As part of a class experiment at Fanshawe College, her students were sent to grocery stores and sushi restaurants in London to collect fish samples. A piece of fish that was labelled as red snapper came back as tilapia, something McDonald said happens all the time. Fish samples collected by biology students at Fanshawe College in London, Ont. Seven of the nine fish samples successfully sequenced were not what they were labelled for consumers. McDonald encourages consumers to learn more about the fish they're buying and attend reputable, trustworthy fish markets and restaurants.

Source: CBC News April 15, 2019 22:52 UTC