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John Nickum

John Nickum wades in on whether a young person preparing for a career in aquaculture should pursue a broad-based, biology-focused education program, or a highly specialized vocational training program? more

Jun 13, 2017 1:25 PM Education

Some changes in environmental law and international trade may have profound effects on American aquaculture. more

Dec 23, 2016 3:19 PM Floaters and Sinkers

The answer for sustainable production of the seafood needed to meet the the demand for high quality seafood is aquaculture. more

Oct 6, 2016 11:45 AM Research

The best that NOAA can achieve in meeting two of its strategic goals is support from a majority of the public and efficient processing of paperwork related to the regulations. Inevitably, the farming of common resources will be challenged. more

Jun 22, 2016 12:00 PM Floaters and Sinkers

VeroBlue’s barramundi farm is based on an innovative patented opposing flow technology and individualized recirculation units designed to function with a separate bio-filter unit for each tank, more

Jan 25, 2016 5:22 PM Profiles

Regular contributor, John Nickum, explains that raising fish in a pond requires managing a pond ecosystem. more

Nov 23, 2015 2:49 PM Floaters and Sinkers

An interesting chapter in American environmental resource management is about to be written. One can only hope that the overlapping interests of fish farmers, resource managers, and environmentalists can be addressed in a fair and orderly manner. more

Sep 18, 2015 10:25 AM Floaters and Sinkers

“The Blue Wave” was a popular theme for aquaculture development in the 1970s and 1980s. Regular contributor John Nickum suggests that the success of aquaculture internationally will only help North America realize its potential in aquaculture. more

May 4, 2015 12:00 AM Profiles

Regular contributor, John Nickum, looks at ingredients in fish feed that are Generally Recongized as Safe (GRAS). more

Mar 19, 2015 3:43 PM Nutrition

The concentration of divalent cations (hardness) in waters used to grow catfish, affects the pathogensis (development of disease) of columnaris disease. more

Jan 19, 2015 11:29 AM Research

Claude E. Boyd and Craig S. Tucker have written a book that covers all aspects of water science that are important in aquaculture. more

Jan 12, 2015 11:22 AM Floaters and Sinkers

Feeding studies with rainbow trout have shown that inclusion of additional copper in formulated feeds produces brighter coloration, stronger fins, and, apparently, greater resistance to several disease agents. more

Nov 12, 2014 10:46 AM Nutrition

The results from the Nutrient Digestibility studies are now available online. The Nutrient Database provides standardized data for a broad range of potential ingredients in fish feed. more

Oct 30, 2014 12:00 AM Nutrition

Researchers in Arkansas control columnaris disease in catfish with kaolin clay. more

Oct 1, 2014 10:01 AM Fresh Water Fish

Aquaculture North America contributor John Nickum reflects on a visit he made to Montana’s Teton Fisheries salmon facility. The land-based coho facility, full of promise at start-up, was shut down and the recirc equipment put up for sale. more

Feb 14, 2014 11:24 AM News

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