Catalog https://vortices.npm.ac.uk/thredds/catalog/cci/v4.2-release/geographic/monthly/rrs/2020/catalog.html

Dataset	Size	Last Modified
`2020`		`--`
`ESACCI-OC-L3S-RRS-MERGED-1M_MONTHLY_4km_GEO_PML_RRS-202001-fv4.2.nc`	`423.2 Mbytes`	`2020-06-05T09:13:58Z`
`ESACCI-OC-L3S-RRS-MERGED-1M_MONTHLY_4km_GEO_PML_RRS-202002-fv4.2.nc`	`431.1 Mbytes`	`2020-06-05T09:14:57Z`
`ESACCI-OC-L3S-RRS-MERGED-1M_MONTHLY_4km_GEO_PML_RRS-202003-fv4.2.nc`	`440.8 Mbytes`	`2020-06-05T09:14:06Z`