Posts Tagged ‘diel vertical migration’

Open ocean diving observations

Watch and learn how Ocean Twilight Zone fish biologist conducts blue- and black-water dives in the open ocean and what he sees during the day and at night when animals from the twilight zone migrate to the surface under cover of darkness.

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Satellite Observes Massive Ocean Migration

Every night, under the cover of darkness, countless small sea creatures swim from the ocean depths to feed near the surface, then descend out of sight again before daybreak. This vast animal migration—a critical part of Earth’s carbon cycle—has been observed for the first time on a global scale thanks to a space-based laser. The…

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