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semantics, terminology, & relationships important in science
need a common framework for terms
ontology is a powerful modern tool
concept of niche is ubiquitous
art, science, and business
habitat, environment, and niche easily confounded
Habitat: a description of a physical place, at a particular scale 

of space and time, where an organism 

either actually...
tatooine
delineation of habitat does
not use traits of species
Environment: the biotic and abiotic phenomena surrounding and
potentially interacting with an organism.
same habitats can have different environments
& organisms can shape environment too
Niche: a subset of those environmental conditions which 

affect a particular organism, where the average 

absolute fitnes...
n-dimensional hyper-volume
whose axes comprise the conditions and resources that limit an
organism’s survival and reproduc...
mechanistic analysis of how different environmental factors
interact with species
why is understanding the meaning of these terms important?
operationalizes our field research and our models
niche mechanistic
habitat descriptive
need different tools & linkages to different interactions
habitat model
niche model
fundamental vs realized niche
as species face novel situations,
we need mechanistic models
more than descriptive ones to
predict how they will respond
The ecological niche pechakucha
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The ecological niche pechakucha

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A StarWars teaching tribute to this paper: Kearney, M. 2006. Habitat, environment and niche: what are we modelling? - Oikos 115: 186-191. that clearly delineated the semantics of several key terms in ecology.

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The ecological niche pechakucha

  1. 1. semantics, terminology, & relationships important in science
  2. 2. need a common framework for terms ontology is a powerful modern tool
  3. 3. concept of niche is ubiquitous art, science, and business
  4. 4. habitat, environment, and niche easily confounded
  5. 5. Habitat: a description of a physical place, at a particular scale 
 of space and time, where an organism 
 either actually or potentially lives.
  6. 6. tatooine
  7. 7. delineation of habitat does not use traits of species
  8. 8. Environment: the biotic and abiotic phenomena surrounding and potentially interacting with an organism.
  9. 9. same habitats can have different environments & organisms can shape environment too
  10. 10. Niche: a subset of those environmental conditions which 
 affect a particular organism, where the average 
 absolute fitness of individuals in a population 
 is greater than or equal to one.
  11. 11. n-dimensional hyper-volume whose axes comprise the conditions and resources that limit an organism’s survival and reproduction classic blueprint
  12. 12. mechanistic analysis of how different environmental factors interact with species
  13. 13. why is understanding the meaning of these terms important?
  14. 14. operationalizes our field research and our models
  15. 15. niche mechanistic habitat descriptive need different tools & linkages to different interactions
  16. 16. habitat model
  17. 17. niche model
  18. 18. fundamental vs realized niche
  19. 19. as species face novel situations, we need mechanistic models more than descriptive ones to predict how they will respond

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