GO-SHIP Tracer Postdoctoral Fellow UW School of Oceanography, Warner Lab https://d-sandborn.github.io/ Carbon cycling and bicycling 🚴🌈 he/himhttps://bsky.app/profile/danielsandborn.bsky.socialhttps://bsky.app/profile/danielsandborn.bsky.social/post/3mxubfaxvhk2d🌊 New paper by my colleague Steffi O'Daly et al.: UVP particle observations on GO-SHIP lines in the #SouthernOcean and #IndianOcean open a new window into the deep ocean biological carbon sink. https://doi.org/10.1029%2F2025GB008685 #carbon #oceanography14 Oct 2026 19:21 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3mxubfaxvhk2dhttps://bsky.app/profile/danielsandborn.bsky.social/post/3mvkyvlqgac2rMy UW colleagues @kendallvalentine.bsky.social and Clara Stanbury featured on @kuow.org this morning! Give them a listen: https://omny.fm/shows/pocket-science/the-dark-matter-of-dirt-why-the-physics-of-mud-are-so-mysterious15 Sep 2026 16:05 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3mvkyvlqgac2rhttps://bsky.app/profile/danielsandborn.bsky.social/post/3mumussrh2c2lU.S. GO-SHIP seeks to fill 12 student positions on the 2027 southern and central legs of P16. P16S: New Zealand-Tahiti, Jan-Mar. P16C: Tahiti-Hawaii, Mar-Apr. Application review begins Sep. 21 2026. Details: usgoship.ucsd.edu/2026/08/27/p16s-c-student-cruise-opportunity-review-begins-9-21-26/ https://usgoship.ucsd.edu/2026/08/27/p16s-c-student-cruise-opportunity-review-begins-9-21-26/03 Sep 2026 16:32 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3mumussrh2c2lhttps://bsky.app/profile/danielsandborn.bsky.social/post/3mtequzk6qk2mYou should go read this brand-new paper by a team including my colleague @koelling.bsky.social if you, too, like to ponder: - Why is the Labrador Sea so darn good at oxygenating the deep Atlantic ocean? - What's the fate of deep ocean oxygen if #AMOC shifts? [contains quote post or other embedded content]18 Aug 2026 17:35 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3mtequzk6qk2mhttps://bsky.app/profile/danielsandborn.bsky.social/post/3me2i546hck2aNeed an observation-based open-source tool to estimate ocean anthropogenic carbon? - Transit Time Distribution approach - Improved accessibility & flexibility - Updated inventories thru 2500 Our preprint is live! https://egusphere.copernicus.org/preprints/2026/egusphere-2025-5793/ #oceanography #oceancarbon #python04 Feb 2026 18:14 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3me2i546hck2ahttps://bsky.app/profile/danielsandborn.bsky.social/post/3m36g46lcuk2dWhat can #CFC concentrations in the ocean tell us about the ocean's changing #GreenhouseGas sink? Let's talk about it at my webinar on surface ocean transient tracer saturations, October 21st 2025, 11am PDT/2pm UTC. More details and sign up here! usgoship.ucsd.edu #Oceanography #CO2 #OceanScience https://usgoship.ucsd.edu/14 Oct 2025 19:01 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3m36g46lcuk2dhttps://bsky.app/profile/danielsandborn.bsky.social/post/3lz55mu4ou224How does #LakeSuperior interact with rising atmospheric CO₂? Check out our paper in JGR Biogeosciences: "A Neural Network-Based Estimate of the Seasonal to Inter-Annual Variability of the Lake Superior Carbon Cycle" https://doi.org/10.1029/2024JG008610 #carbon #limnology #machinelearning18 Sep 2025 20:07 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3lz55mu4ou224https://bsky.app/profile/danielsandborn.bsky.social/post/3lwcj5ewn7s2hPlease share with students & ECRs in your life! U.S. GO-SHIP is looking for students to participate in the occupation of A16S. 3 positions open. Application deadline is August 28, 2025 (will remain open until filled). Details: https://usgoship.ucsd.edu/2025/08/04/go-ship-a16s-student/13 Aug 2025 19:00 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3lwcj5ewn7s2hhttps://bsky.app/profile/danielsandborn.bsky.social/post/3lsw6bh7mb224Our paper describing Tracer-based Rapid Anthropogenic Carbon Estimation is out in ESSD! 🌊 https://doi.org/10.5194/essd-17-3073-2025 #oceanography #carbon #matlab #software01 Jul 2025 16:58 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3lsw6bh7mb224https://bsky.app/profile/danielsandborn.bsky.social/post/3lrqh4xad7s24New Dreissenid risk assessment just dropped! "Water quality-based risk assessment for zebra mussel establishment: a case study of single- and multiple-factor methods in northern temperate lakes" https://doi.org/10.1080/10402381.2025.2488829 #dreissenid #limnology16 Jun 2025 16:56 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3lrqh4xad7s24https://bsky.app/profile/danielsandborn.bsky.social/post/3l4yp5ppyes2hHonored to have our paper featured by Eos! Underway #𝑝CO₂ time series on #lakes are rare and valuable data, so I hope we see more of it soon. https://eos.org/editor-highlights/new-insights-into-a-blind-spot-in-aquatic-carbon-dioxide-exchange25 Sep 2024 17:51 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3l4yp5ppyes2hhttps://bsky.app/profile/danielsandborn.bsky.social/post/3krtcg76a7o24The 3rd chapter of my dissertation is published in the Journal of Geophysical Research: Biogeosciences! https://doi.org/10.1029/2023JG007877 tl;dr -> Underway 𝘱CO₂ measurements pick out CO₂ invasion of Lake Superior from seasonal variability A few key points...06 May 2024 14:43 +0000at://did:plc:csmsvn2kprmsbo35kkx4jonc/app.bsky.feed.post/3krtcg76a7o24