Machias Seal Island

• Senator calls on Ottawa to reinforce Canada’s claim to island off New Brunswick

  A Canadian senator from New Brunswick says an American tour company's description of a small island at the centre of a longstanding sovereignty dispute is "unacceptable."

  Canada

  Dec 8, 2025
  
• What’s driving the dispute over U.S. border patrols and Canadian fishermen around Machias Seal Island?

  A cross-border dispute dating back centuries over the tiny Machias Seal Island appears to have boiled over in the last two weeks. Here's why.

  Canada

  Jul 5, 2018
  
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• Warm waters potential cause of weak breeding year for Machias Seal Island Atlantic puffins

  Increasingly warm temperatures, a trend that seems likely to continue, may be the cause of this year's dramatic drop in Atlantic puffin chick numbers.

  Environment

  Aug 26, 2016