Facts about the Abyssal Zone

1. 03

   Pressure crushing down on abyssal organisms reaches 400 to 600 atmospheres at depths between 4,000 and 6,000 meters in the abyssal zone.

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2. 02

   Bioluminescence produced by organisms like lanternfish and anglerfish accounts for most light in the abyssal zone below 1,000 meters depth.

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3. 01

   Temperatures in the abyssal zone remain constant between 2 and 4 degrees Celsius year-round, creating stable conditions below 4,000 meters depth.

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