Ecological niche modeling

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•Fundamental <strong>niche</strong> shift when tolerance limits change(adaptation)Time T1Time T2FundamentalNicheShift10
Resource Partitioning• Law of Competitive Exclusion - No two species willoccupy the same <strong>niche</strong> and compete for exactly thesame resources- Extinction of one of them- Niche Partitioning (spatial, temporal)11
Page 1 and 2: Ecological niche and ecological nic
Page 3 and 4: Tolerance Limits Tolerance and Opti
Page 5 and 6: Critical factors and Tolerance Limi
Page 7 and 8: FUNDAMENTAL NICHEBiotic factorsHist
Page 9: Tolerance Limits and Optimum RangeN
Page 13 and 14: Niche partitioning and Law of Compe
Page 15 and 16: Two types:Ecological niche modeling
Page 17 and 18: WORLDCLIM http://worldclim.org/Vari
Page 19 and 20: Natural Resources Conservation Serv
Page 21: Ecological niche modeling - how it
Page 24 and 25: Problems: Models are only as good a
Page 26 and 27: Exercise (work in pairs):• Downlo
Page 28 and 29: Download Occurrence Records• Choo
Page 30 and 31: Maxent• Download the 0K and LGM b
Page 32: BIOCLIMATIC VARIABLESBIO1 = Annual

Ecological niche modeling

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