Notes
Slide Show
Outline
1
Habitat Restoration in the Alonzo Landing Salt Marsh
  • LaDon Swann
    Mississippi-Alabama Sea Grant Consortium
  • Auburn University
2
$100K in Support
  • Gulf of Mexico Foundation
    •  Community Restoration Program
  • Town of Dauphin Island
  • ExxonMobil Auburn University
  • Mississippi Alabama Sea Grant Consortium
  • Coastal Restoration, Inc.
  • Auburn University, Department of Fisheries and Allied Aquacultures



3
Site Location
  • Alonzo Landing, Dauphin Island, Alabama
  • Fort Gaines Harbor (aka) Billy Goat Hole
    • Ferry landing
    • Major set of 4 boat ramps
    • Pilot boats
    • ExxonMobil crew boats
    • Coast Guard station
    • DISL dock
    • Pass for Dauphin Island Marina
  • BUSY and Congested


4
25 Acre Salt Marsh
5
Rationale
  • Marsh is one of only two salt marshes on Dauphin Island
  • Critical habitat for birds and aquatic invertebrates
  • Marsh was dredged to create Ft. Gaines Harbor and Drury Pass Channel
  • Resulted in a highly erodable site
    • Boat traffic
    • Direct exposure to East winds
    • Exposure to wash over from North winds
6
Phase I: Vessel Removal
7
Phase II: Wave Attenuation Devices (WADs)
8
WAD Installation
  • Early March
    • Ivan Delay
      • Construction site ground zero
    • Transport by Barge
      • ExxonMobil
9
Benefits of WADs
10
Phase III: Plantings
  • Spartina alterniflora (smooth cordgrass)
    • 1,000 plants
    • Eagle Scout candidate

11
Educational Signage
12
Follow-Up Projects
  • Monitoring
    • Shoreline accretion, plant growth, and habitat improvements
  • 100 foot pier
    • Sponsors
      • Bridgestone Firestone
      • AL State Lands – Coastal Programs
    • Benefits
      • Bird viewing opportunities
      • Fishing

13
Conclusions
  • Take advantage of high traffic areas
    • Outside classroom
      • Teach restoration techniques
      • Demonstration bulkheading alternatives
  • Abate erosion in sensitive areas
  • Restore loss habitat