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Biofilters Used in Recirculating Finfish Culture Systems. M. S. Thesis, Louisiana State University, Baton Rouge, Louisiana. Golz W., K. A. Rusch, & R. F. Malone. 1996. Developing Backwash Protocols for Floating Bead Filters : A Model of Solids-Loading and Biofilm-Retention Effects on Nitrification. Aquacultural Engineering Society Proceedings II, Successes and Failures in Commercial Recirculating Aquaculture, a Publication of the Northeast Regional Aquaculture Engineering Service (NRAES-98, Volume 1:196-205). Golz, W. J., K. A. Rusch, and R. F. Malone. 1999. Modeling the major limitations on nitrification in floating-bead filters. Aquacultural Engineering 20, 43-61. Losordo, T. M. and Westerman, P. W. 1991. "An Analysis of Biological, Economic, and Engineering Factors Affecting the Cost of Fish Production in Recirculating Aquaculture Systems," pp. 1-9 In Workshop Proceedings on Design of High Density Recirculating Aquaculture Systems, 1993, Louisiana State University, Baton Rouge, Louisiana, September 25-27. Losordo, T.M., M.P. Masser, and J.E. Rakocy. 1992. Recirculating aquaculture tank production systems: an overview of critical considerations, Southern Regional Aquaculture Center. Publication 451. Loyless, J. C. 1995. AA Feasibility Study of Using Air-lift Pumps for Aeration, Degasification and Water Movement in a Recirculating Aquaculture System. Master’s Thesis, Louisiana State University, Baton Rouge, Louisiana 116 pp. Malone, R. F. 1992. Floating Media Biofilter, U.S. Patent No. 5,126,042, June 30. Malone, R. F., B. S. Chitta, and D. G. Drennan. 1993. Optimizing Nitrification in Bead Filters for Warmwater Recirculating Aquaculture Systems. In Techniques for Modern Aquaculture, edited by Jaw-Kai Wang. ASAE Publication 02-93. Malone, R. F. And A. A. DeLosReyes. 1997. Interim Design Criteria for Warmwater Recirculating Systems Employing Floating Bead Filters and Blown Air. Published abstract. In Book of Abstracts, World Aquaculture >97, Seattle, Washington, U.S.A., pp. 306. Manthe, D. P., R. F. Malone, and S. Kumar. 1988. Submerged Rock Filter Evaluation Using an Oxygen Consumption Criterion for Closed Recirculating System. Aquacultural Engineering, 7: 97-111. 9
Ning, Z. 1996. Characteristics and Digestibility of Aquacultural Sludge. M.S. Thesis, Louisiana State University, Baton Rouge, Louisiana. O'Rourke, P. D. 1991. "Preproduction Analysis of Economic Profitability for Recirculating Aquaculture Systems," pp. 16-17 In Proceedings Workshop on Design of High Density Recirculating Aquaculture Systems, 1993, Louisiana State University, Baton Rouge, Louisiana, September 25-27. Sastry, B. N. 1996. A Comparison of Nitrification Capacity in Bead and Tubular Plastic Media. M.S. Thesis, Louisiana State University, Baton Rouge, Louisiana. Sastry, B. N., A. A. DeLosReyes, Jr., K. A. Rusch, and R. F. Malone. 1999. Nitrification performance of a bubble-washed bead filter for combined solids removal and biological filtration in a recirculating aquaculture system, Aquacultural Engineering 19, 105 - 117. Timmons M.B., and T.M. Losordo (eds.). 1994. Aquaculture Water Reuse Systems: Engineering Design and Management. Developments in Aquaculture and Fisheries Science, 27. Elsevier, Amsterdam, xii + 333 pp. Wheaton, F. W. (1985) Aquacultural Engineering, 2nd ed., Wiley-Interscience, New York. 708 pp. Wimberly, D. M. 1990. Development and Evaluation of a Low-Density Media Biofiltration Unit for Use in Recirculating Fish Culture Systems, Master's Thesis, Louisiana State University, Baton Rouge, Louisiana. Zhang, T. C., Y. C. Fu, & P. L. Bishop 1995. Competition for Substrate and Space in Biofilms. Water Environmental Resources. 67:992-1003. 10
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TABLE OF CONTENTS i Pages Symposium
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iii Pages Production of YY Male Til
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v Pages Special Session 2 - Volunte
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into the grow-out tanks. The airlif
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one above the other, reducing the
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nutritional requirements of summer
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Pump Functions The AMI Multi-Functi
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Introduction Commercial Application
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System Performance: Nine of these r
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electrical costs reduced by more th
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Nitrate, as the final product of th
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Culture conditions On August 1, 199
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surface area 740 m 2 /m 3 ). The co
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achieved a 750 mg/l decline in the
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ecomes possible without water repla
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tropical countries for tropical fis
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fastest absorption of nutrients fro
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Recirculation System Design; The KI
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The Japanese Aquaculture Market and
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Entrepreneurial and Economic Issues
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Our largest error though was in not
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Before You Invest. In my role as a
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are 590,000 kg/year. Prices, deprec
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Twenty-One Years of Commercial Reci
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have projects in the planning stage
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As the upward trend for seafood dem
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and the World Health Organization (
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Abstract not available at time of p
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increase the potential for bottlene
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Figure 1: Comparison of First, Seco
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Ecological and Resource Recovery Ap
