Species
A particular type of plant or animal. Plants and animals can breed only with members of their own species.
A species that is not indigenous to a region.
Source: Terms of the Environment
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Demand for Dissection Specimens Increases Pressure on Threatened Species
Researchers from the World Conservation Union reported in 2004 that a third of all amphibian species around the globe, including frogs, were threatened with extinction.
Species Richness: the number of species in a habitat
Stilt Roots: prop roots of red mangrove
Stolon: horizontal branch or runner ...
species
In biological systematics, group of organisms of common ancestry that are able to reproduce only among themselves and that are usually geographically distinct.
See chemical species ...
Species: 1. A reproductively isolated aggregate of interbreeding organisms having common attributes and usually designated by a common name. 2. An organism belonging to belonging to such a category.
species diversity index Any of several mathematical indices that express, in one term, the number of kinds of species and the relative numbers of each in an area.
specific activity The amount of radioactivity of a material per unit mass.
species
A class of individuals having common attributes and designated by a common name; a particular kind of atomic nucleus, atom, molecule, or ion.
SPECIFIC CAPACITY ...
Species are usually described as a group of organisms that reproduce only with themselves. It has also been heard to be described as a 'concept of a good taxonomists mind' ...
Species Assemblage
Group of species co-occurring in a given area and likely to be caught together in a given gear. (see Species Group) ...
species : A reproductively isolated aggregate of interbreeding organisms.
sphagnum : Any of various pale or ashy mosses of the genus Sphagnum, the decomposed remains of which form peat.
species: a population of individuals that are more or less alike, and that breed and produce fertile offspring under natural conditions.
threatened: a species likely to become endangered if it is not protected.
interspecies extrapolation model. Model used to extrapolate
from results observed in laboratory animals to humans.
Interstate carrier. Any vehicle or transport which conveys ...
Exotic Species: A species that is not indigenous to a region.
Experimental Use Permit: Obtained by manufacturers for testing new pesticides or uses thereof whenever they conduct experimental field studies to support registration on 10 acres ...
exotic species A species that is not indigenous to a region.
exotoxin A toxin produced by a bacteria that is released by the bacterial cell into the culture medium (or host) and, thus, ...
pelagic species - fish that live at or near the water's surface. Examples of large pelagic species include swordfish, tuna, and many species of sharks. Small pelagics include anchovies and sardines.
R rare species
Definition (english only)
Species which have a restricted (world) range.
Extinct species: A species that no longer survives anywhere in the world.
W
Weed species Plants that threaten human welfare by competing with other plants that have food, timber or amenity value.
Species In chemistry, an ion or molecule in solution.
Stabilization See chemical fixation.
A species of ions in the feed of an ion exchanger present in the effluent.
Light absorption
The amount of light a certain amount of water can absorb over time.
1. Species tend to do better if the climate of the new region where it will be planted is similar to where it came from. For example, species originating in the Eastern United States are successful in East Asia, but not West Africa.
PIONEER SPECIES Pioneer species are the first species to colonise a new or newly denuded area.
Invasive species: A type of plant, animal, or other organism that does not naturally live in a certain area but has been introduced there, often by people.
Endangered Species
Animals, plants, birds, fish, or other living organisms threatened with extinction by man-made or natural changes in the environment. ...
invasive species: species of plant or animal introduced to a country, region or ecosystem by humans (either deliberately or accidentally).
A reservoir species is a compound whose formation breaks the destruction cycle by taking the halogen radical out of the cycle. Two examples are HCl and HBr.
ENDANGERED SPECIES ACT: The federal law that sets forth how the United States will protect and recover animal and plant species whose populations are in dangerous decline or close to extinction.
Endangered species: One having so few individual survivors that the species could soon become extinct in all or part of its region.
extinct: A species becomes extinct when the last one of its kind dies.
fault: A fault is where two of Earth's plates slide past each other. This is an area where earthquakes can occur.
ecospecies different organisms with almost identical functions in separate communities
ecosystem the total living and nonliving components of a community
ecotone a transitional area between two communities ...
Is conducive to the development of all species. Biofuel A solid, liquid or gaseous fuel such as methane produced from renewable biological resources such as plant biomass and treated municipal and industrial waste.
