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Habitat Loss and Alteration Home
1. Introduction: Abstract and Objective
2. Habitat Map
3. Watershed Development
4. Forest Loss and Fragmentation
5. Riparian Corridors
6. Shoreline Buffer Loss and Alteration
7. Salt Marsh Alteration
8. Submerged Aquatic Vegetation
9. Gaps in Conservation Protection
10. Summary
RIPARIAN CORRIDORS

In the sandy soils of the Barnegat Bay watershed, there is a tight linkage between the water quality of the shallow groundwater aquifers and the region's water supply.  Human development in the Barnegat Bay watershed has negative impacts on groundwater and instream water quality. 

Conversely, riparian corridors left in natural vegetation help reduce the impairment of adjacent stream ecosystems and serve as vital habitat for both upland and wetland dependent species.  These riparian zones serve as important corridors for fish and wildlife movement and dispersal, linking the coastal Bay and interior NJ Pinelands habitats.
 

A 180 meter wide riparian corridor (90 meter buffer from each stream bank) was delineated for all mapped streams and rivers by CRSSA.
Riparian Corridor Buffer Zones Map (CRSSA)

  • 20% of the watershed's riparian zone is in altered land uses (i.e. developed, cultivated/grassland, or bare land.

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  • Some sub-watersheds' riparian corridors are greater than 50% altered.
  • Example of a highly altered riparian area: Wrangle Brook (CRSSA, May 2000)
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