title: Stable isotope ecology: an introduction.
authors.affiliation: Environment Canada, Prairie and Northern Wildlife Research Center, 115 Perimeter Road, Saskatoon, Saskatchewan, S7N 0X4, Canada, , , , , , CA.
authors.forename: Keith A
authors.initials: KA
authors.lastname: Hobson
authors.affiliation: Environment Canada, National Water Research Institute, 11 Innovation Blvd., Saskatoon, Saskatchewan, S7N 3H5, Canada, , , , , , CA.
authors.forename: Len I
authors.initials: LI
authors.lastname: Wassenaar