Categorize URL
cdm_data_type https://erddap.marine.ie/erddap/categorize/cdm_data_type/index.xhtml?page=1&itemsPerPage=1000
institution https://erddap.marine.ie/erddap/categorize/institution/index.xhtml?page=1&itemsPerPage=1000
ioos_category https://erddap.marine.ie/erddap/categorize/ioos_category/index.xhtml?page=1&itemsPerPage=1000
keywords https://erddap.marine.ie/erddap/categorize/keywords/index.xhtml?page=1&itemsPerPage=1000
long_name https://erddap.marine.ie/erddap/categorize/long_name/index.xhtml?page=1&itemsPerPage=1000
standard_name https://erddap.marine.ie/erddap/categorize/standard_name/index.xhtml?page=1&itemsPerPage=1000
variableName https://erddap.marine.ie/erddap/categorize/variableName/index.xhtml?page=1&itemsPerPage=1000