Science News for Students articles on oceans

  1. Animals

    This penguin prey knows how to fight back

    Scientists attached cameras to gentoo penguins off the Falkland Islands. The video revealed that their tiny prey can sometimes win in a fight.

  2. Oceans

    New tools aim to better predict blooms of toxic algae

    Scientists across the United States are developing programs that can predict when blooms of toxic algal may occur.

  3. Ecosystems

    Bird poop helps keep coral reefs healthy, but rats are interfering

    Eradicating invasive rats from islands may help boost numbers of seabirds. The birds’ droppings provide nutrients to nearby coral reefs.

  4. Earth

    Scientists Say: Upwelling

    This is a process in which a substance rises and spreads out over something else. Upwelling happens in the ocean, inside the Earth and even in a planet’s atmosphere.

  5. Animals

    Here’s what narwhals sound like underwater

    Scientists eavesdropped while narwhals clicked and buzzed. The work could help pinpoint how the whales may react to more human noise in the Arctic.

  6. Animals

    Deep-sea expedition led researchers to doomed octopus nursery

    The ill-fated octopods may be a sign that a healthy population is hiding nearby.

  7. Oceans

    Small swimmers may play huge role in churning the seas

    Hoards of migrating shrimp and krill can cause large-scale water movements in the ocean, a new study suggests.

  8. Oceans

    Ocean heat waves are on the rise — and killing coral

    Ocean heat waves are becoming hotter and more frequent. And one can be blamed for the 2016 coral deaths on the Great Barrier Reef.

  9. Environment

    Pacific garbage patch may be 16 times bigger than thought

    The giant ‘garbage patch’ that floats between Hawaii and California weighs at least 79,000 tons, a new estimate suggests.

  10. Oceans

    More than half the world’s ocean area is actively fished

    Fleets harvest fish from 55 percent of the world’s total ocean area. Just a handful of countries play an outsized role fishing the open ocean, far from coasts.

  11. Ecosystems

    Exploring the mysteries of Cuba’s coral reefs

    Researchers are studying the mysterious lives of creatures in and near Cuba’s coral reefs. What they learn could help protect ocean life globally.

  12. Ecosystems

    Migrating crabs take their eggs to the sea

    Cuba’s colorful land crabs connect swamp and sea with their yearly mass migrations. Protecting their routes can help other animals too.