####################################### # # ASCII data file (PARCS version) # # Created 31August2005 # # Data are in tab delimited ascii format. First row holds # names. "\N" signifies a null value. # ####################################### Site Name: Johnson River Bog Location: United States: Alaska Latitude: 63.7000007629395 Longitude: -144.149993896484 Altitude: 442(m) Area: (ha) Description: Notes: Sampleset Name: Unknown Sampleset Code: johnson Sampleset Type: Sediment section sampleset Collection Purpose: Collection Device: Unknown Collection Date: Sampleset Location: Center of Lake Contact Name: Thomas Ager Publication: Ager, T.A. 1975. Late Quaternary environmental history of the Tanana Valley, Alaska. Institute of Polar Studies Report 54. Ohio State University, Columbus, Ohio. Publication: Anderson, J.H. 1975. A palynological study of late Holocene vegetation and climate in the Healy Lake Area of Alaska. Arctic 28:62-69. Publication: Reeburgh, W.S., and M.S. Young. 1976. University of Alaska radiocarbon dates 1. Radiocarbon 18:1-15. Contributor: Thomas Ager Data Co-op Source: PALE/PARCS Keywords: Chronology: linear interpolation Prepared By: Eric Grimm Date: 1997-07-10 Notes:: Chron uses top and one C14 date. Age Determinations: Depth(cm) Age AgeErrUp AgeErrLo Lab Number Age Type 299.5 7673 7863 7483 AU-64 C14 dating sample Agebasis/Chron Control Samples: Depth(cm) Age AgeErrUp AgeErrLo Rationale 0 -22 -22 -22 Top of core 299.5 7673 7673 7673 Uncorrected radiocarbon date Data below line are tab delimited. They can be copied and pasted into a spreadsheet program. "N" indicates a null value. _________________________________________________ Depth Age Alnus Apiaceae Artemisia Asteraceae subf. Asteroideae Betula Brassicaceae Caryophyllaceae Cyperaceae Epilobium Ericaceae Lycopodiaceae Menyanthes trifoliata Myriophyllum Nuphar Picea Pinus Poaceae Polypodiaceae Potamogeton Potentilla Rosaceae Rubus chamaemorus Rumex Salix Saxifragaceae Sparganium Unknown Utricularia 2 29 55 \N 5 \N 108 \N \N 31 1 \N 1 \N \N \N 132 0.01 26 2 \N \N 1 \N \N 3 1 \N \N \N 10 234 42 \N 1 \N 85 \N \N 25 \N 2 1 \N \N \N 67 \N 6 \N \N \N \N \N \N 4 \N \N 1 \N 20 491 47 \N 1 \N 106 \N \N 17 \N 2 2 \N \N \N 45 1 1 \N \N \N \N \N \N 3 \N \N \N \N 30 747 69 \N \N \N 134 \N \N 19 \N \N \N \N \N \N 103 \N 6 \N \N \N \N 1 \N 5 \N \N \N \N 40 1004 39 \N \N \N 40 \N \N 13 \N \N \N \N \N \N 24 \N 1 \N \N \N \N 1 \N 1 \N \N \N \N 50 1260 90 \N \N \N 112 \N \N 22 \N \N 1 \N \N \N 87 2 1 \N \N \N \N \N \N 11 \N \N \N \N 60 1517 77 \N 1 \N 102 \N \N 14 \N 1 1 \N \N \N 128 \N 4 1 \N \N \N \N \N 2 \N \N 2 \N 70 1773 75 \N \N \N 125 \N \N 29 \N 1 1 \N \N \N 97 \N 5 \N \N \N \N \N \N 9 \N \N \N \N 80 2030 68 \N 1 \N 127 \N \N 46 \N 1 \N \N \N \N 136 \N 7 \N \N \N \N \N \N 4 \N \N \N \N 100 2543 67 \N \N \N 113 \N \N 27 \N 1 1 \N \N \N 139 \N 4 \N \N \N \N \N \N 3 \N \N \N \N 110 2799 70 \N \N \N 127 1 \N 24 \N 3 1 \N 1 \N 101 \N 5 \N \N \N \N \N \N 6 \N \N 6 \N 120 3056 54 \N 1 1 93 \N \N 16 \N 1 1 \N \N \N 89 \N 3 \N \N \N \N \N \N 2 \N \N \N \N 130 3312 54 \N 1 \N 122 \N \N 24 \N 1 2 1 \N \N 126 \N 4 1 \N 1 \N \N \N 1 \N \N \N 1 140 3569 79 \N 4 \N 153 \N \N 14 1 \N 1 1 \N \N 90 \N 2 \N \N \N \N \N \N 4 \N 1 \N \N 150 3825 67 \N 4 \N 110 \N \N 14 \N \N 1 \N \N \N 119 \N 2 \N \N \N \N \N 1 4 \N \N 1 \N 160 4082 60 \N 3 \N 142 \N \N 9 2 1 \N \N \N \N 140 \N 1 \N \N 1 \N \N \N 3 1 \N \N \N 170 4338 82 \N 1 \N 115 \N \N 17 \N 1 1 \N \N \N 131 \N 1 \N \N \N \N \N 1 2 \N \N 1 \N 180 4595 41 \N \N \N 90 \N \N 44 \N \N 1 \N \N 1 130 \N 1 \N 1 \N \N \N \N 3 \N \N 3 \N 190 4851 58 \N 3 \N 140 \N \N 12 \N 2 4 1 3 3 120 \N 3 \N 1 1 1 \N \N 2 \N \N 2 \N 200 5108 74 \N 3 \N 181 \N \N 19 \N \N \N \N \N 2 80 1 7 \N \N \N \N \N \N 3 \N 1 2 \N 210 5364 63 \N 4 \N 136 \N \N 6 \N 2 \N 1 \N 2 121 \N 3 \N \N \N \N \N \N 4 \N 1 3 \N 220 5621 65 \N 1 \N 186 \N \N 21 \N 1 2 \N 1 2 91 \N 7 1 1 \N 1 \N \N 5 \N \N \N \N 230 5877 55 \N 1 \N 185 \N \N 16 \N 1 2 \N 1 6 70 \N 11 \N \N \N \N \N \N 4 \N \N 4 \N 240 6134 47 \N 1 \N 235 \N \N 29 \N 1 3 \N 1 7 41 \N 14 \N \N 1 \N \N \N 3 \N \N \N \N 250 6390 60 \N 1 \N 184 \N \N 14 \N 3 1 \N \N 4 105 \N 8 1 \N \N \N \N \N 2 \N \N 1 \N 260 6647 29 \N 4 \N 200 \N \N 20 \N 1 1 \N 3 2 65 \N 10 1 \N 1 \N \N \N 1 \N \N \N \N 270 6903 34 1 \N \N 201 \N \N 13 1 2 3 \N \N 6 74 \N 7 1 \N \N \N \N \N 3 \N \N 2 \N 280 7160 34 \N 2 \N 194 \N \N 22 \N 2 2 1 1 2 72 \N 11 1 \N 1 \N \N \N 6 \N 1 3 \N 290 7416 3 \N 3 \N 216 \N \N 40 \N 1 3 \N \N 2 41 \N 12 \N \N 1 \N \N \N 13 \N 3 4 \N 300 7673 12 \N 8 \N 206 \N 1 48 \N 1 4 2 2 6 20 \N 16 1 \N \N \N \N \N 20 1 \N 3 \N 310 7929 14 \N \N \N 171 \N \N 31 \N \N \N \N \N \N 24 \N 26 \N \N \N \N \N \N 18 \N \N \N \N