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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
SHORELINE BUFFER LOSS AND ALTERATION

Near-shore development impacts habitat value of the bay/upland ecotone by directly displacing native plant vegetation communities that may serve as feeding, nesting and migrating habitat.  Human development along with its associated impervious surfaces and horticultural practices exacerbates runoff, sedimentation and nonpoint source pollution.  Bulkheading impacts shallow water habitats and eliminates shoreline beach habitat importatnt for shorebirds and terrapin turties. 

For this segment of the habitat loss study, CRSSA analyzed the amount of development with a 150 meter buffer zone from the bay and/or bordering salt marshes (see map below).
 
Shorebirds Photo by R. Zappalorti
Shorebirds use shoreline beach habitats 
to feed, rest and nest
D. Terrapin Photo by R. Zappalorti
Terrapins need access to shoreline 
beach habitats to lay their eggs

 
  • 45% of Barnegat Bay's shoreline is impacted by bulkheading
  • Shoreline Development Map (CRSSA)
  • 71% (10,729 acres) of Barnegat Bay's shoreline buffer zone is presently developed and/or altered, leaving only 29% (4,406 acres) in natural land cover

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    1995 USGS Color-infrared Air Photo of Silver Bay
    Note the contrast between the highly developed shoreline of Silver Bay (left side of  air-photo) and the undeveloped shore of Cattus Island Park.

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