This file contains meta-data for file <1975 Webber RATE Plot Data Atqasuk.txt>. Contains data collected on species and land cover and abundance from Webber's RATE plots in 1975 at Atqasuk, Alaska. GENERAL INFORMATION PI/DATA CONTACT= Webber, Patrick J (PI)/ Tweedie, Craig E (Contact) FUNDING SOURCE AWARD # = NSF OPP 9906692 DATA COVERAGE = START: 19750101; STOP: 20001231 UTC PLATFORM/SITE = Atqasuk, Alaska (71o29'N 157o25'W); INSTRUMENT = None DATA VERSION = 1.0 (16 January 2002), PRELIMINARY [likely to contain errors] CONTACT INFORMATION Craig E. Tweedie 100 North Kedzie Hall Michigan State University East Lansing, MI 48824-1031 Voice: 517 355-1285 Fax: 517 432-2150 Email: tweedie@msu.edu DATA COLLECTION Most plots consisted of 10 1m2 contiguous sub-plots. For each sub -plot, the presence of all land cover types and all vascular, bryophyte and lichen species were recorded. In 10cm by 1m strips along each sub-plot, the cover of all land cover and plant types listed above was estimated. Some species were lumped if investigators were unsure of their taxonomy e.g. Draba spp. The following texts have been used to standardize nomenclature between 1975 sampling of these plots and sampling in 2000. This data was collated from punch cards as the original data has been lost. This is why the format of data in this file differs from that in <2000 Webber RATE Plot Data Atqasuk.txt>. Values are importance values calculated as the sum of the relative cover and relative presence of each species in each plot. Vascular Plants Hulten, E. 1968. Flora of Alaska and Neighboring Territories A Manual of the Vascular Plants. Stand University Press. Stanford, California pp. 1008. Lichens Esslinger, T.L. and R.S. Egan. 1995. A sixth checklist of the lichen-forming, lichenicolus, and allied fungi of the continental United States and Canada. The Bryologist 98:467-549. Liverworts Stotler, R. and B. Crandall-Stotler. 1977. A checklist of the Liverworts and Hornworts of North America. The Bryologist 80(3):406-428. Mosses Anderson, L.E., H.A Crum, and W.R. Buck. 1990. List of the Mosses of North America north of Mexico. The Bryologist 93(4):448-499. Sphagnum Anderson, L.E. 1990. A checklist of Sphagnum in North America North of Mexico. The Bryologist 93(4):500-501. META-DATA FORMAT The following prefixes have been used to designate data type. str - indicates string (text) data dtm - indicates date time data num - indicates numeric data mem - indicates memo data FIELD DESCRIPTIONS for <1975 Webber RATE Plot Data Atqasuk.txt> strSppName - Species/land cover code numM1_01 - Importance value at Measurement 1 in plot 01. numM1_02 - Importance value at Measurement 1 in plot 02. numM1_03 - Importance value at Measurement 1 in plot 03. numM1_04 - Importance value at Measurement 1 in plot 04. numM1_05 - Importance value at Measurement 1 in plot 05. numM1_06 - Importance value at Measurement 1 in plot 06. numM1_07 - Importance value at Measurement 1 in plot 07. numM1_08 - Importance value at Measurement 1 in plot 08. numM1_09 - Importance value at Measurement 1 in plot 09. numM1_10 - Importance value at Measurement 1 in plot 10. numM1_11 - Importance value at Measurement 1 in plot 11. numM1_12 - Importance value at Measurement 1 in plot 12. numM1_13 - Importance value at Measurement 1 in plot 13. numM1_14 - Importance value at Measurement 1 in plot 14. numM1_15 - Importance value at Measurement 1 in plot 15. numM1_16 - Importance value at Measurement 1 in plot 16. numM1_17 - Importance value at Measurement 1 in plot 17. numM1_18 - Importance value at Measurement 1 in plot 18. numM1_19 - Importance value at Measurement 1 in plot 19. numM1_20 - Importance value at Measurement 1 in plot 20. numM1_21 - Importance value at Measurement 1 in plot 21. numM1_22 - Importance value at Measurement 1 in plot 22. numM1_23 - Importance value at Measurement 1 in plot 23. numM1_24 - Importance value at Measurement 1 in plot 24. numM1_25 - Importance value at Measurement 1 in plot 25. numM1_26 - Importance value at Measurement 1 in plot 26. numM1_27 - Importance value at Measurement 1 in plot 27. numM1_28 - Importance value at Measurement 1 in plot 28. numM1_29 - Importance value at Measurement 1 in plot 29. numM1_30 - Importance value at Measurement 1 in plot 30. numM1_31 - Importance value at Measurement 1 in plot 31. numM1_32 - Importance value at Measurement 1 in plot 32. numM1_33 - Importance value at Measurement 1 in plot 33. numM1_34 - Importance value at Measurement 1 in plot 34. numM1_35 - Importance value at Measurement 1 in plot 35. numM1_36 - Importance value at Measurement 1 in plot 36. numM1_37 - Importance value at Measurement 1 in plot 37. numM1_38 - Importance value at Measurement 1 in plot 38. numM1_39 - Importance value at Measurement 1 in plot 39. numM1_40 - Importance value at Measurement 1 in plot 40. numM1_41 - Importance value at Measurement 1 in plot 41. numM1_42 - Importance value at Measurement 1 in plot 42. numM1_43 - Importance value at Measurement 1 in plot 43. numM1_44 - Importance value at Measurement 1 in plot 44. numM1_45 - Importance value at Measurement 1 in plot 45. numM1_46 - Importance value at Measurement 1 in plot 46. numM1_47 - Importance value at Measurement 1 in plot 47. numM1_48 - Importance value at Measurement 1 in plot 48. numM1_49 - Importance value at Measurement 1 in plot 49. numM1_50 - Importance value at Measurement 1 in plot 50. numM1_51 - Importance value at Measurement 1 in plot 51. numM1_52 - Importance value at Measurement 1 in plot 52. numM1_53 - Importance value at Measurement 1 in plot 53. numM1_54 - Importance value at Measurement 1 in plot 54. numM1_55 - Importance value at Measurement 1 in plot 55. numM1_56 - Importance value at Measurement 1 in plot 56. numM1_57 - Importance value at Measurement 1 in plot 57. numM1_58 - Importance value at Measurement 1 in plot 58. numM1_59 - Importance value at Measurement 1 in plot 59. numM1_60 - Importance value at Measurement 1 in plot 60. NOTE Vera Komarkova collected 1975 Data. Craig Tweedie performed data entry, quality checking and management. The strStatus class 'O' refers to species and land cover classes measured at the whole sub-plot level only. For information on each plot see: 1975-00 Webber RATE Plot Info Atqasuk Metadata.txt 1975-00 Webber RATE Plot Info Atqasuk.txt For information on species/land cover codes see: 1975-00 Webber RATE Plot Species Info Atqasuk Metadata.txt 1975-00 Webber RATE Plot Species Info Atqasuk.txt For information on the 2000 re-sampling see: 2000 Webber RATE Plot Data Atqasuk Metadata.txt 2000 Webber RATE Plot Data Atqasuk.txt