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# Land-based Aquaculture for Atlantic Salmon

## Sitemaps

- [XML Sitemap](https://salmononland.org/sitemap.xml): Contains all public & indexable URLs for this website.

## Posts

- [Blog](https://salmononland.org/blog/)

## Pages

- [Front Page](https://salmononland.org/) - Mission This project supports the domestic production of Atlantic salmon in recirculating aquaculture systems by engaging with industry stakeholders to identify and address the barriers, bottlenecks, and needs of commercial production
- [Newsletter: June 2023](https://salmononland.org/newsletter-june-2023/)
- [Project Deliverables](https://salmononland.org/project-resources/project-deliverables/) - The SAS2 project has produced a variety of resources, organized into categories below for easy access. These resources include written materials, event summaries, and educational content. Click on the category name to expand each content area below. We’ve also assembled a collection of videos that can be viewed here. Publications and Reports Recirculating Salmon News
- [Recirculating Salmon News](https://salmononland.org/recirculating-salmon-news/) - Recirculating Salmon News is the best way to receive updates about the Sustainable Aquaculture Systems Supporting Atlantic Salmon (SAS²) project. Written and compiled by Dr. Catherine Frederick from the University of Maryland Extension and featuring a message from Project Director Dr. Yonathan Zohar, this publication provides comprehensive updates on SAS² project research, education, and extension
- [May 2026 Newsletter](https://salmononland.org/may-2026-newsletter/)
- [January 2026 Newsletter](https://salmononland.org/january-2026-newsletter/)
- [November 2025 Newsletter](https://salmononland.org/november-2025-newsletter/)
- [Newsletter September 2025](https://salmononland.org/newsletter-september-2025/)
- [Annual Workshops](https://salmononland.org/project-resources/annual-workshops/) - October 15 -16, 2025: SAS² 2025 Conference Baltimore, MD Agenda, Welcoming Remarks, & Keynotes Conference Agenda Welcoming Remarks and SAS² Achievements – Yonathan Zohar (IMET). Lessons learned and way forward for RAS in the U.S. – Marianne Naess (Great Northern Salmon). Towards environmental compatibility and genetic containment and the Icelandic story of salmon on land
- [Newsletter: June 2025](https://salmononland.org/newsletter-june-2025/)
- [Contact Us](https://salmononland.org/about-us/contact/) - https://salmononland.org/about-us/contact/
- [What is RAS?](https://salmononland.org/salmon-ras/what-is-ras/) - What is RAS? Recirculating aquaculture systems (RAS) are a type of land-based aquaculture production platform utilized to raise a variety of aquaculture species, including Atlantic salmon, in a highly controlled environment. Features include:• Water reuse to minimize reliance on water resources• Control and biologically treat fish waste to prevent discharge to the environment• Optimized environment
- [Frequently Asked Questions](https://salmononland.org/salmon-ras/faq/) - Frequently Asked Questions (FAQ) The following are commonly asked questions regarding aquaculture in the United States. You can expand any of the following tabs to reveal the answers. How is U.S. aquaculture regulated? Federal agencies including the Department of Agriculture (USDA), the Environmental Protection Agency (EPA), the National Oceanic and Atmospheric Administration (NOAA), the Fish
- [Newsletter: December 2024](https://salmononland.org/newsletter-december-2024/)
- [Educational Videos](https://salmononland.org/salmon-ras/educational-videos/) - These videos cover various aspects of the SAS2 project and related topics. The collection includes educational content, project overviews, and highlights of relevant workshops and conferences. Some of the videos listed were made by organizations outside of the SAS2 project and were sourced from trusted sources of information on recirculating aquaculture systems. Explore this collection to
- [In the Media](https://salmononland.org/in-the-media/) - February 9th, 2023 – Science Magazine “Oceans Away: Is raising salmon on land the next big thing in farming fish?” by Erik Stokstad December 28th, 2022 – USDA TellUs “ARS Researchers are Developing Ecofriendly Practices for Atlantic Salmon Production” by Olga Vicente February 10th, 2022 – Maryland Today “Flourishing Fish On Dry Land” by Laura Wormuth February 9th,
- [RAS-N Archive](https://salmononland.org/rasn-archive/) - Access a collection of posts written to communicate research and industry highlights. These articles range from specific research findings to industry collaborations and event summaries. Researchers, industry professionals, and those generally interested in recirculating aquaculture for Atlantic salmon will find valuable insights in these past entries. October 2022 – University of Maine“International Experts Discuss Land-based
- [Project History](https://salmononland.org/about-us/project-history/) - The Recirculating Aquaculture Salmon Network (RAS-N), led by Dr. Yonathan Zohar, was established in 2019. It served as a collaborative hub to identify and address major barriers affecting the commercial production of salmon in land-based aquaculture systems in the U.S. Members of the RAS-N hub can be viewed at the bottom of the page in
