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2017–2022 North Atlantic Right Whale Unusual Mortality Event

Since 2017, elevated numbers of dead or seriously injured North Atlantic right whales (Eubalaena glacialis) have been documented, necessitating an Unusual Mortality Event declaration and investigation.

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Biologist on a ship collecting data during buoyless lobster trap tests. A Northeast Fisheries Science Center biologist collecting data during buoyless lobster trap tests.
NARW #3720 and calf North Atlantic right whale mother and calf. Credit: Clearwater Marine Aquarium Research Institute, taken under NOAA permit #20556-01.