Across the tranquil waters of Canada’s vast network of lakes and rivers, a quiet invader is on the move. The spiny water flea, Bythotrephes cederströmii, is a microscopic predator that is forever altering the ecological fabric of aquatic habitats in Canada.
Originally from Eurasia, Bythotrephes casts a long shadow over the ecosystems it invades. Its presence in Canadian waters represents an ongoing ecological challenge, one that intertwines the fate of native species with the spectre of climate change.
