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What is a cod stock?

Across its geographic range, the Atlantic cod occurs in many discrete populations, called stocks. In U.S. Atlantic waters, cod have been managed as two stock units since the 1970s. Characteristics like size, growth rate, and even genetics distinguish each stock. As more research accumulates, periodic review of fish stock structure is warranted.

What is the Atlantic cod stock structure working group?

The Atlantic Cod Stock Structure Working Group was formed in 2018 to do just that. The group includes specialists across various fields in fisheries biology, Rich McBride, a co-chair of the working group, found that each discipline offered insight into how a species lives in the vast, open ocean.

How many stocks of Atlantic cod are there?

There are two stocks of Atlantic cod: Gulf of Maine and Georges Bank stocks. According to the most recent stock assessments The Gulf of Maine stock is overfished and subject to overfishing (2021 stock assessment). Summary stock assessment information can be found on Stock SMART.

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