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

Ocean Wise researchers spent more than a week on the ocean collecting water samples to study the environmental DNA (eDNA) of Bigg's killer whales, North Pacific humpbacks and B.C.'s endangered southern resident killer whales.

'CSI on the ocean': Whale researchers comb B.C. waters for eDNA
Three Bigg's killer whales, also known as transient killer whales, swimming in the Salish Sea, near Hornby Island, B.C.

Ocean Wise researchers spent more than a week on the ocean collecting water samples to study the environmental DNA (eDNA) of Bigg's killer whales, North Pacific humpbacks and B.C.'s endangered southern resident killer whales.