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plant and animal fer


Home Range The area within an individual typically travels in its daily activities
Territoriality an area that an individual will defend from others of its kind
Dispersion The spatial distribution of individuals within a population
Random may occur for species without social tendencies and where there is little variation in the environment
Clumped May occur with territorial species
Migration Seasonal movements involving two way movement along the same route
Dispersal Outward movement of individuals away from their established area of activity
Immigration individual moving into a population
Emigration individual leaving a population
Landscape Ecology study of structure, function and change in landscapes
Landscape heterogenous area composed of interacting habitats or ecosystems
Emergent properties some patterns that can only be seen when we look at larger spatial scales
Habitat Selection Use of a habitat in proportion to its availability in the environment
Preferred Use greater than availibility
Not Preferred Use less than availability
Johnson's 1st Order Geographic where a species is located in comparison to the area available
Johnson's 2nd Order Population Scale where a population is located within the geographical range of the species
Johnson's 3rd Order Home Range where an individual locates its home range within the range of the population
Johnson's 4th Order Individual Movement what habitats an individual uses within its homerange
Habitat Loss reduction in the area of the remaining habitat
Habitat Fragmentation seperation of once continous habitat into smaller more isolated components
Habitat Degradation A reduction in the ability of an area of habitat to provide for the needs of species/community/ecosystem
Fragmentation Cut in half; linear
Patch an area of habitat within a landscape that differs from other surrounding areas
Edge Effect A change in the biotic or abiotic structure of habitat due to proximity to the edge of a patch
Corridors relatively narrow strip of suitable habitat onnecting 2 or more otherwise isolated patches
Connectiity the degree to which one path/population is connected to another
Metapopulation population of local populations
Population a group fo organisms of the same species that breed and live in the same place at the same time
Population dynamics study of changes in populations overtime and the factors that cause these changes
Vital Rates Birth, Death, Growth
Natality birth or hatching, commonly expressed as the number of young produced within a specific period of time
Recruitment number of young produced that reach reproductive maturity
Created by: rferguson124



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