Modelling Surface Nitrate Drawdown and Nitrate Stable Isotope (δ15NNO3 and δ18ONO3) Distributions to Constrain Rates of New Production, Nitrate Resupply, and Nitrification in the Labrador Sea

Britton Dempsey and Carolyn Buchwald, Dalhousie University, Department of Oceanography, Halifax, NS, Canada