Flat abalone, Haliotis walallensis, are now on the critically endangered species list with the International Union for the Conservation of Nature (IUCN). In California and Oregon, marine scientists have assembled all the most current scuba surveys to document the status of this rare species. The dive surveys show this species is in dire need of conservation efforts. Learn more at https://academic.oup.com/icb/advance-article-abstract/doi/10.1093/icb/icae126/7724386