A comparison of the fast-growing fish-eating Baltic herring (Slåttersill in Swedish) and slow-growing plankton-eating spring- and autumn-spawning Baltic herring. Photo: Leif Andersson. Atlantic and ...

They’re small, but they’re mighty. From producing oxygen we breathe to soaking up carbon we emit to feeding fish we eat, tiny phytoplankton are a crucial part of ocean ecosystems and essential to life ...

Krill are ocean-dwelling crustaceans highly sought as food by sea predators. The main krill species live in the Southern Ocean (Antarctic Ocean) and might spend more time trying not to become food for ...

Sharks mostly eat other marine animals, often invertebrates, or plankton. Their diet consists of small fish, mollusks, crustaceans and sometimes bigger species like dolphins or sea lions. Most sharks ...

Learn how zooplankton act as carriers of microplastics to the deep ocean, transporting hundreds of particles per cubic meter ...