Wednesday February 25, 2026
Bioengineer —
In recent years, the silent crisis looming over freshwater ecosystems has garnered attention among ecologists and conservationists alike. Nearly one-third of freshwater fish species around the globe are at risk of extinction, threatening vital ecosystem services such as food security, biodiversity stability, and recreational fishing industries. Species ranging from the redfin pickerel in North America’s Kennebec River to ancient sturgeons inhabiting the Great Lakes face mounting pressures from human activities that challenge their survival. Addressing this crisis requires innovative approaches that go beyond traditional conservation assessments, which often only react once species are already imperiled.
At the forefront of this endeavor is Dr. Christina Murphy, an assistant professor at the University of Maine, who embarked on a groundbreaking initiative to shift conservation strategies from reactive to proactive. With a vision to develop a tool capable of predicting threats before species slip into endangerment, Murphy and her multidisciplinary team invested five years in aggregating and analyzing data, constructing complex computational models, and rigorously validating their results. The product of this extensive work is a novel artificial intelligence-based model that evaluates potential risks to over 10,000 freshwater fish species globally.