- [Project Overview](https://salmononland.org/about-us/project-overview/) - The Sustainable Aquaculture Systems Supporting Atlantic Salmon (SAS²) project is part of a USDA National Institute of Food and Agriculture (NIFA) program. This project aims to reduce the United States’ reliance on seafood imports by expanding domestic finfish production. In 2021, the SAS² project was selected by USDA-NIFA and awarded $10 million to lead research
- [Sustainable Aquaculture Systems Supporting Atlantic Salmon](https://salmononland.org/sustainable-aquaculture-systems-supporting-atlantic-salmon/) - The Sustainable Aquaculture Systems Supporting Atlantic Salmon (SAS²) project is funded by a $10M grant awarded by the United States Department of Agriculture’s National Institute of Food and Agriculture. It is a natural extension of the 2019 National Sea Grant funded Recirculating Aquaculture Salmon Network (RAS-N), whose work helped to identify challenges and bottlenecks defined
- [RAS-N Activities](https://salmononland.org/rasn-activities/) - Attendees at the first annual RAS-N workshop, held in Washburn, Wis., in December of 2019. An inset of Dr. Yonathan Zohar attended virtually (see inset). Formalize a National Network We will establish a national hub of aquaculture experts, industry partners and Sea Grant programs committed to building our regional and national capacity to support the
- [Additional Online Resources](https://salmononland.org/salmon-ras/additional-online-resources/) - Learn More RAS On this page, you will find drop-down menus for the following: Recirculating Aquaculture Resources, Workforce Development and K-12 Education, Aquaculture Job Boards, and Aquaculture Agencies and Associations. You can close and open each drop-down option by clicking on the title. Recirculating Aquaculture Resources The Conservation Fund’s Freshwater Institute is a world-leading research
- [SAS2 Objectives](https://salmononland.org/project-resources/sas2-objectives/) - The Sustainable Aquaculture Systems Supporting Atlantic Salmon (SAS²) is a USDA-NIFA- funded project directed by Dr. Yonathan Zohar that includes a total of 17 objectives in three areas of focus: (1) Research, led by Dr. Yonathan Zohar, (2) Education, led by Drs. Deborah Bouchard and Scarlett Tudor, and( 3) Extension, led by Dr. Catherine Frederick. Research
- [Our Purpose](https://salmononland.org/about-us/our-purpose/) - Atlantic salmon (Salmo salar) swim in a tank. The Conservation Fund Freshwater Institute. (Photo: Scott Tsukuda) Background Land-based Atlantic salmon production using recirculating aquaculture system (RAS) technology offers the U.S. aquaculture industry a viable and sustainable means to expand domestic salmon production while increasing biosecurity, minimizing environmental impact, and improving proximity to regional markets. As
- [Newsletter: December 2023](https://salmononland.org/newsletter-december-2023/)
- [News from the Network](https://salmononland.org/news-and-events/news-from-the-network/) - December 21, 2023 – University of Maryland Extension“Recirculating Salmon News,” by Catherine Frederick September 29th, 2023 – University of Maryland Extension“Recirculating Salmon News,” by Catherine Frederick June 16th, 2023 – University of Maryland Extension“Recirculating Salmon News,” by Catherine Frederick March 9th, 2023 – University of Maryland Extension“Recirculating Salmon News,” by Catherine Frederick December 6th, 2022 – University of Maryland Extension“Recirculating Salmon
- [Newsletter: September 2023](https://salmononland.org/newsletter-sept-2023/)
- [Newsletter: March 2023](https://salmononland.org/newsletter-march-2023/)
- [Test page for iframe mailchimp](https://salmononland.org/mailchimptest/)
- [University of Maryland Baltimore County Offers Laboratory Course in Sustainable Aquaculture](https://salmononland.org/university-of-maryland-baltimore-city-offers-laboratory-course-in-sustainable-aquaculture/) - Submitted by Keiko Saito and Ten-Tsao Wong from the University of Maryland Baltimore County at the Institute of Marine and Environmental Technology In fulfillment of educational objectives in the SAS² project, Drs. Keiko Saito and Ten-Tsao Wong are offering a Sustainable Aquaculture Laboratory course (MBIO 361L) that will be available in 2022 through the University
- [Project Resources](https://salmononland.org/project-resources/)
- [Replacing Soy Protein with Insect Meal in a Fishmeal Free Diet for Atlantic Salmon (Salmo Salar)](https://salmononland.org/replacing-soy-protein-with-insect-meal-in-a-fishmeal-free-diet-for-atlantic-salmon-salmo-salar/) - Submitted by Dr. Allen Place In the coming years, conventional agriculture will fall short of meeting global protein requirements. Today, fishmeal is considered a gold standard protein ingredient in pet food and livestock feed due to its amino acid composition and digestibility characteristics. However, the global supply of fishmeal is capped at 5-7M tons per
