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Bloggin’ up to Boston: Quick hits from Seafood Expo North America
https://www.globalseafood.org/advocate/sena2017/…many challenges we have, the sustainability of feed as aquaculture expands is one we have to solve.” Garcia said joining GSI came down to four elements: It improves environmental performance;…
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Large-scale production system for copepods
https://www.globalseafood.org/advocate/large-scale-production-system-for-copepods/…feeding period two weeks post-hatch or have proven impossible to culture. The addition of copepods to first feeding often improves survival, but the culture of copepods in large quantities adds…
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Integrated aquaponics systems evaluated for arid zones of Chile
https://www.globalseafood.org/advocate/integrated-aquaponics-systems-evaluated-for-arid-zones-of-chile/…feed-conversion rates and feed costs. Economic feasibility was examined on a five-year analysis horizon with a discount rate of 16 percent, which represented a high-risk project. The system The resulting…
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Small-scale, submersible fish cages suitable for developing economies
https://www.globalseafood.org/advocate/small-scale-submersible-fish-cages-suitable-for-developing-economies/…bay and harbor sites to more exposed locations. Stepping offshore improves water quality, which typically improves growth rates and fish health while decreasing stress and mortality. Nonetheless, culture systems must…
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Low-space bioreactors remove ammonia in recirculating systems
https://www.globalseafood.org/advocate/low-space-bioreactors-remove-ammonia-in-recirculating-systems/…is buoyant and floats for a few days or weeks, depending on the time required to colonize the media. Fluidization improves as bacteria and biofilm grow on the media surfaces….
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Integrated fish-seaweed culture systems
https://www.globalseafood.org/advocate/integrated-fish-seaweed-culture-systems/…30 percent of the nitrogen in formulated aquafeed is retained as growth by the cultured species while the excess is mainly released as dissolved, toxic ammonia. Most aquaculture species have…
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Greenhouse raceways: A consideration for super intensive shrimp production
https://www.globalseafood.org/advocate/greenhouse-raceways-a-consideration-for-super-intensive-shrimp-production/…of grow-out operation. In more temperate zones and areas where shrimp growth improves seasonally, these systems allow growers to gain three to four weeks of growing time by stocking 1-gram…
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Stressors in fish culture decreased through dietary manipulation of arachidonic acid
https://www.globalseafood.org/advocate/stressors-in-fish-culture-decreased-through-dietary-manipulation-of-arachidonic-acid/…studies showed dietary ArA markedly improved larvae survival following the acute stress of tank transfer. Moreover, feeding ArA prior to handling was much more effective than feeding this fatty acid…
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Tasteless smoke: Emerging processing technology
https://www.globalseafood.org/advocate/tasteless-smoke-emerging-processing-technology/…single step, it extends shelf life and improves marketability without changing the flavor of the product. It is especially helpful to use TS in fish that is to be frozen…
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Sustainable and profitable shrimp farming in Saudi Arabia
https://www.globalseafood.org/advocate/sustainable-and-profitable-shrimp-farming-in-saudi-arabia/Red Sea Shrimp Farm produces black tiger prawns and white Indian shrimp The Red Sea Shrimp Farm produces 15mt/ha of shrimp in full strength seawater. In 1991, Groupe Consultatif International…
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Advantages of aerated microbial reuse systems with balanced C:N, part 1
https://www.globalseafood.org/advocate/advantages-of-aerated-microbial-reuse-systems-with-balanced-cn-part-1/…examine feed and feeding strategies of nitrogen and phosphorus dynamics in AMR systems that allow daily predictions of: inorganic nitrogen forms (ammonia, nitrite and nitrate) dissolved reactive phosphorus shrimp growth…
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Improving biofiltration in recirculating aquaculture systems
https://www.globalseafood.org/advocate/improving-biofiltration-in-recirculating-aquaculture-systems/Removal of ammonia and nitrite improves water recirculation, lowers waste discharges Nitrogen removal is the most important process for the efficient use and reuse of water in aquaculture. In recirculating…
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Relationship between dietary habits and rheumatoid arthritis activity
https://www.globalseafood.org/advocate/relationship-between-dietary-habits-and-rheumatoid-arthritis-activity/…intake improves RA disease activity, whereas high consumption of fats and sugars worsens it. Consumption of omega-3 polyunsaturated fatty acids improves disease activity of RA and juvenile idiopathic arthritis, JIA…
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‘We were just looking for a way to fish better’: How one partnership is reinventing commercial fishing nets to reduce bycatch and improve animal welfare
https://www.globalseafood.org/advocate/we-were-just-looking-for-a-way-to-fish-better-how-one-partnership-is-reinventing-commercial-fishing-nets-to-reduce-bycatch-and-improve-animal-welfare/Global Fisheries Innovation Award finalist: Precision Seafood Harvesting Precision Seafood Harvesting’s modular harvesting system that improves fish welfare, optimizes catch quality and reduces bycatch is a finalist for GSA’s inaugural…
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Effects of sodium humate and probiotics on Pacific white shrimp
https://www.globalseafood.org/advocate/effects-of-sodium-humate-and-probiotics-on-pacific-white-shrimp/…tilapia and can be used as a feed additive for tilapia. However, few research reports investigate sodium humate’s benefits in shrimp farming. This article – summarized from the original publication…
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Is modular fish farming an affordable alternative to recirculating aquaculture systems?
https://www.globalseafood.org/advocate/is-modular-fish-farming-an-affordable-alternative-to-recirculating-aquaculture-systems/…fish farming. The new design improves the concept’s energy efficiency and production capacity. “We have already seen during the first part of the experiment that the maximum feeding in the…
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NASF kicks off with a focus on sea lice and aquaculture innovation
https://www.globalseafood.org/advocate/nasf-kicks-off-with-a-focus-on-sea-lice-and-aquaculture-innovation/…from algal blooms. “Observe, interpret, decide, act” is the AI-empowered workflow, and maintaining proper oxygen levels aids fish health and improves feed conversion ratios. Follow the Advocate on Twitter @GSA_Advocate…
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Trailer-mounted fish stunner ‘transforms’ operations for Australian Murray Cod producer
https://www.globalseafood.org/advocate/trailer-mounted-fish-stunner-transforms-operations-for-australian-murray-cod-producer/…impact of their harvesting practices. “By working so closely with the team at Aquna Sustainable Murray Cod, we have developed a unique stunner system that not only improves the welfare…