Browse History: Overall Bay (2006)

Reporting Region Summary:



  Estuary Selection Map

Scores & Conceptual Diagram


Benthic Index of Biotic Integrity Icon
Bay Health Index  
39%
D+

Overall average grade for Chesapeake Bay: D+
  • Poor Water Quality Index due to very poor water clarity, poor chlorophyll a and good dissolved oxygen, except in the deep channels.
  • Poor Biotic Index due to moderate benthic community, poor phytoplankton community and aquatic grass scores.

Score Legend
Locator Map
  Index/Indicator Score     Index/Indicator Score
Benthic Index of Biotic Integrity Icon Chlorophyll a
26%
  Benthic Index of Biotic Integrity Icon Aquatic grasses
32%
Benthic Index of Biotic Integrity Icon Dissolved oxygen
83%
  Benthic Index of Biotic Integrity Icon Benthic Index of Biotic Integrity
41%
Benthic Index of Biotic Integrity Icon Water clarity
7%
  Benthic Index of Biotic Integrity Icon Phytoplankton Index of Biotic Integrity
48%
 
Benthic Index of Biotic Integrity Icon Water Quality Index
39%
  Biotic Index Icon Biotic Index
40%
 
Excel Spreadsheet

Dynamic Conceptual Diagram

Editable Vector Diagram (SVG)

Maps

This indicator map is already zoomed to the area of this region. You can pan and zoom and also change to another indicator map.


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Trends Graph

This graph is dynamic, you can check and uncheck indicators ( checkboxes in legend), select year range ( click and drag), and export as an image (right click).


Editable Vector Version (SVG)
Excel Spreadsheet