species biomass

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• Biomass (ecology) — Biomass, in ecology, is the mass of living biological organisms in a given area or ecosystem at a given time. Biomass can refer to species biomass , which is the mass of one or more species, or to community biomass , which is the mass of all… …   Wikipedia

• biomass — /buy oh mas /, n. 1. Ecol. the amount of living matter in a given habitat, expressed either as the weight of organisms per unit area or as the volume of organisms per unit volume of habitat. 2. Energy. organic matter, esp. plant matter, that can… …   Universalium

• biomass — the weight, volume or energy of living material in a given area, sample, fraction such as spawners, stock or for one or more given species (species biomass), or of all the species in a biotic community (community biomass). In fisheries the weight …   Dictionary of ichthyology

• Biomass — refers to living and recently dead biological material that can be used as fuel or for industrial production. Most commonly, biomass refers to plant matter grown to generate electricity or produce biofuel, but it also includes plant or animal… …   Wikipedia

• Species-area curve — The species area relationship for a contiguous habitat In ecology, a species area curve is a relationship between the area of a habitat, or of part of a habitat, and the number of species found within that area. Larger areas tend to contain… …   Wikipedia

• Species distribution — A species range maps represents the geographical region where individuals of a species can be found. This is a range map of Juniperus communis, the common juniper. Species distribution is the manner in which a biological taxon is spatially… …   Wikipedia

• biomass — The total weight of all living things in a given area, biotic community, species population, or habitat; a measure of total biotic productivity. * * * bio·mass .mas n the amount of living matter (as in a unit area or volume of habitat) * * * …   Medical dictionary

• biomass —    The actual amount of existing material within a species or genus …   Herbal-medical glossary

• 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

• Milltown Biomass-to-Energy Power Station — Milltown Biomass to Energy Generating Station Location near Milltown, Indiana Status Active Commission date Unit 1: 2009 Owner(s) Liberty Green Renewables …   Wikipedia

• Invasive species — See also: List of invasive species, Introduced species, Pest (organism), and Weed North American beavers constitute an invasive species in Tierra del Fuego, where they have a substantial impact on landscape and local ecology through their… …   Wikipedia