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Abyssal Zone Definition and Explanation PDF | Download eBooks

Learn Abyssal Zone definition in microbiology with explanation to study “What is Abyssal Zone”. Study abyssal zone explanation with microbiology terms to review microbiology course for online degree programs.

Abyssal Zone Definition:

  • Deepest region of the ocean; a sunless, high-pressure, cold, anaerobic habitat.

    Foundations in Microbiology by Kathleen Park Talaro, Arthur Talaro



Abyssal Zone Explanation:

Abyssal zone is a layer in the ocean's pelagic zone. Since this zone is quite deep i.e. present at the depths of 4,000 to 6,000 m therefore this zone does not receive sunlight at all. In this zone, the pressure if quite high and temperature is quite cold and favors the survival of anaerobic organisms.

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