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(4 classifications) (54 resources)

Ecological Core Concepts -- Populations

Discipline Specific Core Concepts Classifications
Density and distribution (36)
Genetic and phenotypic diversity (16)
Life history traits and reproduction (16)
Population growth and regulation (48)

Resources
View Resource A sockeye salmon (Oncorhynchus nerka) in a small breeding stream in southwestern Alaska.

A sockeye salmon (Oncorhynchus nerka) in a small breeding stream in southwestern Alaska. Adult sockeye lay their eggs in the gravel of streams, rivers, or along the beaches of lakes in late summer...

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View Resource African buffalo (Syncerus caffer) in the bovine tuberculosis control program at Hluhluwe-iMfolozi Park, South Africa.

The African buffalo (Syncerus caffer) population in the bovine tuberculosis (bTB) control program at Hluhluwe-iMfolozi Park, South Africa was studied in 2000-2001 to investigate how chronic infection...

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View Resource An adult snow petrel (Pagodroma nivea) roosts on its nest among boulders in Antarctica.

The population dynamics of the snow petrel (Pagodroma nivea) were studied over 40 years in order for scientists to better understand the sensitivity of the petrelís population growth rate to...

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View Resource An Assessment of Assemblage Nestedness in Habitat Fragments

This experiment illustrates how ecological theory can help conserve native species in a fragmented landscape. It is germane to units on biogeography, human impacts on ecosystems, landscape...

View Resource Are males cheaper than females? Male and female costs of reproduction

In this TIEE experiment, students investigate the costs of reproduction. In dioecious plants, a female's investment in reproduction is typically much greater than a male's, because while both sexes...

View Resource Cemetery Demography

This laboratory exercise examines the changes in human demographic patterns by visiting a local cemetery, collecting data recorded on tombstones, and producing a graphical representation of...

View Resource Demographic vital rates and population growth: an introduction to projection matrices and elasticity analysis

In this TIEE dataset, students address the question of how changes in demographic vital rates influence the rate of population growth. Students learn how projection matrices and elasticity...

View Resource Desert star (Monoptilon bellioides) flowers in bloom.

Desert star (Monoptilon bellioides) flowers in bloom. Desert star is an annual plant that grows in very arid regions of the southwestern United States. Desert star and other desert annuals may delay...

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View Resource Elk (Cervus elaphus) search for food through snow in winter in the Rocky Mountains.

Elk (Cervus elaphus) and other ungulates in the Rocky Mountains of North America must cope with food shortages and severe weather during winter. The strength of density-dependence in these ungulate...

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View Resource Evaluating a Multi-Component Assessment Framework for Biodiversity Education

The Network of Conservation Educators and Practitioners (NCEP) is a global initiative that seeks to create opportunities for the broad exchange of educational and training information and strategies...

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