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61,005 resultsShowing papers similar to Microplastic load and distribution in the respiratory and digestive systems of some commercial fish species in the southwestern coast of Bangladesh
ClearMicroplastic load and distribution in the respiratory and digestive systems of some commercial fish species in the southwestern coast of Bangladesh
This Bangladeshi study investigated microplastic occurrence in the respiratory and digestive systems of three commercially important fish species from the southwestern coast. MPs were found in all species, with the digestive tract accumulating more particles than the gills, and fiber was the dominant particle shape detected.
Occurrence of microplastics in fish gastrointestinal tracts belongs to different feeding habits from the Bangladesh coast of the Bay of Bengal
Researchers examined the gastrointestinal tracts of six commercial fish species from the Bangladesh coast of the Bay of Bengal and found microplastics in all species studied. A total of 696 microplastic particles were identified, ranging from 0.3 to 5 millimeters in size, with varying contamination levels across different feeding habits. The study highlights that microplastic pollution is widespread in commercially important fish from this region.
Abundance, characteristics and variation of microplastics in different freshwater fish species from Bangladesh
Researchers examined 48 freshwater fish from 18 species in Bangladesh and found microplastics in the digestive tracts of over 73% of the fish studied. Fibers were the most common shape, and the plastics were primarily polyethylene and polypropylene-based polymers. Bottom-dwelling fish contained more microplastics than those living higher in the water column, suggesting that contaminated sediments are a significant source of exposure for freshwater species.
Assessment of microplastics in coastal ecosystem of Bangladesh
Researchers surveyed microplastic contamination in water, beach sand, and fish along two major coastal areas of Bangladesh. Microplastics were found in every sample type, with fibers being the most common shape and polyethylene and polypropylene the dominant plastic types. Fish accumulated microplastics in their digestive tracts and body tissues, raising concerns about human exposure through seafood consumption in the region.
The pervasiveness of microplastic contamination in the gastrointestinal tract of fish from the western coast of Bangladesh
Researchers found microplastics in every individual fish examined from the western coast of Bangladesh, with an average of 7.1 particles per specimen, and demersal species accumulating more microplastics than pelagic species near the world's largest mangrove ecosystem.
Pervasiveness of microplastics in the gastrointestinal tract of some selected fish species from Turag River alongside the capital city of Bangladesh
Researchers found microplastics in all three species of fish collected from the Turag River near Dhaka, Bangladesh, with fiber being the dominant type at 89-93% of all particles found. The most common plastics identified were polypropylene, polystyrene, and low-density polyethylene, with the majority of particles smaller than 0.5 mm. Since these freshwater fish are a major protein source for local communities, the contamination raises concerns about microplastic exposure through the food supply in urban areas of developing countries.
Microplastics in fishes from the Northern Bay of Bengal
Researchers examined microplastic contamination in three fish species collected from the Northern Bay of Bengal in Bangladesh. They found an average of 3 to 9 microplastic items per fish, with fibers and irregular fragments being the most common types. The study highlights the prevalence of microplastic pollution in this important fishery region and the potential for human dietary exposure through consumption of these commonly eaten fish species.
Microplastics (MPs) accumulation in two edible marine fish species sourced from the Bay of Bengal: Contamination level and risk assessment
Researchers measured microplastic contamination in two commonly eaten fish species from the Bay of Bengal, examining both gills and digestive tracts. Microplastics were found in all fish studied, with differences in accumulation based on the species' feeding habits and where they live in the water column. Since these fish are widely consumed by local populations, the findings raise concerns about human microplastic intake through seafood.
Microplastic abundance in commercially important brackish water fin-fish from the Bay of Bengal
Researchers analyzed the gastrointestinal tracts of seven commercially important fish species from the Bay of Bengal, confirming widespread microplastic contamination dominated by fibers and fragments, with implications for seafood safety.
Microplastics in Certain Commercial Finfish and Shellfish From Cox’s Bazar Fish Landing Center, Bangladesh: Evaluating Abundance and Risks
Researchers detected microplastics in the gills, gastrointestinal tracts, and whole bodies of nine commercially important fish and shellfish species from Bangladesh's Bay of Bengal coast, finding fibers were most prevalent and polymethyl methacrylate was the dominant polymer type, raising human health concerns.
Microplastics in pelagic and demersal fishes from the Meghna River estuary, Bangladesh
Scientists examined 80 fish from the Meghna River estuary in Bangladesh and found microplastics in over 81% of them, with an average of about 7 particles per fish. Polyethylene, polypropylene, and nylon fibers were the most common types found in the fish digestive tracts. Since these are species commonly eaten by local communities, the findings raise concerns about microplastic exposure through the food chain.
Microplastics in fishes from the Meghna River estuary, Bangladesh
Researchers found microplastics in over 80% of fish sampled from the Meghna River estuary in Bangladesh, with fibres being the most common type and polyethylene and polypropylene the dominant polymers. The contamination of these commercially important fish species signals a risk of microplastic exposure for people who eat them, particularly in communities where fish is a dietary staple.