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Acid mine drainage (AMD) is widespr
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and the polyphenol content (Northup
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References CAST. 1996. Integrated A
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Tilapia and Fish Wastewater Charact
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In comparison of gravity separation
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NY DEC Interaction. The owners of F
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O 2 Feed CO 2 Ammonia Figure 1. Gen
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The Hatchery The hatchery supports
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in crayfish populations, disappeara
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Table 2. Summary of average flows a
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depth decreases. Improvements in tr
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Perspective on the Role of Governme
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unprecedented in the growth of a ne
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with siting and the special equipme
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disease. We need to create environm
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Introduction Implications of Total
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The NOAA/DOC Aquaculture Initiative
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Future Directions for the NOAA/DOC
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’ Conduct research and help devel
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Information sources for aquaculture
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Tilapia is an important fish specie
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To determine the RSE of the examine
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Fig.1(a) Typical integrated olfacto
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Table 1. Relative stimulatory effic
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feeder control algorithms on a PC s
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Durant, M. D., Summerfelt, S. T., H
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The Effects of Ultraviolet Filtrati
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Table 1. The mean (N = 20) initial
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Introduction Evaluation of UV Disin
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Figure 1 Schematic of the experimen
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Table 1 Summary of the tested resul
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similar disinfection efficiency. Th
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(2) UV254 transmittance was an impo
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Materials and Method Schematic draw
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the amount of added increase by pro
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Oxygen Management at a Commercial R
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the outlet and inlet DO concentrati
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daylight hours averaged 0.5 kg DO/k
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At this time, the control (both tan
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yellow color, while the water in th
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Case Study: Genetic improvement of
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and human effort. This commitment m
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- Harold Kincaid works for the US F
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Figure 1. Production and selection
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Performance Comparison of Geographi
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Abstract Issues in the Commercializ
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The Salmon Example Salmon farming i
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Second, as the salmon farming indus
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Devlin, R.H., Yesaki, T.Y., Biagi,
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Introduction Removal of Protein and
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higher superficial air velocity gre
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Hydrodynamics in the ‘Cornell-Typ
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The ideal mean residence time was a
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A sample pellet-flushing test is sh
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tank’s dead time. When fish were
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Partial-Reuse Systems Ideally, the
Page 176 and 177: Figure 1. The partial-recirculating
Page 178 and 179: Table 1. Mean values (± standard e
Page 180 and 181: dioxide (1) and un-ionized ammonia
Page 182 and 183: Comparative Growth of All-Female Ve
Page 184 and 185: Effects of Temperature and Feeding
Page 186 and 187: aquaculture systems, where the envi
Page 188 and 189: Figure 2. Growth relationships of y
Page 190 and 191: greater than the desired temperatur
Page 192 and 193: Figure 3. Cumulative feed consumpti
Page 194 and 195: 35 days into the experiment, and th
Page 196 and 197: C. Maximum specific feed consumptio
Page 198 and 199: of the fish used in this experiment
Page 200 and 201: Coche, A.G. Cage culture of tilapia
Page 202 and 203: Predictive Computer Modeling of Gro
Page 204 and 205: new studies begun. Daily water qual
Page 206 and 207: Development Rationale for the Use o
Page 208 and 209: Further, reduction in operating cos
Page 210 and 211: The operation of the MRBF is domina
Page 212 and 213: equired a high frequency of washing
Page 214 and 215: Several dramatically different hull
Page 216 and 217: support airlift applications. These
Page 218 and 219: Enhancing Nitrification in Propelle
Page 220 and 221: The last filter media used in this
Page 222 and 223: Table 2. Water quality analyses wer
Page 224 and 225: 1193.67 g-NO2 m -3 d -1 with the ni
Page 228 and 229: The Cyclone Sand Biofilter: A New D
Page 230 and 231: Marine Biotech (Beverly, MA) 2 has
Page 232 and 233: 120.0% 100.0% 80.0% 60.0% 40.0% 20.
