Description: 1970’s and 1980’sLake mapping with paper charts. A plotter was used to transpose to a physical piece of paperAndy digitized pointsOlder technology1990’s and 2000DGPS correction, electronic readingsBathymetric surveysDate of creation varies depending on when the data was collected (e.g. 1970’s/1980’s/1990’s/2000)Depth points amalgamated, attributes standardized, and housed in the database starting in the Fall of 2017New information will be added as it is obtained (i.e. as a lake is depth sounded)Of the 1400 named lakes and ponds in NB, less than 300 have depth readings as of fall 2017. All areas of a lake are not depth sounded; therefore the deepest spots or shoals may not be recorded.