# NAPMD ASCII Format # 07 Aug 01 # # **************************************************************** # ** Please acknowledge the contributors and the North American ** # ** Plant Macrofossil Database when using these data. ** # **************************************************************** # # Site name: Mayflower Lake # Place: CAN:New Brunswick # Latitude: 45.18.10N ( 45.302778) # Longitude: 66.04.15W ( -66.070833) # Elevation(m): 50 # Sigle: MAYFLOWR # Entity name: # Contact person: Mayle, F.E. # Entity notes: Depths are relative to sediment/water interface. # # Radiocarbon dates: # Depth Thk Age SDup SDlo Lab no. Basis Material # 362.0 1 10880 110 110 TO-1948 A twig fragments, spruce # 370.0 1 10560 100 100 TO-2351 A twig fragments # 381.0 1 12030 110 110 TO-1947 A twig fragments # # Chron name: NAPD 3 # Age model: linear interpolation # Age bounds: 9530 - 12160 # Chron notes: Chron uses 2 pollen stratigraphic dates, 1 averaged C14 # date, and 1 C14 date. Inverted dates 10,880±110 and # 10,560±100 were averaged. Pollen strat. dates from Splan # Pond: Quercus rise (10,040 BP) and Picea decline (9680 BP). # # Age basis: # Depth Thk Age AgeUp AgeLo RCode # 338.0 2 9680 9930 9430 POL # 350.5 1 10040 10290 9790 POL # 362.0 9 10704 10852 10556 CAV # 381.0 1 12030 12250 11810 C14 # # Publications: Mayle, F.E., and L.C. Cwynar. 1995. Impact of the Younger # Dryas cooling event upon lowland vegetation of maritime # Canada. Ecological Monographs 65:129-154. # # Mayle, F.E., A.J. Levesque, and L.C. Cwynar. 1993. # Accelerator-mass-spectrometer ages for the Younger Dryas # event in Atlantic Canada. Quaternary Research 39:355-360. # 20 24 1 arctosew A Arctostaphylos seed concentration 2 betnaccw A Betula nana catkin scale concentration 3 betnafrw A Betula nana fruit concentration 4 betpafrw A Betula papyrifera fruit concentration 5 betaefrw A Betulaceae fruit concentration 6 larixnew A Larix needle concentration 7 myrgafrw A Myrica gale fruit concentration 8 piceanew A Picea needle concentration 9 salixtww A Salix twig concentration 10 vaccianw A Vaccinium anther concentration 11 vaccifrw A Vaccinium fruit concentration 12 vaccitww A Vaccinium twig concentration 13 cfcposew B cf. Potentilla seed concentration 14 dryinlew B Dryas integrifolia leaf concentration 15 hypersew B Hypericum seed concentration 16 polytlew M Polytrichum leaf concentration 17 cypaeakw Q Cyperaceae achene concentration 18 najflsew Q Najas flexilis seed concentration 19 potamsew Q Potamogeton seed concentration 20 ranaqsew Q Ranunculus aquatilis seed concentration 333, , 9534 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 337, , 9652 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 339, , 9709 0.0 0.0 0.0 2.0 2.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 341, , 9764 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.1 2.0 0.0 0.0 343, , 9822 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.8 2.0 0.0 345, , 9882 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 1.6 0.0 0.0 3.5 0.0 0.0 347, , 9939 0.0 0.0 0.0 0.0 0.0 0.0 .9 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.2 2.7 0.0 0.0 349, , 9998 0.0 0.0 0.0 0.0 0.0 0.0 1.0 2.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.1 .9 1.2 0.0 351, , 10065 0.0 .9 0.0 0.0 0.0 0.0 0.0 1.1 0.0 0.0 1.3 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 353, , 10183 0.0 5.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.1 0.0 0.0 0.0 355, , 10307 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 357, , 10410 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.5 0.0 0.0 0.0 0.0 2.4 0.0 0.0 0.0 0.0 0.0 0.0 359, , 10539 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 361, , 10651 0.0 0.0 1.4 0.0 0.0 0.0 0.0 .8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.5 1.0 0.0 0.0 0.0 363, , 10775 0.0 0.0 0.0 0.0 1.2 0.0 0.0 25.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.3 365, , 10914 0.0 0.0 0.0 0.0 0.0 0.0 0.0 28.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 367, , 11057 0.0 0.0 0.0 0.0 .9 0.0 0.0 13.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 369, , 11195 1.1 0.0 0.0 0.0 0.0 0.0 0.0 8.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 371, , 11338 0.0 0.0 0.0 0.0 2.7 0.0 0.0 .8 0.0 0.0 0.0 2.2 0.0 0.0 0.0 0.0 1.1 0.0 0.0 0.0 373, , 11481 0.0 0.0 0.0 0.0 1.9 0.0 0.0 1.0 2.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 377, , 11746 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.6 0.0 0.0 3.7 0.0 0.0 0.0 379, , 11885 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.1 0.0 0.0 0.0 .9 0.0 0.0 3.8 0.0 0.0 0.0 381, , 12019 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.7 0.0 0.0 0.0 1.1 12.5 0.0 0.0 1.4 0.0 0.0 0.0 383, , 12160 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.5 0.0 0.0 0.0 0.0 0.0 0.0