# **************************************************************** # ** Please acknowledge the contributors and the International ** # ** Multiproxy Paleofire Database when using these data. ** # **************************************************************** # # Site name: Fariya Lake # Place: CAN:Alberta # Latitude: 59.50.54N # Longitude: 111.17.28W # Elevation(m): 225 # Investigators: C. Larsen # # Sampling date: 21 March 1991 # Sampling device: modified Livingstone piston corer # Water depth(cm): 560 # Analysis method: pollen slide and sediment sieving # # Location description: 1.2 ha natural open water glacial scour lake in # an open Pinus banksiana forest, with rolling # topography and rock outcrops about 10 meters above # the lake. Sample was contiguous but not laminated. # # Radiocarbon dates: # Depth(cm) Thk Age(14C) SDup SDlow Lab no. Basis Material # 40.6 1.3 510 70 70 beta-54928 G algal gyttja # 90 5 1250 80 80 beta-47511 G algal gyttja # Date notes: Ages are yr BP. Samples were Enriched. # # Chron name: Larsen, MacDonald, 1998. # Chron notes: The chronology was created using two C14 dates, paleomagnetic # records, and tree-ring records. # # Publications: Larsen, C.P.S. 1994. Spatial and temporal variations in # fire frequency in the boreal forest of northern Alberta. # PhD dissertation. Department of Geography, McMaster # University, Hamilton, Ontario. # # Larsen, C.P.S. and MacDonald, G.M. 1998. Fire and vegetation # dynamics in a jack pine and black spruce forest reconstructed # using fossil pollen and charcoal. Journal of Ecology 86: # 815-828. # # Larsen, C.P.S., Morris, W.A. and MacDonald, G.M. 2000. Records # of geomagnetic secular variation since 1200 AD and the # potential for chronological control of lake sediments in # northern Alberta. Canadian Journal of Earth Sciences 37: # 1711-1722. # 1 Depth at bottom (cm) 2 Year AD at midpoint 3 Total terrestrial pollen influx (grains/cm^2/year) 4 Pollen slide charcoal accumulation rate (micrometers^2/cm^2/yr) 5 Pollen slide charcoal accumulation rate (# of pieces/cm^2/yr) 6 Sieved sediment charcoal accumulation rate (micrometers^2/cm^2/yr) 7 Sieved sediment charcoal accumulation rate (# of pieces/cm^2/yr) 8 Pollen slide number of charcoal fragments 77-384 micrometers^2 9 Pollen slide number of charcoal fragments 384-692 micrometers^2 10 Pollen slide number of charcoal fragments 692-1461 micrometers^2 11 Pollen slide number of charcoal fragments 1461-2230 micrometers^2 0.25,1988.7,12082,765337,2631,645785,9.9,25,3,1, 0.5,1984.2,13892.1,1005357,2966,444185,4.6,26,3,1,1 0.75,1979.6,7871.3,1424151,3648,127385,2.2,46,4,3,1 1,1975.1,19987.9,3450249,9701,506769,5.7,51,4,1,1 1.25,1970.5,15035,1435416,4905,437538,5.3,32,5,1, 1.5,1966,17327.2,2183020,5386,297415,4.4,28,5,1, 1.75,1961.4,13287,954420,3281,102462,1.5,25,3,1, 2,1956.9,26363.9,2436258,8644,401538,4.4,35,4,1, 2.25,1952.3,14425.5,2244586,8363,917169,9,63,6,1, 2.5,1947.8,11632.8,2174892,7360,716677,6.4,66,5,4, 2.75,1943.2,11084.1,3189034,9439,1168062,9.9,93,8,3,1 