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Cases Studies: Importance of Scales in Ecological Investigations EEES 6760, University of Toledo

Cases Studies: Importance of Scales in Ecological Investigations EEES 6760, University of Toledo April 6, 2005. 1a. 1b. LeMoine & Chen 2003. Chen et al. 2004. Chen et al 2004. Figure 3. Song et al. 2004. Chen et al. 2004. LeMoine & Chen 2003. Figure 5. LeMoine & Chen 2003.

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Cases Studies: Importance of Scales in Ecological Investigations EEES 6760, University of Toledo

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  1. Cases Studies: Importance of Scales in Ecological Investigations EEES 6760, University of Toledo April 6, 2005

  2. 1a 1b LeMoine & Chen 2003

  3. Chen et al. 2004

  4. Chen et al 2004

  5. Figure 3 Song et al. 2004

  6. Chen et al. 2004

  7. LeMoine & Chen 2003

  8. Figure 5 LeMoine & Chen 2003

  9. Chen et al. in preparation.

  10. Wavelet Transform of Elevation and Diversity Rel. Elevation (m) Shannon H Scale (m) Distance along the Transect (m)

  11. Landscape Level (Four Landscapes) Do differences among landscape-level disturbance regimes influence patterns of understory plant diversity or composition? Pine Barrens Large-Block Pine Oak Small-Block Pine Pine-Oak-Aspen Forest

  12. Brosofske et al. Large-Block PO Pine Barrens BOPB YA2 PA H2 ORP15 MA RP15 H1 MP JPO OCC POA OPB NCC OCC OBCC H F H H OCC RP5 F2 OPB SPB YA2 JPO SPB CC Access Road Sand Road- Mod. Use Old Harvest Landing Sand Road- Light Use POA Forest Small-Block Pine Number of Species H2 Clearing RP7 OCC TRP60 OCC RP7 OCC RP60 MP H2 F2 MP RRP RP12 TRP60 RJP F2 H C H H H H F ATV Trail C C Dry Streambed Grassy Roadside Distance (m) Cumulative Species Richness

  13. 1500 Scale 1000 500 1000 0 Resolution (m) 1.2 0.6 0 W. Var. Access Road 500 Sand Road- Mod. Use E Old Harvest Landing W 0 Sand Road- Light Use H’ 0 1.0 2.0 Clearing OPB MA YA2 JPO SPB OPB SPB CC YA2 H1 PA BOPB OPB H2 0 1000 2000 3000 Distance (m) Wavelet Analysis of Shannon Diversity (H’) 1500

  14. MA YA2 H2 H1 PA CC OPB OPB SPB YA2 BOPB SPB JPO ORP15 JPO RP15 MP POA NCC OCC OCC F2 OBCC H F H H OCC RP5 Pine Barrens Large-Block PO Access Road Sand Road- Mod. Use Old Harvest Landing Sand Road- Light Use 1500 1500 Resolution (m) Small-Block Pine POA Forest 1000 1000 Clearing ATV Trail 500 500 Dry Streambed E W 0 0 Grassy Roadside 0 0 500 500 1000 1000 1500 1500 2000 2000 2500 2500 3000 3000 MP TRP60 RP7 OCC RP7 OCC OCC RP60 F2 H2 H2 RP12 RRP TRP60 RJP H MP H C H H F H F2 C C Distance (m) Wavelet Analysis Comparison

  15. + Variability Complexity of interactions among of structure and human, biological,geologic, composition and climate systems + + + Ecosystem Function productivity diversity Stability … Spatial and Temporal Scale

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