Annual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2013-09-30T00:00:006277Annual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2014-09-30T00:00:007266Annual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2015-09-30T00:00:007452Annual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2016-09-30T00:00:007044Annual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2017-09-30T00:00:006747Annual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2018-09-30T00:00:006930Annual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2019-09-30T00:00:00721178170.922477MetAnnual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2020-09-30T00:00:001103773001.51192ExceededAnnual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2021-09-30T00:00:00752576650.981735MetAnnual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2022-09-30T00:00:00753882780.910606MetAnnual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2023-09-30T00:00:007420110370.67Not MetAnnual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2024-09-30T00:00:00Annual number of ocean acidification observations collected by the National Ocean Acidification Observing Network2025-09-30T00:00:00