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Size Matters: Examining the Effects of Body Size on Birth Rates in North Atlantic Right Whales

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Recent research reveals that smaller female North Atlantic right whales produce fewer calves over their reproductive years. Their body size has been declining in recent decades due to increased entanglements in fishing gear and other factors.

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Injured North Atlantic Right Whale

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North Atlantic right whale Juno and her injured calf swimming off Sapelo Island, Georgia in February 2024. The calf dives underwater, likely to nurse. Juno has scars from an entanglement and presumed boat strike. Credit: Georgia DNR/NOAA permit 24359
Using Tags to Understand North Atlantic Right Whales

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Fisheries and our partners put tags on North Atlantic right whales to learn about an individual’s movement and behavior. This video captured by a tag gives a little insight into what it is like being a North Atlantic right whale.
NOAA and Partners Restoring 1,200 Acres of Marsh in Louisiana's Upper Barataria Basin

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This massive project will contribute to the restoration of wetland, coastal, and nearshore habitats injured by the Deepwater Horizon oil spill.

Size Matters: Examining the Effects of Body Size on Birth Rates in North Atlantic Right Whales

Southeast Region Similar Videos

Injured North Atlantic Right Whale

Using Tags to Understand North Atlantic Right Whales

NOAA and Partners Restoring 1,200 Acres of Marsh in Louisiana's Upper Barataria Basin

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