Expedition 391 Co-Chief Scientists William Sager (University of Houston, USA, top) and Kaj Hoernle (GEOMAR, Germany, bottom) with Expedition Project Manager/Staff Scientist Tobias Höfig (IODP JRSO) on the JOIDES Resolution. (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_218]

Expedition 391 midnight to noon shift scientists, from back left: Seunghee Han (Geochemist, GIST, Republic of Korea), Yusuke Kubota (Geochemist, Tokyo Institute of Technology, Japan), Aaron Avery (Micropaleontologist, University of South Florida, USA), David Buchs (Sedimentologist/Volcanologist, Cardiff University, UK), Sriharsha Thoram (Paleomagnetist, University of Houston, USA), Tobias Höfig (Expedition Project Manager/Staff Scientist, IODP JRSO), William Sager (Co-Chief Scientist, University of Houston, USA), Sonia Tikoo-Schantz (Paleomagnetist, Stanford University, USA), John Shervais (Petrologist, Utah State University, USA), Jesse Scholpp (Petrologist, University of Tennessee, USA), Sharmonay Fielding (Physical Properties Specialist/Observer, University of Namibia, Namibia), Katherine Potter (Physical Properties Specialist, Utah State University, USA). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_219]

Expedition 391 noon to midnight shift scientists, from back left: Yusuke Kubota (Geochemist, Tokyo Institute of Technology, Japan), Wendy Nelson (Petrologist, Towson University, USA), Kevin Gaastra (Paleomagnetist, Rice University, USA), Yuhao Dai (Geochemist, Lund University, Sweden), Kaj Hoernle (Co-Chief Scientist, GEOMAR, Germany), Tobias Höfig (Expedition Project Manager/Staff Scientist, IODP JRSO), Claire Carvallo (Paleomagnetist, Sorbonne Université, France), Mike Widdowson (Sedimentologist/Volcanologist, University of Hull, UK), Arianna Del Gaudio (Micropaleontologist, University of Graz, Austria), Mbili Tshiningayamwe (Petrologist/Observer, University of Namibia, Namibia), Maya Pincus (Outreach Officer, Bushwick Leaders High School, USA), Aaron Avery (Micropaleontologist, University of South Florida, USA), Ethan Petrou (Physical Properties Specialist, University of Oxford, UK), Sharmonay Fielding (Physical Properties Specialist/Observer, University of Namibia, Namibia). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_220]

Expedition 391 core describers, from left: John Shervais (Petrologist, Utah State University, USA), Wendy Nelson (Petrologist, Towson University, USA), Mike Widdowson (Sedimentologist/Volcanologist, University of Hull, UK), Mbili Tshiningayamwe (Petrologist/Observer, University of Namibia, Namibia), David Buchs (Sedimentologist/Volcanologist, Cardiff University, UK), Jesse Scholpp (Petrologist, University of Tennessee, USA). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_221]

Expedition 391 paleomagnetists, from left: William Sager (Co-Chief Scientist, University of Houston, USA), Sriharsha Thoram (University of Houston, USA), Kevin Gaastra (Rice University, USA), Claire Carvallo (Sorbonne Université, France), Sonia Tikoo-Schantz (Stanford University, USA). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_222]

Expedition 391 physical properties scientists, left: Ethan Petrou (University of Oxford, UK), Katherine Potter (Utah State University, USA), Sharmonay Fielding (Observer, University of Namibia, Namibia). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_223]

Expedition 391 geochemists, from left: Seunghee Han (GIST, Republic of Korea), Kaj Hoernle (Co-Chief Scientist, GEOMAR, Germany), Yuhao Dai (Lund University, Sweden), Yusuke Kubota (Tokyo Institute of Technology, Japan). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_224]

Expedition 391 paleontologists: Arianna Del Gaudio (University of Graz, Austria) and Aaron Avery (University of South Florida, USA). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_225]

Scientific collaborations may form on each expedition, but so do friendships for life! Arianna Del Gaudio (Micropaleontologist, University of Graz, Austria) and Sonia Tikoo-Schantz (Paleomagnetist, Stanford University, USA). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_226]

IODP swag! From left: Jesse Scholpp (Petrologist, University of Tennessee, USA), Maya Pincus (Outreach Officer, Bushwick Leaders High School, USA), Seunghee Han (Geochemist, GIST, Republic of Korea), Tobias Höfig (Expedition Project Manager/Staff Scientist, IODP JRSO), Arianna Del Gaudio (Micropaleontologist, University of Graz, Austria), Yusuke Kubota (Geochemist, Tokyo Institute of Technology, Japan), Katherine Potter (Physical Properties Specialist, Utah State University, USA), Wendy Nelson (Petrologist, Towson University, USA). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_227]

Reunion of Expedition 324 scientists on Expedition 391, from left: William Sager (Co-Chief Scientist, University of Houston, USA), Sandra Herrmann (Marine Laboratory Specialist, IODP JRSO), Claire Carvallo (Paleomagnetist, Sorbonne Université, France), Mike Widdowson (Sedimentologist/Volcanologist, University of Hull, UK). (Credit: David Buchs & IODP) [Photo ID: exp391_228]

Reunion of Expedition 352 scientists on Expedition 391, from left: William Sager (Co-Chief Scientist, University of Houston, USA), Aaron Avery (Micropaleontologist, University of South Florida, USA), Claire Carvallo (Paleomagnetist, Sorbonne Université, France), John Shervais (Petrologist, Utah State University, USA), Wendy Nelson (Petrologist, Towson University, USA). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_229]

