Daniel Duplisea

Research Scientist
Fisheries and Oceans Canada

Current research and/or projects

  • Size spectra and size based modelling of aquatic ecosystems
  • Multispecies modelling of fish populations
  • Predation effects on depressed populations of commercial fish species
  • Application of the precautionary approach to fisheries
  • Evaluating metrics useful for ecosystem based management of fisheries
  • Modelling impacts of mobile fishing gear on soft sediment communities

Professional activities / interests

Professor at:

  • University of Quebec at Rimouski

Education and awards

PhD (Systems Ecology), Stockholm University, 1998

BSc (Hon) Marine Biology, Dalhousie University, 1991

MSc, Dalhousie University, 1993

Phil Lic, Stockholm University, 1996

Key publications

Primary Publications:

  1. Duplisea, D.E. and Robert, D. 2008. Pre-recruit survival and recruitment in Northern Gulf of St. Lawrence cod. ICES Journal of Marine Science 65: 946-952. doi:10.1093/icesjms/fsn081
  2. Chassot, E, D.E. Duplisea, M.O. Hammill, A. Caskenette, N. Bousquet, and Y. Lambert. 2009. The role of predation by harp seals in the collapse and non-recovery of northern Gulf of St. Lawrence cod. Marine Ecology Progress Series 379: 279-297. doi: 10.3354/meps07897
  3. Frisk, M.G., D.E. Duplisea and V. Trenkel. 2011. Exploring the occupancy-abundance relationship for the Georges Bank finfish and shellfish community from 1963-2006. Ecological Applications in press.

Secondary Publications:

  1. Duplisea, D.E., M Frisk and V. Trenkel. 2009. Does range size contraction of Georges Bank fishes signal an extinction debt caused by habitat destruction? ICES CM/H:07
  2. Duplisea, D.E. and Fréchet, A. 2010. Precautionary reference point estimates for northern Gulf of St. Lawrence (3Pn4RS) cod (Gadusmorhua) and methods for their calculation. Canadian Science Advisory Secretariat Research Document - 2009/097.