sample site lat lon date B Ca K Mg Sr Fe Mn CTD_bottom_water nd nd nd 2012-04-20 0.415 na na 52.4 na nd nd J2-625 U1382A_Shallow 22.755833 -46.081667 2012-04-22 0.429 10.278 10.093 52 0.087 nd nd J2-628 U1382A_Shallow 22.755833 -46.081500 2012-04-25 0.417 10.096 9.903 51.2 0.087 nd nd J2-629 U1383C_Shallow 22.802000 -46.052667 2012-04-29 0.418 10.114 9.931 51.3 0.087 nd nd J2-623 U1383C_Deep 22.802000 -46.052667 2012-04-20 0.414 9.99 9.758 51.2 0.086 nd nd