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Posts by Alexandre Jan

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Happy #CtenophoreDay (10/4)! Last month, my picture of a cteno illustrated the cover of the latest paper of @annaferraioli.bsky.social & @pawelburkhardt.bsky.social lab on the Aboral Organ of Mnemiopsis. Zoom in on the centre of the image to see a white dot: the AO www.science.org/doi/10.1126/...

1 week ago 24 8 0 0

Thank you for the support!

4 weeks ago 1 0 0 0

Thanks for sharing our work!

4 weeks ago 1 0 0 0
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Our new book chapter on the culture of gelatinous plankton is out! Written with Miguel Candelas Pérez and @joanjsoto.bsky.social. Check out the book by using this link or contacting me: ecosur.repositorioinstitucional.mx/jspui/handle...
Many thanks to the editor María A. Mendoza Becerril.

4 weeks ago 17 5 0 2
The cover of the journal Science Advances highlights the article described in this thread. On the cover, a comb jelly is viewed from above on a black background. Above, the mention "Sciences Advances" and "6 March 2026". On the bottom left, the logo of AAAS.

The cover of the journal Science Advances highlights the article described in this thread. On the cover, a comb jelly is viewed from above on a black background. Above, the mention "Sciences Advances" and "6 March 2026". On the bottom left, the logo of AAAS.

Congratulations to all the authors 👏 A special mention goes to @alexandrejan.bsky.social for a gorgeous cover image!
@leodigel.bsky.social @jeffcolgren.bsky.social @carinelegoff.bsky.social @joanjsoto.bsky.social @maikekittelmann.bsky.social @aaas.org 4/4

1 month ago 12 2 0 1
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Ctenopalooza Ctwo • MBARI Ctenopalooza Ctwo – a meeting of those interested in ctenophores About the meeting The past decade has seen remarkable advances in our understanding of these fascinating animals—spanning genomics, cel...

🧪📍🌊 🦑🍎 We’re excited to announce that we are organizing a second ctenophore meeting — Ctenopalooza Ctwo — to be held at the Monterey Bay Aquarium Research Institute (MBARI) in Monterey Bay, California, on August 23–25, 2026.
Registration is now open!
www.mbari.org/event/ctenop...

1 month ago 31 11 2 2

Congratulations Joan !!

1 month ago 1 0 0 0

Honored to illustrate the work of @annaferraioli.bsky.social and the team of @pawelburkhardt.bsky.social featured in Science Advances. Check it out!

1 month ago 7 1 0 0
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Always great to visit Bergen Aquarium and see comb jellies exhibited in all their beauty 🌈

The comb jellies are now part of a permanent exhibit at the aquarium. #ctenophores #Bergen #aquarium

@alexandrejan.bsky.social, Simen Mannsåker & @msarscentre.bsky.social

2 months ago 42 8 0 1
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It’s such a joy working with these beautiful animals 😍😍
Huge thanks to @alexandrejan.bsky.social for capturing my gorgeous little creatures!
Can’t wait to share more cuke science and photos soon — stay tuned!
@msarscentre.bsky.social

5 months ago 18 4 0 1
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Happy #worldjellyfishday 🪼
Here is a juvenile Chrysaora colorata, one of my favourite species of scyphomedusa, native to the Californian coast.

5 months ago 12 3 0 0
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Happy #worldjellyfishday, everyone 🪼🪼🪼!

Jellyfish (and their blooms) are a fundamental part of marine ecosystems, significantly contributing to carbon transport and storage. An ocean without jellyfish would not be a healthy ocean.

@universitetsmuseet.bsky.social @unibergen.bsky.social

5 months ago 35 11 0 2
Benthoplanidae, a new family of benthic ctenophores (Platyctenida), based on morphological and genetic data

A new paper just dropped a little while ago describing a new family for a common species of benthic ctenophore (comb jellies), Coeloplana meteoris, now known as Benthoplana meteoris. www.jse.ac.cn/EN/10.1111/j...

