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rows have no value; Central, 1987, 2 of its rows have no value; Central, 1997, 1 of its rows have no value; Central, 1998, 1 of its rows have no value; Central, 2014, 6 of its rows have no value; Central, 2015, 6 of its rows have no value; Central, 2016, 9 of its rows have no value; and 13 more (all listed in the numbers).","Rows are combined by mean for each calendar year of date and site_name_short.","1613 rows left out by the filter: site_name_short is Hobsons Bay or Central."],"source":{"id":"CW7R-1A","url":"https://www.plot.eco/s/CW7R-1A","title":"Port Phillip Bay Water Quality Data 1984–2026","publisher":"EPA Victoria (EPA Water Sciences)","licence":"CC-BY-4.0","sheet":"Data","stored_sha256":"70aaa20d49aad6979a51a50165dca03e5bdb775dcedd79cdddccd2241cac4500","retrieved_at":"2026-10-19T10:49:34.166938+00:00"},"verification":{"level":"reviewed","reviewed_at":"2026-10-19T20:26:51.451241+00:00","computed_by":"chart-compute/1","data_sha256":"d1a7a5cab434d13a30bff1a3d2b0a8d91d9dfcf924913fe9c7b59db080fbed81","note":"A person checked these numbers against the stored sheet before publication. They were computed from it by deterministic code, not by AI."},"versions":[{"version":1,"state":"published","change_reason":null,"published_at":"2026-10-29T00:36:15.382377+00:00"}],"cite_as":"PLOT chart v/Z59Y-RA (version 1), Chlorophyll a, annual mean: Hobsons Bay and Central Port Phillip Bay. Data: EPA Victoria (EPA Water Sciences), Port Phillip Bay Water Quality Data 1984–2026, sheet Data (PLOT source s/CW7R-1A)"}