2020 journal article

Evaluation of chemical polymers as coagulation aids to remove suspended solids from marine finfish recirculating aquaculture system discharge using a geotextile bag

AQUACULTURAL ENGINEERING, 90.

By: T. Gibson*, W. Watanabe*, T. Losordo n, R. Whitehead* & P. Carroll*

author keywords: Recirculating aquaculture systems; Effluent management; Solid waste capture; Flocculant aid; Polyacrylamide (PAM) polymers; Geotextile bag; Geotube
UN Sustainable Development Goal Categories
14. Life Below Water (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 10, 2020

2012 journal article

An evaluation of solid waste capture from recirculating aquaculture systems using a geotextile bag system with a flocculant-aid

AQUACULTURAL ENGINEERING, 54, 1–8.

By: T. Guerdat n, T. Losordo n, D. DeLong* & R. Jones n

author keywords: Geotextile bag; Recirculating aquaculture systems; Solids capture; Flocculant aid; Wastewater treatment
TL;DR: Two separate geotextile bag systems were evaluated as a means for capturing and dewatering bio-solids in the effluent stream from recirculating aquaculture systems (RAS) using a high molecular weight cationic polyacrylamide polymer as a flocculant-aid. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
14. Life Below Water (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Evaluating the effects of organic carbon on biological filtration performance in a large scale recirculating aquaculture system

AQUACULTURAL ENGINEERING, 44(1), 10–18.

By: T. Guerdat n, T. Losordo n, J. Classen n, J. Osborne n & D. DeLong n

author keywords: Biological filtration; Organic carbon; Nitrification; Recirculating aquaculture
TL;DR: The results demonstrate the importance of controlling the concentration of biologically available organic carbon in a recirculating aquaculture system. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
14. Life Below Water (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 journal article

An evaluation of commercially available biological filters for recirculating aquaculture systems

AQUACULTURAL ENGINEERING, 42(1), 38–49.

By: T. Guerdat n, T. Losordo n, J. Classen n, J. Osborne n & D. DeLong n

author keywords: Biological filtration; Nitrification performance; Recirculating aquaculture systems
TL;DR: The need for future biofilter evaluations at the commercial scale using real aquaculture waste nutrients is highlighted, with results considerably lower than results previously published at the laboratory scale using artificial waste nutrients. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 journal article

Thermal modeling of greenhouse aquaculture raceway systems

AQUACULTURAL ENGINEERING, 41(1), 1–13.

By: S. Li n, D. Willits n, C. Browdy*, M. Timmons* & T. Losordo n

author keywords: Modeling; Greenhouse; Aquaculture; Raceway; Heating
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Comparing denitrification rates and carbon sources in commercial scale upflow denitrification biological filters in aquaculture

Aquacultural Engineering, 38(2), 79–92.

By: H. Hamlin*, J. MichaelS*, C. Beaulaton*, W. Graham*, W. Dutt*, P. Steinbach, T. Losordo n, K. Schrader*, K. Main*

TL;DR: Because of its very low cost compared to the other sources tested, molasses may be an attractive carbon source for denitrification if issues of ammonia production, turbidity and foaming can be resolved. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (Web of Science; OpenAlex)
Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

Pilot production of hatchery-reared summer flounder Paralichthys dentatus in a marine recirculating aquaculture system: The effects of ration level on growth, feed conversion, and survival

Journal of the World Aquaculture Society, 36(1), 120–128.

By: P. Carroll*, W. Watanabe* & T. Losordo n

TL;DR: It is demonstrated that under commercial scale conditions, summer flounder can be successfully grown to a marketable size in a recirculating aquaculture system and recommended that a farmer feed at a satiation rate to minimize growout time. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

Wood chips and wheat straw as alternative biofilter media for denitrification reactors treating aquaculture and other wastewaters with high nitrate concentrations

AQUACULTURAL ENGINEERING, 37(3), 222–233.

By: W. Saliling*, P. Westerman n & T. Losordo n

author keywords: wheat straw; wood chips; denitrification; aquaculture; media degradation; biofilter
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2006 journal article

A comparison of alternative designs and technologies in recirculating aquaculture

Aquaculture Canada 2004 : ?b Proceedings of Contributed Papers, Canadian Freshwater Aquaculture Symposium, Que?Bec City, Que?Bec, October 17-24, 2004.

