Aquafeeds
Can a bioengineered oilseed replace synthetic pigments in farmed salmon and shrimp?
Scientists bioengineer oilseed crop to produce pink pigment for farmed salmon and shrimp, offering a scalable alternative to synthetics.
Aquafeeds
Evaluating nutrient-enriched lobster cockroaches as live feed for pearl arowanas
Late nymphal stages of the lobster cockroach can be live feed for better growth and feed efficiency for arowanas and possibly other species.
Enhancing growth and carotenoid accumulation in Pacific white shrimp through dietary supplementation
Aquafeeds
Enhancing growth and carotenoid accumulation in Pacific white shrimp through dietary supplementation
Algal-derived carotenoids can enhance growth and pigmentation in shrimp, supporting the development of functional feeds and improving quality.
Aquafeeds
Can farmed salmon retain flesh color under stress? Research points to a nutritional solution
Stress reduces the color intensity of farmed salmon fillets, but adding high levels of vitamin A and astaxanthin in feed may help maintain pigmentation under pressure.
Health & Welfare
Study looks at how mechanical delousing and fast growth rates impact salmon fillet color
A new Nofima study reveals that mechanical delousing and fast growth negatively impact salmon fillet color.
Health & Welfare
New research explains what black and red spots on salmon fillets indicate
Black spots on salmon fillets differ in origin from red spots, prompting scientific exploration beyond just bleeding causes.
Intelligence
It pays to be pink: Farmed shrimp production chain protects its price points with pigmentation
Shrimp color is critically important because of the visual impact and the ability to command higher prices. To some, it’s also a signal of good health.
Intelligence
The color of salmon: How fish farmers can add value by focusing on pigmentation
Are Norwegian salmon fillets getting paler? Researchers there are poring over pigmentation data to find commonalities in the color of salmon.
Intelligence
Pond production practices linked to yellow coloration in catfish fillets
The yellow coloration in catfish fillets caused by carotenoids does not affect flavor, but many consumers see the yellowish fillets as inferior.
Health & Welfare
Innovative techniques achieve more cost-efficient salmon selective breeding
Successful non-invasive predictions of pigment and fat levels in whole salmon were demonstrated by the authors using visible and near infrared spectroscopy to study how these traits vary genetically during growth.