- [Overcoming Barriers to Support the Growth of Land-based Atlantic Salmon Production](https://salmononland.org/overcoming_barriers_to_support_the_growth_of_land-based_atlantic_salmon_production/) - Submitted by Greg Fischer1, Emma Wiermaa1 Chris Good2, John Davidson2, and Steve Summerfelt3 1The University of Wisconsin-Stevens Point Northern Aquaculture Demonstration Facility, 2The Conservation Fund Freshwater Institute, and 3 Superior Fresh Based on current knowledge, there are several major technical-biological challenges that are encountered when producing market-size Atlantic salmon in land-based closed containment systems. Two challenges identified by industry include
- [Characterizing Genetic × Environment Interactions of Atlantic salmon Selected for Performance in Net Pens Through Evaluations in Recirculating Aquaculture Systems](https://salmononland.org/characterizing-genetic-environment-interactions-of-atlantic-salmon-ras/) - Submitted by Brian Peterson on behalf of the National Cold Water Marine Aquaculture Center Growth performance of fish in any production system is affected by environment and genetics. Atlantic salmon are grown in a variety of conditions including different salinities, culture systems, temperatures, water quality, and photoperiods. In addition, rearing strategies such as stocking densities
- [Innovating Microbial Management in RAS](https://salmononland.org/innovating-microbial-management-in-ras/) - Submitted by Burcu Basse on behalf of BioMar BioMar contributes to the research project “RASbiome: Microbial management in RAS for sustainable aquaculture production”. Through new biological water treatment strategies, this project targets key challenges to overcome in RAS farming. A RASbiome project is underway to improve the sustainability of fish production in recirculating aquaculture systems
- [RAS-N Partners Collaborate to Study Off-Flavor Mitigation Technology](https://salmononland.org/ras-n-partners-collaborate-to-study-off-flavor-mitigation-technology/) - Submitted by Dr. Yonathan Zohar One of RAS-N’s main objectives is to identify and prioritize biological and technological challenges to the development of Atlantic salmon RAS in the US. Our collective network has agreed that one of these barriers is off-flavor, which is often detected in RAS-produced salmon. As a result, discussions between RAS-N members
- [What's New](https://salmononland.org/whats-new/) - Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo. Lorem
- [Research](https://salmononland.org/research/) - Page summarizing current research projects (or this could possibly go under “For Industry”)
- [Salmon RAS](https://salmononland.org/salmon-ras/)
- [Resources](https://salmononland.org/salmon-ras/resources/)
- [Work Groups](https://salmononland.org/rasn-activities/work-groups/) - Following a similar idea as Ctrlaqua.no 's website: I like the idea of having our work groups posted with brief descriptions. We don't need to list everybody involved, but we may wish to include the chairs of each group
- [Demonstration Facilities](https://salmononland.org/project-resources/demonstration-facilities/) - These demonstration facilities are a critical tool for RAS-N because they showcase sustainable RAS designs and technologies, outline basic concepts of operation and production and address industry’s highest priority research needs. They also provide extension, public outreach, and hands-on training opportunities to facilitate workforce development. As part of the capacity-building function of RAS-N, it is
- [For Consumers](https://salmononland.org/for-consumers/) - This could be essentially an FAQ section: -What is aquaculture in general? -What is RAS? -Where does most of the salmon I buy come from now? (imports, trade deficit) -How do I know that RAS salmon is safe? -Where can I buy it? -Etc.
- [For Industry](https://salmononland.org/for-industry/) - Map of producers/partners could possibly live here, or under the “About Us” tab
- [Education & Workforce Development](https://salmononland.org/education-workforce-development/) - Page summarizing where interested people can train/study aquaculture
- [News And Events](https://salmononland.org/news-and-events/) - October 8-9, 2020 Second Annual RAS-N Workshop (virtual meeting)Institute of Marine and Environmental Technology, Baltimore, Maryland February 9-12, 2020 Aquaculture America 2020 Hawaii Convention Center, Honolulu, Hawaii Salmon RAS Session [documents forthcoming] December 10-11, 2019 Inaugural RAS-N Workshop Harbor View Event Center, Washburn, WisconsinProgramIndustry updatesResearch presentationsEducation updates Accordion #1 Lorem ipsum dolor sit amet, consectetur
- [Partners](https://salmononland.org/about-us/partners/) - The Recirculating Aquaculture Salmon Network (RAS-N) is funded by a $1.2 million grant awarded from the National Sea Grant Office, part of the National Oceanic and Atmospheric Administration (NOAA), to the partnering institutes and private sector entities. The RAS-N consortium is comprised of biologists, engineers and experts in sustainable, land-based aquaculture systems that re-use the
- [About Us](https://salmononland.org/about-us/)
- [Industry Partners](https://salmononland.org/about-us/industry-partners/)

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