florida aquaculture new opportunities in agriculture cortney l. ohs
TRANSCRIPT
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Florida Aquaculture
New Opportunities in Agriculture
Cortney L. Ohs
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Florida Aquaculture Production: 2003
• Florida producers reported sales totaling $95.5 million.
• 544 active producers using 6450 acres
• Thousands of people are employed throughout Florida
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Florida Aquaculture Production: Freshwater ornamentals
• Florida tropical fish sales totaled $47.3 million in 2003
•Sales of freshwater ornamental fish constituted over 49.4% of aquaculture revenues in Florida
• Trend toward greenhouses and tanks rather than ponds
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Florida Aquaculture Production: Aquatic Plants
• Aquatic plants totaled $20.4 million in 2003
• 37 growers used over 407 acres of surface area
• Aquatic plants are sold for water gardens, aquaria, and wetland restoration
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Florida Aquaculture Production: Hardshell Clams
• Clam production $13 million in 2003, making Florida the leading clam producer in the U.S.
• Many fishermen have become clam farmers, particularly in Cedar Key, Charlotte County, and along the Indian River Lagoon
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Florida Aquaculture Production: Tilapia
•Tilapia sales reached $1.5 million from 17 producers in 2003
•The industry has experienced steady growth in size with a slight decline in the number of producers
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Florida Aquaculture Production: Catfish and Other Sport and Gamefish
•Catfish sales increased to $1.5 million in 2003. 41 growers (mostly in the panhandle) used 776 acres of surface waters.
•Sport and gamefish production was $2.8 million, with 26 growers operating on 238 acres.
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Florida Aquaculture Production:Alligator - Alligator mississippiensis
• US $2.45 million farmgate in 2003, with 14 producers
• Producers sold 812,000 pounds of meat at $4.11/pound
• 16,565 hides were sold at $99/hide ($1.64 million total)
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Florida Aquaculture Production:“Other Aquatics”
•“Other aquatics, including crawfish, freshwater prawns, eels, marine ornamentals and others were valued at $895 thousand in 2003, representing a strong diversification of Florida’s aquaculture industry.
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Opportunities for the Future of Aquaculture in Florida
• Shrimp– Low salinity marine shrimp– Freshwater prawns
• Marine fish species– Baitfish– Ornamentals
• High value freshwater fish species– Ornamentals– Hybrid striped bass– Barramundi
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Marine Shrimp• Low salinity culture methods
have been demonstrated in ponds and raceways
• Currently 5 commercial ventures• Relatively high investment costs• High density intensive culture
methods• High per acre production• 1 crop per year• Well established worldwide
markets• Competition from imports• Marketing effort required to
attain premium retail prices
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Marine Bait Shrimp
• Low salinity possible• Must be native species• High market value• Multiple crops per year• Requires consistent
supply of juveniles • Broodstock maturation
required
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Freshwater Prawns
• Low input• Low density• Semi-intensive• Two crops per year in
FL• Requires marketing effort
to attain high retail prices• Viable option for small ponds
and canals
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Marine Baitfish
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Marine Baitfish
• Huge established markets with high demand
• Natural spawning techniques known• Research needs
– Low salinity growout– Handling and holding methods– Larval culture techniques– Pond and tank growout methods
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Cage vs. Pond Culture of Fish
• Can utilize existing bodies of water with no modification
• Construct cages and docks
• Requires aeration
• Requires construction of levees and drains
• Requires aeration
Cage Pond
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Potential Fish for Cage Culture
• Tilapia• Hybrid striped bass• Barramundi / Asian
Sea Bass
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Barramundi / Asian Sea Bass
• Huge production in Australia and S.E. Asia• Cultured in fresh or low saline water• Pond / Cage / Tank• High stocking densities• Very rapid growth rate• High market value ($8/lb retail for whole fish)
– Well established foreign markets with high demand
– Developing markets in US
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Additional Information
• Http://www.floridaaquaculture.com
• Http://edis.ifas.ufl.edu
David Griffis
UF IFAS Extension
Natural Resource Agent
386-822-5778
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Cortney L. Ohs, Ph.D.Assistant Professor - Aquaculture
Indian River Research and Education
Center2199 South Rock Road
Fort Pierce FL 34945-3138
Phone: 772-468-3922 ext. [email protected]
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Thank You
• For more information visit the Small Farms web at http://smallfarms.ifas.ufl.edu
• Take a virtual field day tour by visiting the Virtual Field Day web at http://vfd.ifas.ufl.edu
This presentation brought to you by the
Small Farms/Alternative Enterprises Focus Team.