Related topics: fish

How one gene in a tiny fish may alter an aquatic ecosystem

In a remote area of British Columbia's Vancouver Island, Kennedy Lake's deep blue waters stretch over 25 square miles. The lake is home to the threespine stickleback, a diminutive fish species that has provided rich fodder ...

How drought affects freshwater fish

When we think of a river, dark, cool rushing water —full of energy and life —comes to mind. Yet, in the face of climate change we are frequently witnessing almost entirely dry river beds with barely enough water to ...

Parasites from medieval latrines unlock secrets of human history

A radical new approach combining archaeology, genetics and microscopy can reveal long-forgotten secrets of human diet, sanitation and movement from studying parasites in ancient poo, according to new Oxford University research.

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