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Rich Langan, "Opportunities and Challenges for Expanding Mussel Aquaculture in New England," Baird Symposium

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Rich Langan, Director, Coastal and Ocean Technology Programs: Professor, School or Marine Science and Ocean Engineering, University of New Hampshire

Topic: Growing the Crop

Rich Langan, Director, Coastal and Ocean Technology Programs: Professor, School or Marine Science and Ocean Engineering, University of New Hampshire

Topic: Growing the Crop

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Rich Langan, "Opportunities and Challenges for Expanding Mussel Aquaculture in New England," Baird Symposium

  1. 1. Opportunities and Challenges for Expanding  Mussel Aquaculture in New England Baird Symposium‐November 14, 2013
  2. 2. Today’s Presentation • • • • • • • Motivation Methods History and Current Status Challenges Reasons to be Optimistic Reasons to not be…. Future?
  3. 3. Primary Motivation: US Consumption  and Production • US production  Average 2005‐2012 $4 M; 4.5 M lbs  • Imports $100 M (all products) $40 M ( fresh/live)
  4. 4. Bottom culture
  5. 5. Rope Cultured Mussels
  6. 6. MUSSEL CULTURE BASICS • Seed Collection/production Wild caught Hatchery • Nursery Culture On seed lines; 4-6 months • Growout Suspension of mesh “socks” or growing rope
  7. 7. NZ style Spanish style
  8. 8. Surface Referenced Longlines-PEI
  9. 9. Open Ocean‐ US EEZ
  10. 10. Submerged Longline
  11. 11. Finite Element Modeling
  12. 12. Mussel Farming Around New England 14 Lease Holders 2 BC 9 Raft 2 LL
  13. 13. UNH Offshore  Aquaculture  Facility 10 km from shore 52 m deep Current velocities 20 ‐> 150 cm/s Significant wave heights > 10 m
  14. 14. 12 Longlines 180,000 lb Capacity 
  15. 15. 25 Acres 15 acres 5 Longlines 10 acres
  16. 16. 2 lines (5)
  17. 17. ?
  18. 18. We Have the Technology
  19. 19. Favorable Production Cycle 80 70 60 Shell Height (mm) Jun-99 50 Oct-99 Jun-00 40 Dec-00 Dec-01 30 Dec-02 May-03 20 June-04 10 0 0 2 4 6 8 10 12 14 Months Post Deployment 16 18
  20. 20. We Can Produce a Superior Product
  21. 21. Favorable Economic Outlook $3 M $2 M $900 K 20%
  22. 22. We Can Create Jobs
  23. 23. We Can Learn from Others
  24. 24. Key component of Integrated Multitrophic Aquaculture (IMTA)
  25. 25. We Can Join Forces
  26. 26. Thank You! Questions?

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