By: D. DeLong & T. Losordo

Ed(s): D. E?. Gilbert & M. Struthers

Source: NC State University Libraries
Added: August 6, 2018

2003 journal article

Growth and feed utilization of captive wild black sea bass Centropristis striata at four different densities in a recirculating tank system

JOURNAL OF THE WORLD AQUACULTURE SOCIETY, 34(3), 300–307.

By: K. Copeland*, W. Watanabe*, P. Carroll*, K. Wheatley* & T. Losordo n

TL;DR: The results suggest that black sea bass are tolerant of crowding and moderate variations in water quality during intensive culture in recirculating tank systems and that higher stocking densities are possible. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2002 article

Tilapia production systems in the Americas: Technological advances, trends, and challenges

REVIEWS IN FISHERIES SCIENCE, Vol. 10, pp. 465–498.

By: W. Watanabe*, T. Losordo n, K. Fitzsimmons & F. Hanley

author keywords: reservoir ranching; ponds; cages; raceways; tanks; recirculating systems
TL;DR: Representatives of various systems of tilapia culture are compared with respect to technological approaches and constraints to improve production efficiency, fillet yields, and environmental tolerance. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
14. Life Below Water (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 article

The design and operational characteristics of the CP&L/EPRI fish barn: a demonstration of recirculating aquaculture technology

Losordo, T. M., Hobbs, A. O., & DeLong, D. P. (2000, May). AQUACULTURAL ENGINEERING, Vol. 22, pp. 3–16.

By: T. Losordo n, A. Hobbs n & D. DeLong n

author keywords: recirculating system; biological filter media; copper-cadmium reduction
UN Sustainable Development Goal Categories
14. Life Below Water (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 article

Using computer spreadsheets for water flow and biofilter sizing in recirculating aquaculture production systems

Losordo, T. M., & Hobbs, A. O. (2000, September). AQUACULTURAL ENGINEERING, Vol. 23, pp. 95–102.

By: T. Losordo n & A. Hobbs*

author keywords: recirculating system; spreadsheet model; systems design
TL;DR: A spreadsheet based on a set of mass balance equations developed and described by Losordo and Westers to estimate the carrying capacity and required flow rates of recirculating aquaculture production systems is described. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
14. Life Below Water (Web of Science)
Source: Web Of Science
Added: August 6, 2018

1999 journal article

Safety and efficacy of the Environmental Products Group Masterflow Aquarium Management System with Aegis Microbe Shield (TM)

AQUACULTURAL ENGINEERING, 19(2), 93–98.

By: G. Lewbart n, M. Stoskopf n, T. Losordo n, J. Geyer n, J. Owen n, D. Smith n, M. Law n, C. Altier n

author keywords: Environmental Products Group; Masterflow Aquarium Management System; Aegis Microbe Shield
TL;DR: The EPG filter proved to be clinically and histopathologically safe and reduced to some degree the number of A. salmonicida suspended in water in an in vitro study. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

1997 journal article

Water treatment and waste characterization evaluation of an intensive recirculating fish production system

Aquacultural Engineering, 16(3), 133–147.

By: J. Twarowska n, P. Westerman n & T. Losordo n

TL;DR: A combination of two different technologies used for fish production was evaluated at the North Carolina State University (NCSU) Fish Barn facility, and six efficiency tests showed variability in concentrations and TAN removal rates by the biofilter. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
14. Life Below Water (Web of Science)
Source: NC State University Libraries
Added: August 6, 2018

1994 journal article

An analysis of biological, economic, and engineering factors affecting the cost of fish production in recirculating aquaculture systems

Journal of the World Aquaculture Society, 25(2), 193.

By: T. Losordo n & P. Westerman n

TL;DR: The results of a model sensitivity analysis indicate that while improvements in the performance efficiency of system components did not greatly affect fish production costs, reductions in feed costs and improved in the feed conversion ratio caused the greatest reduction of production cost of all of the operational variables investigated. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

1989 journal article

The preliminary results of a feasibility study of fish production in recirculating aquaculture systems

Paper (American Society of Agricultural Engineers), (89-7557), 18.

By: T. Losordo, J. Easley & P. Westerman

Source: NC State University Libraries
Added: August 6, 2018

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