Mercury is present in seawater in small quantities. It gets into the marine food chain starting at the very bottom, absorbed by microscopic algae. Larger, carnivorous species like sharks and ...

is one of the most important marine ecosystems on Earth. The colder waters nurture massive blooms of phytoplankton, microscopic photosynthetic organisms that form the starting point of the food ...

But a warming world is throwing plankton into disarray and threatening the entire marine food chain that is built on them. A year ago, NASA launched a satellite that provided the most detailed ...

Zooplankton are one of the most diverse and abundant groups of organisms on Earth and they play an essential role in the marine food chain. Unable to photosynthesise, as phytoplankton do ...

These make up the base of the ocean food chain. Plankton may be small, but they play a huge role in ecosystem health. They are sensitive to disturbance but quick to recover. So, if we measure a ...

In Vietnam, it is served as food after being steamed, grilled, stir-fried or cooked with fried rice. Read more at ...

which can enter the marine food chain and become incredibly damaging to sea life. The main source of ocean plastic pollution is land-based—80% of plastic in the ocean originates on land. But what does ...

A food chain shows how animals obtain their food ... recorded food chain involves over thirty organisms found in the deep ocean. Human activities like deforestation, pollution, and overfishing ...