The Ribalet Lab - SeaFlow@UW
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Future ocean warming may cause large reductions in Prochlorococcus biomass and productivity
The cyanobacterium Prochlorococcus is Earth’s most abundant photosynthetic organism and crucial to oceanic ecosystems. However, its …
Francois Ribalet
,
Stephanie Dutkiewicz
,
Erwan Monier
,
E. Virginia Armbrust
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Shifts in phytoplankton community structure across oceanic boundaries
Phytoplankton communities play an important role in marine food webs and biogeochemical cycles. The transition zones between ocean …
Jordan Winter
,
Annette Hynes
,
Chris Berthiaume
,
Kelsy Cain
,
E. Virginia Armbrust
,
Francois Ribalet
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DOI
Amplicon sequencing with internal standards yields accurate picocyanobacteria cell abundances as validated with flow cytometry
Marine microbial ecologists seek measurements of organismal abundance and diversity at high taxonomic resolution to understand …
Alex Jones-Kellett
,
Ra E
,
Jesse C McNichol
,
Yubin Raut
,
Kelsy R Cain
,
Francois Ribalet
,
E Virginia Armbrust
,
Michael J Follows
,
Jed a Fuhrman
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High-frequency sampling captures variability in phytoplankton population-specific periodicity, growth, and productivity
The Hawaii Ocean Time-series (HOT) at Station ALOHA (22.75°N, 158°W) in the North Pacific Subtropical Gyre (NPSG) serves as a critical …
Annette Hynes
,
Jordan Winter
,
Chris Berthiaume
,
Eric Shimabukuro
,
Kelsy Cain
,
Angelicque White
,
E. Virginia Armbrust
,
Francois Ribalet
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Latitudinal patterns in ocean C:N:P reflect phytoplankton acclimation and macromolecular composition
The proportions of carbon (C), nitrogen (N), and phosphorus (P) in surface ocean particulate matter deviate greatly from the canonical …
Justin D. Liefer
,
Angelicque E. White
,
Zoe v. Finkel
,
Andrew J. Irwin
,
Mathilde Dugenne
,
Keisuke Inomura
,
Francois Ribalet
,
E. Virginia Armbrust
,
David M. Karl
,
Matthew H. Fyfe
,
Christopher M. Brown
,
Michael J. Follows
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Disentangling top-down drivers of mortality underlying diel population dynamics of Prochlorococcus in the North Pacific Subtropical Gyre
Photosynthesis fuels primary production at the base of marine food webs. Yet, in many surface ocean ecosystems, diel-driven primary …
Stephen J. Beckett
,
David Demory
,
Ashley R. Coenen
,
John R. Casey
,
Mathilde Dugenne
,
Christopher L. Follett
,
Paige Connell
,
Michael C. G. Carlson
,
Sarah K. Hu
,
Samuel T. Wilson
,
Daniel Muratore
,
Rogelio A. Rodriguez-Gonzalez
,
Shengyun Peng
,
Kevin W. Becker
,
Daniel R. Mende
,
E. Virginia Armbrust
,
David A. Caron
,
Debbie Lindell
,
Angelicque E. White
,
Francois Ribalet
,
Joshua S. Weitz
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Multiple biotic interactions establish phytoplankton community structure across environmental gradients
The combination of taxa and size classes of phytoplankton that coexist at any location affects the structure of the marine food web and …
Stephanie Dutkiewicz
,
Christopher L. Follett
,
Michael J. Follows
,
Fern Henderikx-Freitas
,
Francois Ribalet
,
Mary R. Gradoville
,
Sacha N. Coesel
,
Hanna Farnelid
,
Zoe v. Finkel
,
Andrew J. Irwin
,
Oliver Jahn
,
David M. Karl
,
Jann Paul Mattern
,
Angelicque E. White
,
Jonathan P. Zehr
,
E. Virginia Armbrust
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Nitrogen fixation in mesoscale eddies of the North Pacific Subtropical Gyre: patterns and mechanisms
Mesoscale eddies have been shown to support elevated dinitrogen (N2) fixation rates (NFRs) and abundances of N2-fixing microorganisms …
Mathilde Dugenne
,
Mary R. Gradoville
,
Matthew J. Church
,
Samuel T. Wilson
,
Uri Sheyn
,
Matthew J. Harke
,
Karin M. Björkman
,
Nicholas J. Hawco
,
Annette Hynes
,
Francois Ribalet
,
David M. Karl
,
Edward F. DeLong
,
Sonya T. Dyhrman
,
E. Virginia Armbrust
,
Seth John
,
John M. Eppley
,
Katie Harding
,
Brittany Stewart
,
Ana M. Cabello
,
Kendra A. Turk-Kubo
,
Mathieu Caffin
,
Angelicque E. White
,
Jonathan P. Zehr
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Siderophore production and utilization by marine bacteria in the North Pacific Ocean
Siderophores are strong iron-binding molecules produced and utilized by microbes to acquire the limiting nutrient iron (Fe) from their …
Jiwoon Park
,
Bryndan P. Durham
,
Rebecca S. Key
,
Ryan D. Groussman
,
Zinka Bartolek
,
Paulina Pinedo-Gonzalez
,
Nicholas J. Hawco
,
Seth G. John
,
Michael C. G. Carlson
,
Debbie Lindell
,
Lauren W. Juranek
,
Sara Ferrón
,
Francois Ribalet
,
E. Virginia Armbrust
,
Anitra E. Ingalls
,
R Bundy
,
Elle M.
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Determining drivers of phytoplankton carbon to chlorophyll ratio at Atlantic Basin scale
We demonstrate the ability of flow cytometry to determine species specific cellular carbon and chlorophyll content in vivo by using …
Timothy Smyth
,
David Moffat
,
Glen Tarran
,
Shubha Sathyendranath
,
Francois Ribalet
,
John Casey
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