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Aquaculture of Amazon fish in Latin America
https://www.globalseafood.org/advocate/aquaculture-of-amazon-fish-in-latin-america/…Feeding is usually done with formulated fish feeds that contain 28 percent crude protein. For reference, in Brazil, the fish are usually sold at local or regional markets for prices…
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Shrimp hybrids outperform parents in Brazil studies
https://www.globalseafood.org/advocate/shrimp-hybrids-outperform-parents-in-brazil-studies/Potential product underwent commercial trials at three shrimp farms Technicians weighed shrimp during tests using electronic balances connected to computers that recorded data automatically. Genearch Aquacultura, a new shrimp genetics…
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Pirarucu production advances in central Amazon, Brazil
https://www.globalseafood.org/advocate/pirarucu-production-advances-in-central-amazon-brazil/…+ 75% FD 3 6 Final Dry feed (FD) 4 6 Table 1. Feeding protocol used to train pirarucu to dry feed. Grow-out trials Growout to market size of…
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Performance, economics of tilapia cage culture in Brazil
https://www.globalseafood.org/advocate/performance-economics-of-tilapia-cage-culture-in-brazil/…volume of 235.7 cubic meters. Feed consumption, fish survival rate, and water temperature were recorded daily during scheduled feeding from September 2001 to April 2002. Dissolved oxygen, pH, and water…
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Natural feed additive improves shrimp productivity
https://www.globalseafood.org/advocate/natural-feed-additive-improves-shrimp-productivity/Ecuador demonstration shows better yield, survival rate and feed conversion The inclusion of multi-action feed additives to shrimp diets can improve survival and overall crop yield. Despite the apparent success…
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Feed efficiency indicators for responsible aquaculture
https://www.globalseafood.org/advocate/feed-efficiency-indicators-for-responsible-aquaculture/…production. Boyd, Comparison of feed use efficiency, Table 2 VariableShrimp (Penaeus monodon)Tilapia Feed conversion ratio 1.75 1.75 Feed crude protein content (%) 35 30 Fishmeal content of feed (%) 30…
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Critical decisions for shrimp harvesting and packing, Part 2
https://www.globalseafood.org/advocate/critical-decisions-for-shrimp-harvesting-and-packing-part-2/…the shrimp in this mixture until the desired temperature is reached. If the mixed water/ice/slurry ice/shrimp contents of a bin or a crate are not well mixed, the shrimp in…
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Commercial microbial biomass additive evaluated in black tiger shrimp diets
https://www.globalseafood.org/advocate/commercial-microbial-biomass-additive-evaluated-in-black-tiger-shrimp-diets/…cage. Shrimp were acclimated to the system on a commercial diet (shrimp feed from Ridley Corp.) for one week before being offered the diet treatments. The two diet treatments were…
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Mechanized shrimp harvesting
https://www.globalseafood.org/advocate/mechanized-shrimp-harvesting/…steps in shrimp harvesting The process of harvesting a shrimp pond is simple in concept. The pond is most often drained through a net, which captures the shrimp as they…
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Study: White Feces Syndrome in shrimp can be caused by more than one pathogen
https://www.globalseafood.org/advocate/study-white-feces-syndrome-in-shrimp-can-be-caused-by-more-than-one-pathogen/…white shrimp (Litopenaeus vannamei) displaying white discoloration of the gastrointestinal tract. Results of this study demonstrated for the first time the experimental reproduction of WFS under laboratory conditions when shrimp…
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Nucleotide supplementation improves survival, production of white shrimp, tilapia in trials
https://www.globalseafood.org/advocate/nucleotide-supplementation-improves-survival-production-of-white-shrimp-tilapia-in-trials/…yeast Saccharomyces cerevisiae on growth, survival, and feed conversion in Pacific white shrimp. Ecuador trials In an eight-week trial, juvenile Pacific white shrimp (Litopenaeus vannamei) of 0.2-gram initial average body…
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Freshwater prawn feed management
https://www.globalseafood.org/advocate/freshwater-prawn-feed-management/…shrimp feeds. Feed management The types of feeds used in freshwater prawn farming vary widely from raw vegetable materials to commercial feeds formulated for marine shrimp. Due to differences in…
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Rethinking feeding for cultured shrimp
https://www.globalseafood.org/advocate/rethinking-feeding-for-cultured-shrimp/Use feed management protocols that account for site-specific growth and survival rates Farm managers tend to overfeed shrimp more often than underfeed them. Accurate monitoring of shrimp size, animal population,…
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Biosecurity protocols needed for shrimp feeds, feeding practices
https://www.globalseafood.org/advocate/shrimp-feeds-biosecurity/…(like shrimp head meal or shrimp meal) in grow-out, and/or through the top-dressing of commercial pelleted shrimp feeds by the farmer prior to feeding and using contaminated shrimp or fishery…
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Report reviews feed practices in shrimp aquaculture
https://www.globalseafood.org/advocate/report-reviews-feed-practices-in-shrimp-aquaculture/Need to raise awareness of latest developments in nutrition and feed technology I recently reviewed shrimp feeds and feed management in the context of shrimp farming and the environment in…
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Growth away from the coast: Examining inland shrimp farming
https://www.globalseafood.org/advocate/inland-shrimp/…shrimp farms and their water supplies and effluents (as well as wild shrimp populations), preventing infections of farmed stocks can be expensive, difficult and often not successful. With inland shrimp…
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Feed management for RAS, part 2
https://www.globalseafood.org/advocate/feed-management-for-ras-part-2/Improving feed utilization, disease resistance and immune response Improved feed management in RAS can offset the cost of the quality feeds required. The potentially higher cost of the complete feeds…
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Soy protein concentrate replaces fishmeal in fingerling test diets in China
https://www.globalseafood.org/advocate/soy-protein-concentrate-replaces-fishmeal-in-fingerling-test-diets-in-china/…is supplied from renewable plant sources. Feeding protocols Two test feeds were formulated to reflect a balance of 36 percent protein and 7 percent fat. The feed with fishmeal contained…