,Time Period,Sample ID,"Age (calendar year, Prehuman periods are BC, others are AD)",d15Nbulk,d15NGlu,d15NPhe,d15NGlu-d15N Phe,Trophic position ,,,,,,,, Hawaii,,,,,,,, ,Prehuman,DP.03.53,1108,16.8,27.7,3.9,23.8,4.2 ,Prehuman,DP.03.64,710,18.2,29.5,6.5,23,4.1 ,Prehuman,DP.03.68,107,18.4,28.3,4.7,23.6,4.2 ,Prehuman,DP.03.127,318,17.2,27.3,4.2,23,4.1 ,Prehuman,DP.03.142,296,17.4,28.8,3.2,25.6,4.4 ,,average BC ,262,17.6,28.3,4.5,23.8,4.2 ,,SD,630,0.7,0.9,1.2,1.1,0.1 ,,,,,,,, ,Expansion,DP.03.73,1542,16.4,28.8,4.6,24.1,4.2 ,Expansion,DP.03.74,1511,16,28.2,3.1,25,4.4 ,Expansion,DP.03.121,1567,16.5,27.2,5.2,22,4 ,Expansion,DP.03.132,1736,17.5,28.4,5.9,22.4,4 ,Expansion,DP.03.139,1740,16.4,28.4,5.9,22.4,4 ,Expansion,DP.03.146,1747,17.3,24.3,1.8,22.5,4 ,Expansion,DP.03.149,1668,16.9,29.2,5.2,24,4.2 ,Expansion,DP.03.166,1519,17.4,29,4.8,24.1,4.2 ,,average,1682,16.8,27.9,4.6,23.3,4.1 ,,SD,96,0.6,1.6,1.4,1.1,0.1 ,,,,,,,, ,Modern,DP.35.9,2006,14,25.5,5.9,19.6,3.7 ,Modern,DP.35.15,2001,15,28.1,6.6,21.5,3.9 ,Modern,DP.35.24,2001,16.2,26.7,6,20.8,3.8 ,Modern,DP.35.25,2006,14,25.7,6.4,19.3,3.6 ,Modern,DP.35.95,2006,13.1,24.4,3.6,20.8,3.8 ,Modern,DP.35.96,2001,14.7,26.9,4.2,22.7,4.1 ,Modern,DP.35.98,2001,14.4,26.6,5.3,21.3,3.9 ,Modern,DP.35.99,2001,14.1,26.5,6.2,20.4,3.8 ,,average,2003,14.4,26.3,5.5,20.8,3.8 ,,SD,3,0.9,1.1,1.1,1.1,0.2 ,,,,,,,, Maui,,,,,,,, ,Prehuman,DP.03.B177,995,15.3,28,1.4,26.6,4.6 ,Prehuman,DP.03.B11,806,16,28.9,2.2,26.6,4.6 ,Prehuman,DP.03.B50,278,15.1,27.4,-1.1,28.5,4.8 ,Prehuman,DP.03.B171,1145,17.5,31.2,4.2,27,4.6 ,Prehuman,DP.03.B167,1410,16.8,31,3.2,27.7,4.7 ,Prehuman,DP.03.B48,2242,14.5,27.7,-2.2,29.9,5 ,Prehuman,DP.03.B49,2445,17,31,2.9,28.1,4.8 ,,average (BC),817,16,29.3,1.5,27.8,4.7 ,,SD,1375,1.1,1.7,2.3,1.2,0.1 ,,,,,,,, , Foundation,DP.03.B54,1395,16.2,30.7,2.9,27.7,4.7 ,Foundation,DP.03.B89,1299,14.9,25,-1.6,26.6,4.6 ,Foundation,DP.03.B174,1113,15.7,29.4,0.3,29.1,4.9 ,Foundation,DP.03.B169,1095,15.2,28,0.3,27.7,4.7 ,Foundation,DP.03.B176,1036,15.8,30.6,3.8,26.8,4.6 ,,average,1188,15.6,28.7,1.1,27.6,4.7 ,,SD,152,0.5,2.4,2.2,1,0.1 ,,,,,,,, ,Modern,DP.35.B41,2007,13.3,27.6,3.4,24.2,4.3 ,Modern,DP.35.B244,2009,13.6,25.6,1,24.6,4.3 ,Modern,DP.35.B252,2008,13,25.5,0.7,24.8,4.4 ,Modern,DP.35.B258,2008,13.2,28.3,3.3,24.9,4.4 ,Modern,DP.35.B241,2008,15,32.7,6.3,26.4,4.6 ,Modern,DP.35.B242,2010,13.6,29.8,3.2,26.5,4.6 ,Modern,DP.35.B240,2009,14.3,26.8,2.2,24.6,4.3 ,,average,2008,13.7,28,2.9,25.2,4.4 ,,SD,1,0.7,2.6,1.9,0.9,0.1