AUTHOR=Babin Courtney H. , Rees Bernard B. TITLE=Metrics, scales, and correlates of intraspecific variation in hypoxia tolerance in fishes JOURNAL=Frontiers in Fish Science VOLUME=3 YEAR=2025 URL=https://www.frontiersin.org/journals/fish-science/articles/10.3389/frish.2025.1550222 DOI=10.3389/frish.2025.1550222 ISSN=2813-9097