5 months ago 5 2 0 0

It swims to the LEFT (lobes and mouth first in search of prey) and to the RIGHT for a quick escape.

6 months ago 7 0 0 0

I'm looking forward to your article about Pleurobrachia.

For the mouth, I would vote 1.

6 months ago 0 0 0 0

It was a good attempt, but those species are found in the North Sea, North Atlantic Ocean and Mediterranean Sea, except one species from Japan

Mnemiopsis leidyi
Beroe cucumis
Coeloplana (Benthoplana) meteoris
Pleurobrachia pileus (2x)
Callianira bialata
Hormiphora plumosa
Bolinopsis infundibulum

6 months ago 0 0 0 0

Bolinopsis, Leucothea, Mnemiopsis, Lampocteis, Beroe x3, Pleurobrachia, Haeckelia, sp. RedX, and Euplokamis, great catch!

6 months ago 2 0 1 0
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Impressive drawings, @beziostudio.bsky.social! So realistic — even some parasites are sneaking into the Beroe 🤯

6 months ago 1 0 0 0
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Happy Ctenophore Day!
These glowing ocean drifters look like jellyfish but aren’t! They’re comb jellies, shimmering creatures that light up the sea with rows of beating cilia 💙🌈
Which species can you identify? 👀 Most are raised in @pawelburkhardt.bsky.social lab
#CtenophoreDay #CombJelly #Ctenophore

6 months ago 1831 297 44 12
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🌊 Happy World Ocean Day! 🌊

To celebrate the beauty and wonder of the Ocean, here is a close-up series of the jellyfish Cyanea lamarckii 🪼
These images were exhibited at the @universitetsmuseet.bsky.social inviting us to appreciate the ocean’s wonders up close.

#WorldOceanDay #jellyfish

10 months ago 11 1 0 0
Four people stand behind a booth in the Bergen University Museum Whale Hall. A skeleton is visible hanging from the ceiling, there are glass cases with specimens. At the booth, an aquarium, a laptop and scientific drawings are displayed.

Four people stand behind a booth in the Bergen University Museum Whale Hall. A skeleton is visible hanging from the ceiling, there are glass cases with specimens. At the booth, an aquarium, a laptop and scientific drawings are displayed.

An aquarium with comb jellies, lit from the side to highlight their delicate shape, is displayed on a table covered in a black tablecloth.

An aquarium with comb jellies, lit from the side to highlight their delicate shape, is displayed on a table covered in a black tablecloth.

It was an honor to take part in the celebration of 200 years of knowledge at @universitetsmuseet.bsky.social, together with colleagues from across @unibergen.bsky.social departments 🎉🎂 The Burkhardt group showcased comb jellies in the Museum's majestic whale hall ✨ @pawelburkhardt.bsky.social

11 months ago 34 6 1 1
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Michael Sars Centre partners with Paris Aquarium to introduce comb jellies to the public The Michael Sars Centre at the University of Bergen and the Paris Aquarium have signed a Memorandum of Understanding (MoU) to exchange expertise on comb jelly husbandry. The collaboration marks a sign...

Director Alexis Powilewicz & aquarist Étienne Bourgouin from Paris Aquarium discuss the collaboration together with MSarsCentre Director @lionlchristiaen.bsky.social & @alexandrejan.bsky.social, ctenophore expert in the lab of @pawelburkhardt.bsky.social ✨🧪
tinyurl.com/yc7erub5

1 year ago 17 1 0 0
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The story made the cover of @biophysj.bsky.social with a beautiful shot of Littorina littorea and Malacoceros fuliginosus by @alexandrejan.bsky.social ✨

1 year ago 15 2 1 0

Our ctenophores say hi to Bluesky 👋🏼

1 year ago 37 9 0 0

Wonderful Callianira antarctica 🤩💙

1 year ago 1 0 0 0