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Microplastics make shrimp more vulnerable to deadly disease
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Researchers found that microplastic exposure makes larval shrimp significantly more susceptible to a deadly viral disease by prolonging virus survival in the environment and weakening the shrimp's immune defenses, with implications for seafood industry losses and the health of aquatic ecosystems.
Study finds that plastic particles prolong virus survival in larval shrimp and impair their defenses
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Water biofloc microorganism enhance shrimp resistance to microplastics
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Researchers tested whether water biofloc microorganisms could protect shrimp from microplastic toxicity in aquaculture, finding that biofloc significantly improved survival, immune enzyme activity, and gut microbiome stability under MP exposure — though it also reduced astaxanthin content, affecting pigmentation and muscle quality.
Characteristics and potential human health risks of microplastics for commercial shrimp Litopenaeus vannamei from South Yellow Sea Mudflat
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Scientists studying shrimp from a Chinese coastal mudflat found tiny plastic bits (mostly microscopic fibers from packaging-type plastics) throughout the shrimp's bodies, with even more found in shrimp caught near river mouths where pollution runs off. The good news: most of these plastic particles were concentrated in the gut, so removing and not eating the digestive tract (something many people already do when peeling shrimp) significantly cuts down your exposure to microplastics.
Assessment of microplastic hazards in Penaeus vannamei shrimp in a typical estuary of China: polymer composition, risk assessment, and health implications
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Researchers assessed microplastic contamination in whiteleg shrimp from the Jiulong River estuary in China, finding five polymer types at 0.46 particles/g, with PVC comprising only 5.52% by count but contributing 98.11% of the total hazard risk index due to its toxic chemical additives. The disproportionate hazard posed by PVC despite its low abundance in farmed shrimp has direct food-safety implications, as commercially important shellfish in estuarine aquaculture systems are accumulating high-risk plastics consumed by people globally.
Detection of Microplastics in Commercially Important Shrimp via Chemical Digestion and Optical Microscopy
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Researchers detected microplastics in commercially important shrimp species using chemical digestion and optical microscopy, quantifying particle characteristics and raising food-safety concerns about human exposure through seafood consumption.
Research digests by email
When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.