3,1938.7,14753.7,3017073,11865,336738,4.6,91,2,2, 3.25,1934.1,16158.2,4672671,12074,558831,5.1,73,9,2,1 3.5,1929.6,17551.2,,,475754,5.1,65,42,3, 3.75,1925,15523,2838129,8092,392123,5.3,52,5,3, 4,1920.5,15244.2,6846853,10917,944308,11.6,44,5,33,1 4.25,1915.9,15457.3,3427237,9758,660738,7,57,7,3,1 4.5,1911.4,8929,4283756,11791,1241723,11.9,140,6,8,4 4.75,1906.8,9192.9,2854091,9148,1598400,16.5,103,7,5,2 5,1902.3,11214,4298006,9479,2857846,23.5,89,4,4,3 5.25,1897.7,12344.5,1045777,3155,1833231,14.5,26,2,3, 5.5,1893.2,10245,951177,3775,918831,6.2,39,3,, 5.75,1888.6,12332.9,1206088,3613,346154,2.2,26,6,2, 6,1884.1,13682.2,1975465,6182,321231,4,46,5,2,1 6.25,1879.5,11636.9,1381855,4758,141231,1.8,43,1,3, 6.5,1875,17833.5,1613296,5710,89169,1.5,35,1,2, 6.75,1870.4,10910.6,978401,3866,111877,1.8,37,3,, 7,1865.9,11277.3,1527425,6151,124062,2,61,1,1, 7.25,1861.3,10209.6,1217957,3831,136246,2,42,3,2,1 7.5,1856.8,15288.7,3726867,6155,105785,1.3,40,3,3, 7.75,1852.2,9884.9,1455940,3814,109108,1.3,41,2,2, 8,1847.7,14292.3,1266999,3329,194954,3.3,24,2,, 8.25,1843.1,12625.4,1256493,4172,213231,3.5,35,4,2, 8.5,1838.6,12637.3,1442235,4702,266400,3.3,39,3,1,1 8.75,1834,19930,1869198,6964,218215,3.5,41,,,1 9,1829.5,13654.8,1442235,4595,273046,4.6,39,1,2,1 9.25,1824.9,23566.8,2458356,8548,1037908,15.2,40,3,,1 9.5,1820.4,16991.5,2268392,7140,1041785,11.4,41,6,1,1 9.75,1815.8,17965.9,1144787,4593,759323,10.1,30,2,, 10,1811.3,36526.1,2707861,8899,434769,5.5,27,2,2, 10.25,1806.7,15745.2,1475013,3140,409292,7,21,,,2 10.5,1802.2,7692.8,843604,2700,224308,2.9,37,,2,1 10.75,1797.6,15471.2,3606711,5006,301846,3.7,33,2,1, 11,1793.1,13131.7,1621652,6074,229292,4.2,51,1,2, 11.25,1788.5,16741,2960563,5908,149538,2.6,36,3,2, 11.5,1784,20733.5,2685638,7077,454708,5.1,32,3,2,2 11.75,1779.4,16810.5,2907273,7248,635262,6.8,43,3,3,2 12,1774.9,17852.2,2593169,9307,951508,9.5,54,4,2, 12.25,1770.3,31261.6,1711744,7124,742154,7.3,29,1,, 12.5,1765.8,20758.5,3437060,4536,208800,2.2,20,3,, 12.75,1761.2,18289.7,1428919,5259,214338,3.1,32,2,1, 13,1756.7,19862.2,2212520,6846,427569,3.3,37,2,2,1 13.25,1752.1,23307.9,2181791,5209,137354,1.5,24,,,1 13.5,1747.6,13431.3,2390233,5214,536677,3.7,37,2,1,4 13.75,1743,18165.3,1371302,5560,620308,3.7,35,2,, 14,1738.5,15925.7,1604212,5195,499569,3.7,31,4,2, 14.25,1733.9,21897.9,2390068,6055,149538,1.8,31,2,, 14.5,1729.4,27306,2286271,5289,170585,2,17,1,3,1 14.75,1724.8,15134.7,1103818,4458,91385,1.3,33,2,, 15,1720.3,22260.9,4745091,3992,118523,1.5,16,1,1,2 15.25,1715.7,20936.8,3789259,6301,190523,2.4,32,2,2,1 15.5,1711.2,20284.6,1258498,4588,127938,1.8,24,1,1, 15.75,1706.6,15832.9,907701,3766,344492,3.5,27,1,, 16,1702.1,23245.1,1921987,6411,252554,3.3,29,2,2, 16.25,1697.5,10916.2,1052592,3793,166154,2.4,39,1,2, 16.5,1693,14759.2,2207823,5880,444185,3.5,39,4,3,2 16.75,1688.4,18240.7,2927846,6797,339508,3.1,43,1,1,1 17,1683.9,16693,2857839,8415,322338,3.7,48,4,2,2 17.25,1679.3,14490.1,2736660,7016,343938,2.9,50,1,3,4 17.5,1674.8,16750.2,3508744,8160,567692,3.7,46,2,3,5 