Unveiling Microplastics in Commercial Brackish Water Fishes from the Lower Meghna River Estuary of Bangladesh
Researchers found microplastics in the digestive tracts of three commonly eaten fish species from the Meghna River estuary in Bangladesh, with one species averaging nearly 23 particles per fish. Fibers were the dominant shape, and several of the plastic types identified scored high on a polymer hazard index. Since these fish are a dietary staple for local populations, the study highlights a direct route of microplastic exposure for millions of people in Bangladesh.
Occurrence, distribution and characteristics of microplastics in gastrointestinal tract and gills of commercial marine fish from Malaysia
Researchers examined 158 commercial marine fish from 16 species in Malaysia and found microplastics in the gastrointestinal tracts and gills of all species studied. Fibers were the most common microplastic type, and the contamination levels varied between sampling locations. The findings add to growing evidence that microplastics are widespread in commercially important fish species, raising questions about the potential for human exposure through seafood consumption.
Occurrence, characteristics and distribution of microplastics in commercial marine fishes of the Bay of Bengal
Scientists found microplastics in the muscles, guts, and gills of six commercially important fish species from the Bay of Bengal, identifying over 7,000 particles total. Polyethylene and polypropylene fibers were the most common types, and tuna had the highest contamination levels. Since these fish are widely consumed by people in the region, the findings highlight a direct dietary exposure pathway for microplastics to reach humans through seafood.
Occurrence of Microplastics in the Gastrointestinal Tract and Gills of Fish from Guangdong, South China
Researchers analyzed microplastic contamination in the gastrointestinal tracts and gills of eight commercial fish species from coastal Guangdong, China. They found an average of 6.6 microplastic particles per fish, with fibers under 1 mm being the most common type, and noted that herbivorous and omnivorous fish accumulated more microplastics in their digestive systems than carnivorous species.
Presence of microplastics in two common dried marine fish species from Bangladesh
Researchers examined two popular dried fish species from Bangladesh and found microplastics present in all samples, with fibers being the most common type. Fish from one collection site had significantly higher microplastic contamination than the other, suggesting location-specific pollution levels. The findings raise concerns about human dietary exposure to microplastics through commonly consumed seafood products in the region.
Microplastic contamination in thirty commercially important fish species: Distribution, polymer composition, pollution indices, and human health risks
Researchers examined microplastic contamination in 600 specimens across 30 commercially important fish species from the Indian coast, finding the highest accumulation in the gastrointestinal tract with carnivorous species carrying the greatest burden. Polyethylene and polypropylene fibers were the dominant particle types, and human health risk assessment showed measurable daily intake from consuming these fish, with pollution indices indicating considerable to medium hazard risk levels.
Baseline survey of micro and mesoplastics in the gastro-intestinal tract of commercial fish from Southeast coast of the Bay of Bengal
Researchers conducted a baseline survey of microplastics and mesoplastics in the gastrointestinal tracts of commercially important fish from the southeast coast of the Bay of Bengal, India, documenting contamination rates and particle characteristics to establish reference data for this undersampled region.
Microplastics occurrence in water, sediment and edible small indigenous fish species in seasonal freshwater wetland ecosystems of Bangladesh
Researchers found microplastics in the guts, gills, and muscle tissue of three commonly eaten fish species from seasonal wetlands in Bangladesh. Dried fish contained more microplastics than fresh fish, suggesting that the drying process concentrates plastic particles. Since these small fish are a dietary staple for local communities and are often eaten whole, this represents a direct pathway for microplastic exposure in human diets.
Prevalence of microplastics in commonly consumed fish species of the river Old Brahmaputra, Bangladesh
Researchers found microplastics in nearly 59% of edible fish from Bangladesh's Old Brahmaputra river, with polyethylene fibers and pellets dominating, and ingestion rates linked to fish size, feeding behavior, and downstream location.
Microplastics in freshwater wild and farmed fish species of Bangladesh
Researchers evaluated microplastic contamination in freshwater wild and farmed fish species across multiple rivers and farms in Bangladesh, comparing contamination levels between wild-caught and aquaculture-raised fish of the same species.
Microplastic accumulation in respiratory and digestive systems of selected fish from Banten Bay, Indonesia
Researchers examined microplastic contamination in seven fish species from Banten Bay, Indonesia, and found microplastics in every fish sampled. Concentrations were significantly higher in gills than in the digestive tract, and nine distinct polymer types were identified including polyethylene, polypropylene, and PVC. The findings highlight how microplastics in fish can enter the food chain, with potential implications for both aquatic ecosystems and human health.
Microplastic Occurrences in Freshwater Fish of Bangladesh
This review synthesizes research on microplastic contamination found in freshwater fish across Bangladesh, where rapid population growth and urbanization have led to significant plastic pollution. Researchers found that fibers are the most commonly detected microplastic type in fish tissues, raising concerns about impacts on gut health and immune function. The study highlights the need for more comprehensive monitoring given Bangladesh's heavy reliance on freshwater fish as a dietary staple.