The gang – another friendship formed on Expedition 391, from left: Aaron Avery (Micropaleontologist, University of South Florida, USA), Arianna Del Gaudio (Micropaleontologist, University of Graz, Austria), and Ethan Petrou (Physical Properties Specialist, University of Oxford, UK). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_230]

Expedition 391 Outreach Officer Maya Pincus (Bushwick Leaders High School, USA). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_231]

Expedition 391 Imaging Specialist Sandra Herrmann (IODP JRSO), Outreach Officer Maya Pincus (Bushwick Leaders High School, USA), and Paleomagnetist Claire Carvallo (Sorbonne Université, France). (Credit: Tobias Höfig, IODP JRSO) [Photo ID: exp391_232]

Expedition Project Manager/Staff Scientist Tobias Höfig (IODP JRSO) with Paleomagnetist Claire Carvallo (Sorbonne Université, France). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_233]

Tuna visit the JOIDES Resolution. (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_234]

Micropaleontologist Arianna Del Gaudio (University of Graz, Austria) receives the last core catcher of the expedition. (Credit: Fabricio Ferreira, IODP JRSO) [Photo ID: exp391_235]

Curatorial Specialist Carel Lewis (IODP JRSO) marks the core while Maya Pincus (Outreach Officer, Bushwick Leaders High School, USA) holds the plunger. (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_236]

Ethan Petrou (center, Physical Properties Specialist, University of Oxford, UK) cuts the core with Daniel Marone (Assistant Laboratory Officer, IODP JRSO) and Myriam Kars (Marine Laboratory Specialist, IODP JRSO). (Credit: Fabricio Ferreira, IODP JRSO) [Photo ID: exp391_237]

The last core on deck is a big event. From left: IODP JRSO Marine Laboratory Specialists Mark Higley, Myriam Kars, and Susan Boehm, Maya Pincus (Outreach Officer, Bushwick Leaders High School, USA), Mike Widdowson (Sedimentologist/Volcanologist, University of Hull, UK), Kaj Hoernle (Co-Chief Scientist, GEOMAR, Germany), William Sager (Co-Chief Scientist, University of Houston, USA), Yusuke Kubota (Geochemist, Tokyo Institute of Technology, Japan), John Shervais (Petrologist, Utah State University, USA), and Wendy Nelson (Petrologist, Towson University, USA). (Credit: Fabricio Ferreira, IODP JRSO) [Photo ID: exp391_238]

Micropaleontologist Arianna Del Gaudio (University of Graz, Austria) and Physical Properties Specialist Ethan Petrou (University of Oxford, UK) presenting the last hard rock recovered on Expedition 391. (Credit: Fabricio Ferreira, IODP JRSO) [Photo ID: exp391_239]

Mission accomplished! From left: Kaj Hoernle (Co-Chief Scientist, GEOMAR, Germany), Maya Pincus (Outreach Officer, Bushwick Leaders High School, USA), Yusuke Kubota (Geochemist, Tokyo Institute of Technology, Japan), Wendy Nelson (Petrologist, Towson University, USA), William Sager (Co-Chief Scientist, University of Houston, USA), and Daniel Marone (Assistant Laboratory Officer, IODP JRSO). (Credit: Fabricio Ferreira, IODP JRSO) [Photo ID: exp391_240]

The final cores have been delivered, but sampling continues. Susan Boehm (Marine Laboratory Specialist, IODP JRSO) cross-checks sample entries in the core lab. (Credit: Lisa Crowder, IODP JRSO) [Photo ID: exp391_241]

Sandra Herrmann (Marine Laboratory Specialist, IODP JRSO) verifies sample offsets in the core lab. (Credit: Lisa Crowder, IODP JRSO) [Photo ID: exp391_242]

Sampling in full swing: Mark Higley (Marine Laboratory Specialist, IODP JRSO), Kevin Gaastra (Paleomagnetist, Rice University, USA), and Claire Carvallo (Paleomagnetist, Sorbonne Université, France). (Credit: Lisa Crowder, IODP JRSO) [Photo ID: exp391_243]

The winner of the Expedition 391 T-shirt logo contest, Sriharsha Thoram (Paleomagnetist, University of Houston, USA), attaches his masterpiece to the stairwell. (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_244]

A calm day at sea before the transit back to port. (Credit: Will Sager & IODP) [Photo ID: exp391_245]

Birthday cake for Beth Novak (Assistant Laboratory Officer, IODP JRSO, holding cake). From left: Steve Midgley (Operations Superintendent, IODP JRSO), Carel Lewis (Curatorial Specialist, IODP JRSO), Doug Cummings (Publications Specialist, IODP JRSO), Kaj Hoernle (Co-Chief Scientist, GEOMAR, Germany), Brian Swilley (Marine Laboratory Specialist, IODP JRSO), Sonia Tikoo-Schantz (Paleomagnetist, Stanford University, USA), Tobias Höfig (Expedition Project Manager/Staff Scientist, IODP JRSO), Lisa Crowder (Laboratory Officer, IODP JRSO), John Shervais (Petrologist, Utah State University, USA), Jesse Scholpp (Petrologist, University of Tennessee, USA), Kathrine Potter (Physical Properties Specialist, Utah State University, USA), Sriharsha Thoram (Paleomagnetist, University of Houston, USA), and David Buchs (Sedimentologist/Volcanologist, Cardiff University, UK). (Credit: Sandra Herrmann, IODP JRSO) [Photo ID: exp391_246]

Siem drill crew stows drill collars after finishing the last hole. (Credit: Tobias Höfig, IODP JRSO) [Photo ID: exp391_247]

Claire Carvallo (Paleomagnetist, Sorbonne Université, France) relaxes on the steel beach after cutting samples. (Credit: Will Sager & IODP) [Photo ID: exp391_248]