Annual (September to August) surface water levels for Great Bear Lake from 1944 to 2014.
Original figure from MacDonald et al. (2004) <http://www.dfo-mpo.gc.ca/Library/278592.pdf>. The figure has been modified and updated through 2014 using daily flow level data obtained from Water Survey of Canada (ECCC, 2017) <https://wateroffice.ec.gc.ca/>.