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Illustration of an Atlantic cod (Gadus morhua) showing a pale, elongated fish with a light brown back, speckled sides, a white belly, and three dorsal fins. Atlantic cod (Gadus morhua) swimming underwater, showing its speckled brown body, white lateral line, and barbel under the chin. Thermoregulation is particularly important in the Atlantic cod (Gadus morhua). Studies have indicated that these fish respond to water temperature changes as small as 0.03–0.07 °C (0.05–0.13 °F). cod Atlantic cod (Gadus morhua)
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cod: References & Edit History

Article Contributors

Primary Contributors

  • The Editors of Encyclopaedia Britannica
    Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors.

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Modified link of Web site: Food and Agriculture Organization of the United Nations - The Cod. Sep 18, 2026
Add new Web site: The Royal Society Publishing - Philosophical Transactions B - Detecting parallel polygenic adaptation to novel evolutionary pressure in wild populations: a case study in Atlantic cod (Gadus morhua). Dec 26, 2025
Add new Web site: BMC Research Notes - Characterization of an Atlantic cod (Gadus morhua) embryonic stem cell cDNA library. Sep 18, 2025
Add new Web site: Hinterland Who's Who - Atlantic Cod. Apr 11, 2025
Add new Web site: National Center for Biotechnology Information - PubMed Central - The genome sequence of Atlantic cod reveals a unique immune system. Nov 05, 2024
Add new Web site: Nature - Nature - The genome sequence of Atlantic cod reveals a unique immune system. Sep 25, 2024
Add new Web site: Frontiers - Ecological adaptation in cod and herring and possible consequences of future climate change in the Baltic Sea. Jul 05, 2024
Add new Web site: MarineBio - Atlantic Cod. Apr 26, 2024
Add new Web site: WebMD - Health Benefits of Cod. Jan 15, 2024
Add new Web site: Verywell Fit - Cod Nutrition Facts and Health Benefits. Oct 13, 2023
Add new Web site: A-Z Animals - Codfish. Oct 31, 2022
Add new Web site: Healthline - Is Cod Healthy? Nutrition, Calories, Benefits, and More. Apr 10, 2022
Add new Web site: The Spruce Eats - What is Cod Fish? Apr 10, 2022
Article revised and updated. Jan 06, 2022
Add new Web site: World Wide Fund for Nature - Cod. Dec 21, 2016
Add new Web site: Food and Agriculture Organization of the United Nations - The Cod. Feb 07, 2013
Add new Web site: Animal Diversity Web - Cod. Feb 07, 2013
Added image of an Atlantic cod (Gadus morhua). Jul 07, 2011
Added new Web site: How Stuff Works - Animals - Cod. May 26, 2008
Added new Web site: NOAA Fisheries - Atlantic Cod. Sep 12, 2007
Article added to new online database. May 27, 1999
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