keystone predator

keystone predator
the dominant predator or the top predator that has a major influence on community structure

Dictionary of ichthyology. 2009.

Look at other dictionaries:

  • Keystone species — A keystone species is a species that has a disproportionate effect on its environment relative to its abundancecite journal author=Paine, R.T. year=1995 title=A Conversation on Refining the Concept of Keystone Species journal=Conservation Biology …   Wikipedia

  • Ecological extinction — Types and definitions of extinctions = Estes, Duggins, and Rathburn (1989) recognize three distinct types of extinction.Global extinction is defined as “the ubiquitous disappearance of a species. [Estes et al. The ecology of extinctions in kelp… …   Wikipedia

  • Jaguar — For other uses, see Jaguar (disambiguation). Jaguar [1] …   Wikipedia

  • Interspecific competition — Interspecific competition, in ecology, is a form of competition in which individuals of different species compete for the same resource in an ecosystem (e.g. food or living space). The other form of competition is intraspecific competition, which …   Wikipedia

  • Grizzly bear — For other uses, see Grizzly (disambiguation) and Grizzly bear (disambiguation). Grizzly bear Conservation status …   Wikipedia

  • Top-down and bottom-up design — Top down and bottom up are strategies of information processing and knowledge ordering, mostly involving software, but also other humanistic and scientific theories (see systemics). In practice, they can be seen as a style of thinking and… …   Wikipedia

  • Nahrungskette — bezeichnet in Ökologie und Ökotoxikologie die linearen energetischen und stofflichen Beziehungen zwischen verschiedenen Organismen oder Organismengruppen, von denen die einen Nahrungsgrundlage der anderen sind. Abgeleitet vom griechischen Verb… …   Deutsch Wikipedia

  • Leopard Seal — Taxobox name = Leopard SealMSW3 Wozencraft | pages = |id=14001042] status = LR/lc status system = IUCN2.3 status ref = IUCN2006|assessors=Seal Specialist Group|year=1996|id=10340|title=Hydrurga leptonyx|downloaded=12 May 2006] image width = 250px …   Wikipedia

  • Russian Wolf — Taxobox name = Russian Wolf status = LC image width = 200px regnum = Animalia phylum = Chordata classis = Mammalia ordo = Carnivora familia = Canidae genus = Canis species = C. lupus subspecies = C. l. communis trinomial = Canis lupus communis… …   Wikipedia

  • Sarracenia purpurea — Purple pitcher plant Flowering Sarracenia purpurea, Newfoundland Scientific classification Kingdom: Plant …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.