St. Lawrence river

Marine species in St.Lawrence Estuary endangered by rapid drop in levels of oxygen

Published: 26 November 2021

Concentrations of dissolved oxygen in the deep waters of the Lower St. Lawrence Estuary (LSLE) have dropped by over 50% over the past two years. The consequences for many marine species, who depend...

Microplastic pollution discovered in St. Lawrence River

Published: 23 September 2014

A team of researchers from McGill University and the Quebec government have discovered microplastics (in the form of polyethylene 'microbeads,' less than 2 mm in diameter) widely distributed across...

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