AUTHOR=Zarkogiannis Stergios D. , Wood Thomas J. , Miller C. Giles , Stukins Stephen , Clark Brett TITLE=Reassessing the HMS Challenger collection as a late 19th century surface ocean indicator using X-ray micro-computed tomography JOURNAL=Frontiers in Marine Science VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/marine-science/articles/10.3389/fmars.2025.1454260 DOI=10.3389/fmars.2025.1454260 ISSN=2296-7745