# Chemical data # J. Smith, D. Anderson, D. Erdner, and J. McClelland, PIs # Version 3 August 2017 ========================= Date Sample_ID Description Depth d15N_NO3 d18O_NO3 d15N_NH4 d15N_POM NO3 NH4 PO4 Silicate ------------------------- 2014/03/12 MP Mill Pond Nauset Marsh Estuary MA station 11 1 nd nd nd nd 0.9 1.4 0.1 7.6 2014/03/12 SP Salt Pond Nauset Marsh Estuary MA station 21 1 nd nd nd nd 0.9 2.8 0.3 9.1 2014/03/12 SP Salt Pond Nauset Marsh Estuary MA station 21 5 nd nd 11.9 nd 1.4 16.0 3.0 6.8 2014/03/19 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd nd 0.4 5.7 0.5 8.4 2014/04/09 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd nd <0.04 3.9 0.4 8.4 2014/04/23 MP Mill Pond Nauset Marsh Estuary MA station 11 5 nd nd nd 6.4 0.1 4.1 0.2 9.1 2014/04/23 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd nd <0.04 1.8 0.3 11.2 2014/04/23 SP Salt Pond Nauset Marsh Estuary MA station 21 5 nd nd nd 5 <0.04 2.9 1.1 10.9 2014/05/02 MP Mill Pond Nauset Marsh Estuary MA station 11 5 nd nd nd 5.4 <0.04 4.6 0.3 11.1 2014/05/02 NPB 2B Northport-Huntington Bay Complex NY station 2B 0.5 nd nd 12.7 7.6 1.3 5.2 1.0 20.7 2014/05/02 SP Salt Pond Nauset Marsh Estuary MA station 21 5 nd nd 1.4 5.5 <0.04 3.6 0.4 10.6 2014/05/07 MP Mill Pond Nauset Marsh Estuary MA station 11 5 nd nd nd 5.5 <0.04 3.3 0.4 13.3 2014/05/07 NPB 2B Northport-Huntington Bay Complex NY station 2B 0.5 7.45 4.22 17.9 7.7 2.3 2.8 0.6 27.3 2014/05/07 SP Salt Pond Nauset Marsh Estuary MA station 21 5 nd nd 5.2 5.3 <0.04 13.7 2.1 13.5 2014/05/14 MP Mill Pond Nauset Marsh Estuary MA station 11 3 nd nd nd 5.8 0.5 5.1 0.5 19.0 2014/05/14 NPB 2B Northport-Huntington Bay Complex NY station 2B 0.5 nd nd 14 7.9 1.2 1.7 0.5 20.0 2014/05/14 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd 5.9 <0.04 5.7 0.4 15.3 2014/05/19 MP Mill Pond Nauset Marsh Estuary MA station 11 3 nd nd nd nd <0.04 4.6 0.2 17.2 2014/05/19 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd nd <0.04 2.5 0.3 13.4 2014/05/20 NPB 2B Northport-Huntington Bay Complex NY station 2B 0.5 7.31 4.01 14.8 8 1.7 2.8 0.4 36.5 2014/05/21 GOM st12 Gulf of Maine station 12 1 7.27 5.74 nd 4.9 6.7 0.3 0.6 8.7 2014/05/21 GOM st15 Gulf of Maine station 15 1 nd nd nd 4.4 0.3 0.2 0.3 3.7 2014/05/28 MP Mill Pond Nauset Marsh Estuary MA station 11 3 nd nd nd 6.8 <0.04 3.1 less than DL 0.6 2014/05/28 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd 7.7 5.6 <0.04 6.9 0.9 11.3 2014/06/12 SP Salt Pond Nauset Marsh Estuary MA station 21 1 nd nd nd nd <0.04 6.8 0.3 8.0 2014/06/12 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd nd <0.04 6.0 0.2 2.2 2014/06/12 SP Salt Pond Nauset Marsh Estuary MA station 21 5 nd nd nd nd <0.04 18.9 3.8 8.9 2014/06/16 GOM st20 Gulf of Maine station 20 1 nd nd nd 8 0.1 0.2 0.0 1.6 2014/06/16 GOM st20 Gulf of Maine station 20 90 4.14 3.41 nd less than DL 11.4 0.2 0.7 7.2 2014/06/16 GOM st21 Gulf of Maine station 21 1 nd nd nd 7.5 0.2 0.3 0.0 2.2 2015/03/23 NPB 2B Northport-Huntington Bay Complex NY station 2B 0.5 6.82 3.32 nd nd 34.6 0.6 0.3 20.7 2015/04/02 MP Mill Pond Nauset Marsh Estuary MA station 11 5 nd nd nd 6.8 <0.04 0.3 0.2 1.3 2015/04/02 SP Salt Pond Nauset Marsh Estuary MA station 21 1 less than DL less than DL nd 7.7 3.5 0.7 0.3 13.5 2015/04/15 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd nd 0.7 10.0 2.7 11.7 2015/04/29 SP Salt Pond Nauset Marsh Estuary MA station 21 5 nd nd nd nd <0.04 10.0 4.3 10.6 2015/05/05 MP Mill Pond Nauset Marsh Estuary MA station 11 3 nd nd nd 7.1 0.1 1.8 0.5 14.9 2015/05/05 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd 11.4 5.2 0.1 5.0 1.8 13.0 2015/05/13 MP Mill Pond Nauset Marsh Estuary MA station 11 2 nd nd nd 6.2 <0.04 0.9 0.3 19.5 2015/05/13 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd 7 <0.04 0.9 0.9 16.4 2015/05/15 MP Mill Pond Nauset Marsh Estuary MA station 11 2 nd nd nd 7.2 <0.04 2.5 0.9 20.7 2015/05/18 MP Mill Pond Nauset Marsh Estuary MA station 11 2 nd nd nd 6.7 <0.04 1.1 0.3 18.1 2015/05/18 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd 7 <0.04 1.5 1.1 13.7 2015/05/20 NPB 2B Northport-Huntington Bay Complex NY station 2B 0.5 6.33 3.49 15.9 7.3 19.8 5.7 1.7 38.7 2015/05/21 NPB 2B Northport-Huntington Bay Complex NY station 2B 0.5 6.82 4.35 nd 9.9 20.9 1.2 1.5 41.8 2015/05/26 NPB 2B Northport-Huntington Bay Complex NY station 2B 0.5 nd nd nd 7.8 1.8 2.2 0.9 39.5 2015/05/27 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd nd 1.7 2.2 1.3 20.9 2015/06/03 SP Salt Pond Nauset Marsh Estuary MA station 21 3 nd nd nd nd <0.04 2.5 1.8 21.1 2015/06/17 GOM st 1 Gulf of Maine station 1 1 5.51 5.11 nd 3.5 5.3 0.1 0.6 4.8 2015/06/17 GOM st 1 Gulf of Maine station 1 50 4.86 3.92 nd 2.1 6.3 1.0 0.7 5.7 2015/06/18 GOM st 5 Gulf of Maine station 5 1 6.83 6.38 nd 4.4 4.8 0.6 0.5 5.7 2015/06/18 GOM st 8 Gulf of Maine station 8 1 nd nd nd 4 0.4 0.2 0.1 0.1 2015/06/18 GOM st 8 Gulf of Maine station 8 50 4.86 3.92 nd 3.3 5.5 1.1 0.6 6.0