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Most North Atlantic right whales that are severely injured in fishing gear entanglements die within three years, a study by the New England Aquarium and Duke University finds. Severely injured whales were up to eight times more likely to die than those with minor injuries, and only 44% of males and 33% of females with severe injuries survived longer than 36 months. Females that did survive had low birth rates and longer intervals between calving.

 E-Mail IMAGE: A North Atlantic right whale photographed in Cape Cod Bay, Mass. Trauma wounds are scarred over but still very evident, showing that non-lethal entanglement can still have serious health... view more  Credit: Photo: J. Durban, NOAA, and Holly Fearnbach, SR3. Permit # 17355-01 Woods Hole, Mass. (February 25, 2021) -- Woods Hole Oceanographic Institution (WHOI) along with National Oceanic and Atmospheric Administration (NOAA) Fisheries have released the first broad scale synthesis of available information derived from right whale health assessment techniques. The manus...