Sentences with phrase «base of the marine food web»

They found that plankton, the basis of marine food webs, might react to warming in a predictable way.

In the largest study of its kind, the group has monitored the reaction of species at the base of the marine food web — viruses, bacteria, microscopic plants called phytoplankton, and their animal counterparts, zooplankton — to various degrees of acidity.

Thus, past and future increases in atmospheric nitrogen deposition have the potential to alter the base of the marine food web; and, in the long term, the structure of the ecosystem.

«While the changing seascape has dramatically altered and increased the diversity and number of small creatures at the base of the marine food web, we still don't know how these changes in the ecosystem will propagate through the entire chain.

Phytoplankton and bacteria form the base of the marine food web.

She found that phytoplankton, the base of the marine food web, would decrease as the ocean warmed and create a chain effect up the ecosystem.

Phytoplankton, which live close enough to the water's surface to perform photosynthesis — critical to maintaining oxygen in Earth's atmosphere — form the base of the marine food web.4 Although phytoplankton are microscopic, they can be seen from satellites when they grow in a concentrated area (bloom) on the ocean's surface.5 Zooplankton, which feed on phytoplankton, and bacterioplankton, which recycle nutrients in the water, make up the next levels of the web.4

Since phytoplankton form the base of marine food webs, the world's most productive fisheries are located in areas of coastal upwelling that bring cold nutrient rich waters to the surface (especially in the eastern boundary regions of the subtropical gyres); about half the world's total fish catch comes from upwelling zones.