Trophic Levels

Some articles on trophic levels, trophic level, trophic, levels:

Integrative Levels, Scope, and Scale of Organization - Ecosystem Ecology - Trophic Levels
... Main article Trophic level A trophic level (from Greek troph, τροφή, trophē, meaning "food" or "feeding") is "a group of organisms acquiring a considerable majority of its energy from the ... Biodiversity within ecosystems can be organized into trophic pyramids, in which the vertical dimension represents feeding relations that become further removed from the base of the food ... of each species is sorted into its respective trophic level, they naturally sort into a 'pyramid of numbers' ...
Lake Ecosystem - Trophic Relationships - Lentic Food Webs
... the previous sections, the lentic biota are linked in complex web of trophic relationships ... These organisms can be considered to loosely be associated with specific trophic groups (e.g ... that the abundance of prey taxa is dependent upon the actions of consumers from higher trophic levels ...
Mesopredator Release Hypothesis - Criticism
... and excludes the possible impacts that bottom-up control could have on higher trophic levels ... to humans as apex predators that produce top-down effects on lower trophic levels ... does not take into account that higher trophic levels are affected by primary productivity ...
Current Applications of The Regime Shift Concept
... that may be especially pronounced in biological variables and propagate through several trophic levels” Bakun 2004 (in Collie et al. 2004) “persistent radical shift in typical levels of abundance or productivity of multiple important components of marine biological community ... can be defined as abrupt changes on several trophic levels leading to rapid ecosystem reconfiguration between alternative states” Cumming Norberg, 2008 "the ability of a system to internally switch ...

Famous quotes containing the word levels:

    The only inequalities that matter begin in the mind. It is not income levels but differences in mental equipment that keep people apart, breed feelings of inferiority.
    Jacquetta Hawkes (b. 1910)