Of these ecosystems, those dominated by plants ... In aquatic systems, control of plant community structure via trophic cascades has been demonstrated in a variety of habitats, including lakes ...

New research has demonstrated the powerful impacts the reintroduction of predators can have on an ecosystem. The presence of ...

Of these ecosystems, those dominated by plants ... In aquatic systems, control of plant community structure via trophic cascades has been demonstrated in a variety of habitats, including lakes ...

The questions in this quiz are suitable for GCSE biology students studying trophic levels, pyramids of biomass, and transfer of biomass. If you struggled with the quiz, don't panic - we've got you!

A new study reveals the profound ecological effects of wolves and other large carnivores in Yellowstone National Park, ...

Seasonality in the trophic basis of a temperate stream invertebrate assemblage: Importance of temperature and food quality This is the metadata section. Skip to content viewer section. Ecologists have ...

Modern oceans, for comparison, max out at trophic level five or six, represented by apex predators like orcas, sperm whales, and great white sharks.

We tested the hypothesis that nutrient sequestration and carbon flow through heterotrophic bacteria is relatively highest in oligotrophic systems and decreases with trophic state in 17 reservoirs in ...

Trophic levels are the layers or ranks within a food chain that describe the roles organisms play in an ecosystem based on their source of energy and nutrients. Essentially, they help define who ...