Colleen Durkin's Avatar

Colleen Durkin

@cadurkin.bsky.social

Oceanographer and lead of MBARI's Carbon Flux Ecology team. I think a lot about sinking particles, the carbon cycle, and microscopic creatures. Otherwise: fiber art, designing/making clothes, chickens. Views expressed here are my own.

76 Followers  |  22 Following  |  33 Posts  |  Joined: 19.11.2023  |  2.2341

Latest posts by cadurkin.bsky.social on Bluesky

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Our first deployment of a surface-tethered sediment trap in Gulf of Guinea! We are trying to build these arrays using supplies from the Tema canoe fishermanโ€™s market. @mbarinews.bsky.social

03.08.2025 08:02 โ€” ๐Ÿ‘ 4    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Natalia Llopis Monferrer - Maxwell/Hanrahan Foundation Field research is vital to the work of Natalia Llopis Monferrer because the delicate organisms she studies, Rhizaria, canโ€™t be grown in labs. Researching them

Congratulations to Natalia Llopis Monferrer for being selected as an awardee of the Maxwell/Hanrahan Foundation 2025 Awards in Field Biology! ๐Ÿ”ฌ ๐ŸŽ‰

Learn more about the awards and Natalia's work: www.maxwell-hanrahan.org/award/natali....

23.07.2025 22:15 โ€” ๐Ÿ‘ 95    ๐Ÿ” 15    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 1
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Natalia Llopis Monferrer - Maxwell/Hanrahan Foundation Field research is vital to the work of Natalia Llopis Monferrer because the delicate organisms she studies, Rhizaria, canโ€™t be grown in labs. Researching them

Congratulations to the latest Maxwell/Hanrahan Foundation Field Biology Award winner Natalia Llopis Monferrer!!! I am so proud of her! www.maxwell-hanrahan.org/award/natali... @mbarinews.bsky.social

17.07.2025 19:01 โ€” ๐Ÿ‘ 4    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Dropping these two beauties in Monterey Bay this week. Both measure carbon sequestration in the deep ocean. Lots of good data to come. @mbarinews.bsky.social

16.07.2025 13:47 โ€” ๐Ÿ‘ 25    ๐Ÿ” 4    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

When I was in grad school I spent a lot of time thinking about individually sinking phytoplankton cells, and wondering if it actually mattered in the real ocean. It is nice to finally answer that question!

09.07.2025 20:10 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

New publication by @mlmlsci.bsky.social Master's student Annie Bodel, @mbarinews.bsky.social, and @megestapa.bsky.social

09.07.2025 20:10 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Solitary phytoplankton cells sink in the mesopelagic ocean Phytoplankton, and their carbon, are typically exported from the surface ocean when packaged inside larger, sinking detrital particles. This process draws carbon out of the atmosphere, where it can be...

Can a teeny little phytoplankton cell sink through the mesopelagic ๐ŸŒŠ? Usually, we assume they must be packaged inside larger aggregates. We found that a small but distinct part of the population does sink through the mesopelagic!
doi.org/10.1371/jour...

09.07.2025 20:10 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Aft deck tools.

09.07.2025 16:20 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Sailing on the R/V Endeavor this week with my besties.

08.07.2025 22:39 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

Key takeaways:
1) Most phytoplankton were exported in sinking particles.
2) Almost all of these exported taxa were packed in large particles.
3) Diatoms and Hacrobia were enriched is the key particle types.
4) POC flux magnitude is correlated with relative composition of these two taxa in particles.

24.06.2025 23:28 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Sinking particles exporting diatoms and Hacrobia predict the magnitude of oceanic POC flux Abstract. Carbon flux to the deep sea can be dictated by surface ocean phytoplankton community composition, but translating surface ocean observations into

This work was lead by former postdoc Sasha Kramer, who is starting a new faculty position at Boston University. Her expertise in ocean optics lead us analyze this molecular/biogeochemical/microbial data with a fresh perspective, leading to new insights. doi.org/10.1093/isme...

