Kevin Durant: You The Real MVP
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 14/08/2026
Congrats on the paper! I keep seeing this GIF from #cichlid folks. It's terrific! Where does it come from? Is it an actual show on Netflix?
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Kevin Thiessen, PhD @kevinthiessen.bsky.social · 13/08/2026
Between that and 'labeling/labelling' I'm all discombobulated
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