It begins with a plant species, which is eaten by an animal species; it continues with a second animal species, which eats the first, and so on. Foreshock:ground shaking that occurs before the main shock of an earthquake.
peak oil to come pesticide A chemical used to kill species that eat human crops. It may work by interfering with its nervous or reproductive system, perhaps by simulating one of its hormones.
life zone A climatically-defined class that can be associated with regions of soil and biota with a high uniformity in species composition and environmental adaptation. See Holdridge life zone.
We're thankful for the excellent laws that were put in place in the 1970s that have been monumentally helpful in moving the US toward a clean environment, including the National Environmental Policy Act (NEPA), the Endangered Species Act, ...
A Land cover/use category that is at least 10 percent stocked by single-stemmed woody species of any size that will be at least 4 meters (13 feet) tall at maturity.
Plant and animal species will migrate or disappear in response to changes in climate; New England may lose its lobsters and maple trees as they move north into Canada.
They can be found in salt flats, places where salt water is evaporated commercially to produce salt and are an important food source to many wildlife species, such as flamingos.
In biology, an organism, species, or community whose characteristics show the presence of specific environmental conditions. 4. In chemistry, a substance that shows a visible change, usually of color, at a desired point in a chemical reaction. 3.
Risk (Adverse) for Endangered Species: Risk to aquatic species if anticipated pesticide residue levels equal one-fifth of LD10 or one-tenth of LC50; ...
Population: A discrete portion of a species that interbreeds. If isolated from other populations of the species for long periods of time, it may evolve into a separate race or species.
Predator: A carnivorous animal that preys on other animals.
a laboratory test for eight species meeting certain requirements may serve as a measure of effect for an assessment endpoint, such as survival of fish, aquatic, invertebrate or algal species under acute exposure.
Landscaping around stormwater ponds which emphasizes native vegetative species to meet specific design intentions.
Abaca: Abaca is a species of banana plant. Abaca's large leaves and stems are harvested for its fiber, and used in making clothing and textile goods. A sustainable alternative to cotton.
Proteome: All of the proteins produced by a given species, just as the genome is the totality of the genetic information possessed by that species.
Proteomics: The study of the proteome.
Animal species such as cats that walk on their toes are described as being digitigrade.
Water Efficient Landscaping - Using native plant species and landscape desings appropriate to the local climate can greatly reduce the amount of watering needed for maintenance. In dry climates using this strategy can be particularly beneficial.
A substance that is produced by a species of microorganism and, in dilute solution, has the capacity to inhibit the growth of or kill certain other organisms.
apparent density
See bulk density; soil.
Thropic Levels: A functional classification of species that is based on feeding relationships (e.g. generally aquatic and terrestrial green plants comprise the first thropic level, and herbivores comprise the second.) ...
Adfluvial - Migrating between lakes and rivers or streams; typically used of fish species.
Advection - The process by which solutes are transported by the bulk of flowing fluid such as the flowing ground water.
Escherichia coli (E. coli): species of coliform bacteria that inhabit intestines of people and animals.
Habitat Restoration
Endangered Species
Wildlife Management
Wildlife Spotted at Prado ...
The variety of life forms in a given area. Diversity can be categorized in terms of the number of species, the variety in the area's plant and animal communities, the genetic variability of the animals, or a combination of these elements.
Bioassay: A method used to determine the toxicity of specific chemical contaminants. A number of individuals of a sensitive species are placed in water containing specific concentrations of the contaminant for a specified period of time.
Absolute lethal concentration (LC100)-Lowest concentration of a substance in an environmental medium which kills 100% of test organisms or species under defined conditions. This value is dependent on the number of organisms used in its assessment.
Some aspergillus species are commonly found in water damaged environments, and can produce toxins. They should be dealt with using extreme caution. Also a potentially fatal disease of birds and fowl, caused by any one of several molds.
Managed wetlands used for the treatment of wastewaters; commonly planted with phragmites australis and other species to facilitate BOD removal below soil surface ...
Many animals and plants may not be able to cope with these changes and could die. This could cause the loss of some animal and plant species in certain areas of the world or everywhere on Earth.
People ...
aquaculture - the controlled rearing of fish or shellfish by people or corporations who own the harvestable product, often involving the capture of the eggs or young of a species from wild sources, ...
 See also: Environment, Environmental, Water, Waste, Reduce
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