24.06.2025 23:28 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Marine snow provides new clues about the export of carbon to the deep sea โ€ข MBARI Genetic sequences in microscopic particles of sinking organic material reveal the mechanisms of carbon transport into the deep sea that can help improve satellite-based models of carbon export.

How do phytoplankton export carbon into the deep sea? Which phytoplankton taxa drive the most carbon export?

We used DNA to identify which phytoplankton are packaged in exported particles during the NASA EXPORTS field campaigns. @mbarinews.bsky.social 's summary:

www.mbari.org/news/marine-...

24.06.2025 23:28 โ€” ๐Ÿ‘ 4    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 1

๐Ÿ˜ข

23.06.2025 15:36 โ€” ๐Ÿ‘ 2    ๐Ÿ” 1    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

I have been fantasizing about making a zine for a while nowโ€ฆ.i am sick of digital communication and algorithms.

20.06.2025 19:01 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Knitters throughout the world unite to work on their craft in public, including in Monterey. Celebrate Worldwide Knit in Public Day in Monterey, June 14. Join fiber crafters at Colton Hall for a collaborative community event.

Our event got the Monterey County Weekly bump. Canโ€™t wait to see what @celiajimenez.bsky.social wears tomorrow.

www.montereycountynow.com/blogs/opinio...

14.06.2025 02:51 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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I hear that lots of people are gathering in public tomorrow. I canโ€™t believe there are so many people celebrating Worldwide Knit in Public Day! #WWKIPD ๐Ÿ˜‰

14.06.2025 02:46 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Canโ€™t wait to join them in August with our team from @mbarinews.bsky.social ! We are excited to learn from our colleagues in Ghana.

14.06.2025 02:33 โ€” ๐Ÿ‘ 2    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

June in Monterey=turning the heater back on ๐Ÿ™#coastalupwelling

12.06.2025 02:48 โ€” ๐Ÿ‘ 3    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Seen IRL. We got the Monarch bump! #wwkipd

26.05.2025 01:25 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

You should organize it! It is pretty simple. I just had to get a permit from the parks department.

19.05.2025 04:24 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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June 14th is Worldwide Knit in Public Day! Join you fellow yarn enthusiasts on the lawn at Colton Hall from 12-4 in Monterey. All fiber arts are welcome. Bring a picnic and your latest project. ๐Ÿงถ๐Ÿงบ #montereybay

18.05.2025 20:57 โ€” ๐Ÿ‘ 14    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 1
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Why do some planktonic protists develop a gelatinous matrix? We suggest that this original adaptation is a strategy to cope with ocean oligotrophy: doi.org/10.1111/1462...
Led by @n-llopis-m.bsky.social, and thanks to all co-authors, I'm very happy to finally see it out!
#protistsonsky

05.05.2025 16:24 โ€” ๐Ÿ‘ 57    ๐Ÿ” 23    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 2

Don't look up.

10.04.2025 15:52 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

This week at work: SCUBA diving with our underwater microscope in Hawaii. Canโ€™t wait to share the amazing view we are getting of the plankton!

05.04.2025 18:33 โ€” ๐Ÿ‘ 5    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

I โค๏ธ this crew!

25.03.2025 19:46 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1

Only one for me, but I am also using their models to advance our science in a really meaningful way. Not sure that makes it okay, but atleast I am reaping the rewards of my stolen (?) intellectual data.

21.03.2025 05:39 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Friends, sign up! or send your students, postdocs, techs or whomever wants to play with NASA PACE data!

20.03.2025 23:57 โ€” ๐Ÿ‘ 1    ๐Ÿ” 3    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Andโ€ฆ..we got it back!

17.03.2025 23:45 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Beginnings of a collaborative art project with my knitting group ๐Ÿงถ #weekendknitting

17.03.2025 00:25 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

They will image sinking particles, and include various darkfield and shadowgraph cameras built by the amazing engineers here at MBARI. It is still very much under development right now.

12.03.2025 18:52 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

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