17.75,1670.2,17840.3,5525255,10563,576554,4.8,54,5,3,2 18,1665.7,14943.3,1733620,6120,567138,4.2,44,3,2, 18.25,1661.1,15665.9,3615330,11769,214892,2.4,72,14,1,1 18.5,1656.6,22093.8,3785868,11815,123508,1.3,53,8,4, 18.75,1652,11831.3,1898688,4195,135138,2,35,3,,2 19,1647.5,18782.6,1114705,4845,63692,1.1,33,,, 19.25,1642.9,12903.7,1741582,5330,101354,1.3,40,4,,2 19.5,1638.4,14264.6,780330,3226,128492,1.3,25,1,, 19.75,1633.8,15227.2,1504126,4555,163385,1.5,32,1,2,1 20,1629.3,13841.5,1801694,6196,268615,2.2,42,4,2, 20.25,1624.7,20041.1,270645,706,148431,2,2,2,, 20.5,1620.2,14727,1836630,3723,290769,3.3,24,1,2,2 20.75,1615.6,6872.9,1886538,3135,281908,3.7,46,2,1,1 21,1611.1,12870.2,2195369,7157,529477,4.6,57,5,1, 21.25,1606.5,17947.1,2813872,6954,557169,4.4,43,1,2, 21.5,1602,13108.6,2615208,6608,459692,3.1,49,2,3, 21.75,1597.4,17156.7,3259994,10453,427569,3.1,67,4,2,2 22,1592.9,16736.2,1249821,4698,256985,3.1,30,1,1, 22.25,1588.3,11442.3,840681,2491,362769,2.6,18,6,1, 22.5,1583.8,16134.3,1970197,4396,340062,3.5,29,,1, 22.75,1579.2,9538.8,1692315,4465,984185,3.1,43,4,2,3 23,1574.7,10081.5,3055858,4313,429785,1.8,40,4,2,3 23.25,1570.1,13840.2,2484695,5839,208246,2,44,3,3, 23.5,1565.6,12163.2,1649886,4660,165600,2,40,3,2,2 23.75,1561,10720.2,1274526,4482,176677,1.8,43,3,2, 24,1556.5,24733.1,3871910,13333,185538,2,55,4,1,1 24.25,1551.9,17535,1567928,5149,187200,2,30,3,,1 24.5,1547.4,13918.4,838914,3486,116308,1.8,28,1,, 24.75,1542.8,16105.3,1031400,3760,159508,1.3,24,1,1, 25,1538.3,17388.7,1428556,4543,172246,1.8,26,3,,1 25.25,1533.7,19870.6,2205754,5823,280800,2.4,28,3,,1 25.5,1529.2,13899.7,1021163,3870,232615,2.9,32,1,1, 25.75,1524.6,20187.2,2422270,7235,168369,1.3,37,2,1, 26,1520.1,17092,3341129,7140,121292,1.5,42,1,3,2 26.25,1515.5,19962.9,2107162,4687,120185,1.3,26,,1,1 26.5,1511,14084.3,2802526,7694,143446,2.6,54,6,1,2 26.75,1506.4,14135.2,1745578,5918,340615,3.5,47,3,1,1 27,1501.9,14258.3,1021163,3206,322338,3.1,22,2,2, 27.25,1497.3,28453.9,1475013,6411,398769,3.5,25,,, 27.5,1492.8,17332.1,5261615,7320,309600,2.9,43,1,4,1 27.75,1488.2,18234.7,2062621,6411,379938,4.2,40,,, 28,1483.7,21526.3,767007,3077,278585,3.1,15,1,, 28.25,1479.1,13090.1,1777345,5018,247015,2.2,37,1,2,2 28.5,1474.6,13271.4,949540,3486,174462,2.4,25,4,, 28.75,1470,12015.6,1292619,3516,197169,2.4,29,2,1,2 29,1465.5,16178.5,2368049,6280,186092,3.1,39,5,2,1 29.25,1460.9,7835.5,544285,2271,294646,2.9,31,1,, 29.5,1456.4,9799.6,1107816,3571,150092,1.3,36,6,2, 29.75,1451.8,12195,1925712,3847,170031,2.6,32,1,1, 30,1447.3,15525.8,1535630,4743,292985,3.7,31,3,1,1 30.25,1442.7,13551.7,2849250,4779,277477,4,35,2,,1 30.5,1438.2,12429.2,1397008,3699,592062,3.5,36,1,1, 30.75,1433.6,19143.7,3563528,10213,290215,2.4,53,2,3,1 31,1429.1,30843.5,9428884,14365,247569,3.1,44,5,4,2 31.25,1424.5,16380.2,1454808,5797,155077,1.8,41,3,, 31.5,1420,18390.4,6789745,13739,63692,0.7,68,12,7,2 31.75,1415.4,14732.8,4118437,7888,294646,3.5,60,3,5,1 32,1410.9,7714.6,891375,2698,198831,2.2,34,2,2,1