feces

‘CSI on the ocean’: Whale researchers comb B.C. waters for eDNA

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It was just after 8 a.m. when Gary Sutton and his crew spotted the signature black dorsal fins cutting through the cool waters of the Salish Sea, off the coast of Vancouver Island. More than a dozen Bigg’s killer whales, also known as transient killer whales, swimming north in search of food. They surfaced every few minutes, the spray of their … Read more

Who’s to blame for contaminated shellfish? Researchers follow the fecal matter to find out

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For the shellfish industry, high fecal counts detected in areas where shellfish such as oysters are harvested can mean long — and costly — closures. The fecal matter is associated with human-borne viruses, like norovirus, but the tests that are typically used to measure the fecal matter don’t distinguish between different types of animals, including … Read more