Abraham, Ken2019-06-042019-06-041978-05-30http://hdl.handle.net/10315/36231Mast River in flood stage near the R-chain islands in Churchill, Manitoba, 1978.enAttribution-ShareAlike 2.5 CanadaMast RiverChurchill, ManitobaWapusk National ParkLa Perouse BayCamp FinneyField ResearchEcologyPhotograph