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#1 An indicator species is an organism used to assess a specific environmental condition.
#2 Relative numbers of indicator species can be used to calculate the value of a biotic index.
Activity:
Biotic IndexStream Index Quality
Stream #1
Stream #2
Stream #3
Stream #4
Stream #5
#3 In situ conservation may require active management of nature reserves or national parks. #4 Ex situ conservation is the preservation of species outside their natural habitats.
Categorizing: Indicate the conservation management procedure type
Remove endangered organism from natural habitat
Captive breeding of animals
Endangered species cannot remain safely in natural habitat
Rewetting wetland
Reintroduction of species that have become locally extinct
In situ
Ex situ
Endangered organism remains in habitat to which they are adapted
Plant species grown in botanic gardens.
Removal of alien species in natural habitat
Limited predators & controlling poaching
Applications: Case study of the captive breeding and reintroduction of an endangered animal species
Movie: Peregrine Falcon
#5 Biogeographic factors affect species diversity & Application Analysis of the impact of biogeographic factors on diversity limited to island size and edge effects
#5 Biogeographic factors affect species diversity & Application Analysis of the impact of biogeographic factors on diversity limited to island size and edge effects
Sources
ContentAllott, Andrew, and David Mindorff. Biology: Course Companion. 2014
ed. Oxford: Oxford UP, 2014. Print. Oxford IB Diploma Programme.
Walpole, Brenda. Biology for the IB Diploma. 2nd ed. Cambridge: Cambridge UP, 2014. Print.
Images
Unless otherwise noted, images are obtained from Pixabay(www.pixabay.com) and used under the CC0 Public Domain license.