Page 234 and 235: Nitrification Potential and Oxygen
Page 236 and 237: diffused aeration. The experiments
Page 238 and 239: It needs to be pointed out that the
Page 240 and 241: ammonia removal rate was low in the
Page 242 and 243: Tanaka, H. and Dunn, I. 1982. Kinet
Page 244 and 245: Ammonia removal activity was increa
Page 246 and 247: Ammonia Conc. (mg/NH 4 + -N/L) 12 1
Page 248 and 249: Antifouling Sensors and Systems for
Page 250 and 251: The Vic Thomas Striped Bass Hatcher
Page 252 and 253: Introduction In the Central Valley
Page 254 and 255: Each of the two recirculation syste
Page 256 and 257: Body injury rates (% of fish) to th
Page 258 and 259: usiness expectations and limited te
Page 260 and 261: needs of the endemic Murray-Darling
Page 262 and 263: sold (Gooley et al. 1999). The dist
Page 264 and 265: In response to the large levels of
Page 266 and 267: planning at the outset will, more t
Page 268 and 269: Table 1 Summaries of selected speci
Page 270 and 271: a) Photo courtesy of Neil Armstrong
Page 272 and 273: Information flow 1. Initial concept
Page 274 and 275: achieve continuous production, faci
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Solids Removal (9.71%) Electricity
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The Effect of Fish Biomass and Deni
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Marine Denitrification of Denitrifi
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(a) (b) (c) Nitrate conc. (mg NO 3
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6. Poxton, M. G. and S. R. Allouse.
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control unit. Two distinct advantag
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the many variables that are involve
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Filtration Recirculation systems re
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6. AERATION DEVICE: 6” airstones
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Piper, R.G., I.B. McElwain, L.E. Or
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carried out for both the 50 m 3 and
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possible to predict mean monthly ta
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Recirculation Systems for Farming E
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of this pilot-system will be evalua
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Figure 2. The main screen of the en
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What: What is your business structu
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should more than offset the costs o
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• Any other documents indicating
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production projects. Once these par
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A single discharge pipe works to re
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1. Oxygen recharge rates or the abi
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2.9.1.2. Measure ammonia. 2.9.1.3.
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Discharge pipe Number used within e
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Previous efforts by the Illinois De
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media. The water enters the filter
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Table 3: Summary of pro forma cash
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References Moss, S.M. (1999) “Bio
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Propagation and Culture of Endanger
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at a rate of 2 ft 3 /kg feed/d. Sod
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Modification of D-Ended Tanks for F
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MATERIALS AND METHODS All tests wer
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The single 100 ppm hydrogen peroxid
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The Potential for the Presence of B
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The main advantage for microorganis
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organism causes disease in humans,
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Bacteria No. of Facilities No. of D
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Assanta, M.A., Roy, D. and Montpeti
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Jones, K. and Bradshaw, S.B. (1996)
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Wilderer, P.A. and Characklis, W.G.
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systems (Egusa, 1981; Mellergaard a
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ecirculating system after mortality
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Fish Health Monitoring and Maintena
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disease problems. For tilapia, a sp
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The Role of Fish Density in Infecti
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This apparent interaction between t
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References Banks, J.L. (1994) Racew
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