Scientists track Antarctic krill via satellite to monitor ocean health amid climate change and fishing threats.

Then, they become a food source for zooplankton – tiny animals that live deep in the ocean, but swim up during the night time to feed. An adult zooplankton. This tiny animal just had a meal.

These tiny creatures may be no bigger than your little ... David McKee, of Strathclyde, said: ‘Ocean colour satellites have provided daily global monitoring of the world ocean since 1997.

Thousands of marine species from microscopic zooplankton to the largest cetaceans rely on sound for survival and many have evolved unique oral and aural adaptations. Understanding them better could ...

but they also appear to help to protect smaller sea creatures. During an expedition in the Gulf of California, researchers from the Monterey Bay Aquarium Research Institute spotted small fish ...