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61,005 resultsShowing papers similar to Microplastics in the Bay of Bengal: A critical review of bioaccumulation and ecological impacts across Bangladesh
ClearMicroplastic Pollution in Bangladesh: A Review of Ecological and Biochemical Impacts
This review summarized the current state of microplastic pollution in Bangladesh, covering occurrence across water, soil, seafood, and air, as well as documented ecological and biochemical health impacts. The authors identify Bangladesh's rapid urbanization and poor waste management as key drivers of its disproportionate microplastic burden.
The Effects of Marine Microplastics on Marine Life and Human Health in the Bay of Bengal
This review examines evidence that marine microplastics in the Bay of Bengal pose risks to marine organisms and human health, particularly for populations relying heavily on fish consumption, by acting as vectors for toxic chemicals and causing physical harm throughout the marine food web.
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.
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.
Unveiling the microplastic crisis: Insights into Bangladesh's aquatic ecosystems - origins, impact, and solutions
This review examines the growing microplastic crisis in Bangladesh's rivers, estuaries, and coastal waters, finding that the country's rapid urbanization and limited waste management have led to widespread contamination. Microplastics were documented in water, sediment, and fish across multiple Bangladeshi water systems. Since over 160 million people in Bangladesh depend on these water resources for drinking, farming, and fishing, the contamination poses a significant public health concern.
Microplastics pollution in Bangladesh: current scenario and future research perspective
Microplastics have been found throughout Bangladesh's aquatic and terrestrial environments, where they threaten biodiversity and enter the food chain. This review synthesizes the available evidence and calls for stronger national monitoring programs and policies given Bangladesh's vulnerability to plastic pollution from its dense population and major rivers.
An overview of the occurrence and distribution of microplastics in multi-environmental components of Bangladesh
Researchers compiled and analyzed studies on microplastic pollution across multiple environments in Bangladesh, including water, soil, air, and food. They found that microplastic contamination is widespread throughout the country but that significant knowledge gaps remain, particularly regarding long-term health and environmental impacts. The study calls for standardized monitoring methods and stronger policies to address plastic pollution in one of the world's most densely populated nations.
Microplastic pollution in edible marine fish from the northwestern Bay of Bengal, Bangladesh: A comprehensive assessment of occurrence, characteristics and associated ecological risks
Scientists found tiny plastic pieces in the stomachs of all fish species they tested from waters near Bangladesh, with each fish containing about 7 plastic particles on average. Since people eat these fish, this means microplastics are likely getting into our food chain, though more research is needed to understand what health risks this might pose. The study shows that plastic pollution has spread throughout marine ecosystems and is now a common part of seafood we consume.
Tracing microplastics in marine fish: Ecological threats and human exposure in the Bay of Bengal
Researchers analyzed microplastics in nine fish species from the Bay of Bengal, finding an average of about 33 microplastic items per fish, mostly fibers. Bottom-dwelling and meat-eating fish had higher contamination levels, and the pollution was linked to untreated industrial and municipal waste. The study raises concerns about human health exposure through seafood consumption in a region where millions of people depend on fishing for food and livelihood.
Presence of Microplastics and Organic Pollutants in Bangladesh's Freshwater Environment: A Review
This review examines microplastic and organic pollutant contamination in Bangladesh's freshwater environments, highlighting that microplastics act as vectors carrying other toxic substances into aquatic food webs. Given the heavy reliance on freshwater resources in Bangladesh, this dual contamination threat poses serious risks to both ecosystem health and human food safety.
Occurrences, sources, fate and impacts of plastic on aquatic organisms and human health in global perspectives: What Bangladesh can do in future?
This review provides a comprehensive overview of plastic and microplastic pollution in aquatic environments globally, with a specific focus on the situation in Bangladesh. Researchers compiled evidence on the sources, fate, and biological impacts of plastic pollution on aquatic organisms ranging from plankton to fish, as well as potential human health risks. The study concludes with recommendations for waste management strategies and future research priorities tailored to Bangladesh's specific environmental and economic challenges.
Microplastics pollution in aquatic ecosystems of Bangladesh — A critical review on research trends and future perspectives
This review found widespread microplastic contamination across all aquatic compartments in Bangladesh, with average concentrations of 4.92 particles/L in water and 118.40 particles/kg in sediment. Polyethylene, polypropylene, and polystyrene fibers and fragments predominated, with freshwater fish accumulating the most microplastics per organism.
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.
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.
Microplastic Pollution in the Middle Ground Fishing Zone of the Bay of Bengal: Abundance, Morphology, and Preliminary Risk Assessment
Scientists found tiny plastic particles in fishing waters off Bangladesh, with over 2,000 pieces per cubic meter of seawater. Since people eat fish from these waters, this plastic pollution could end up in our food supply, though the researchers say the current risk level is still considered low. This is the first study of its kind in this important fishing area, which helps us understand how plastic waste in the ocean might affect the seafood we eat.
Distribution, characteristics, and risk assessments analysis of microplastics in shore sediments and surface water of Moheshkhali channel of Bay of Bengal, Bangladesh
Researchers investigated microplastic pollution in the Moheshkhali channel of the Bay of Bengal and found significant contamination in both sediments and surface water, with pollution load indices indicating serious environmental concern.
Quantification, characterization and risk assessment of microplastics from five major estuaries along the northern Bay of Bengal coast
Researchers measured microplastic pollution in five major estuaries along the Bay of Bengal coast in Bangladesh and found contamination at every site, with polyethylene being the most common plastic type. The rivers were classified at the most severe hazard level for microplastic contamination based on the types of polymers found. Since these estuaries supply water and fish to millions of people, the contamination raises concerns about human exposure through drinking water and seafood.
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.
Plastic pollution in Bangladesh: A review on current status emphasizing the impacts on environment and public health
This review assessed plastic pollution in Bangladesh — including its magnitude, sources, and health and environmental consequences — and found that microplastic contamination is widespread but poorly monitored, with limited national policy response relative to the scale of the problem.
Aquatic Pollution in the Bay of Bengal: Impacts on Fisheries and Ecosystems
This review examines the sources and impacts of aquatic pollution in the Bay of Bengal, including heavy metals, pesticides, petroleum compounds, and microplastics. Researchers found that rivers transport these pollutants from inland areas to the bay, where they accumulate in fish and other marine life, posing threats to food safety through bioaccumulation. The study calls for stronger pollution controls, real-time water monitoring, and sustainable practices to protect both the ecosystem and the communities that depend on it.
Assessment of microplastic contamination in shrimps from the Bay of Bengal and associated human health risk
Researchers analyzed microplastic contamination in seven shrimp species from the Bay of Bengal and found plastic particles in every species tested, with most particles smaller than 100 micrometers. The study calculated that women in Bangladesh face a higher health risk than men from eating contaminated shrimp, highlighting how seafood can be a direct pathway for microplastic exposure in human diets.
Assessment of microplastics pollution in aquatic species (fish, crab, and snail), water, and sediment from the Buriganga River, Bangladesh: An ecological risk appraisals
Researchers assessed microplastic pollution across water, sediment, fish, crab, and snail from Bangladesh's Buriganga River, finding widespread contamination with fibers and fragments along with elevated heavy metal concentrations on microplastic surfaces.
Microplastics in beach sediments of the Northern Bay of Bengal, Bangladesh: Insights into occurrence, distribution, pollution indices, and ANN-based risk modeling
Researchers investigated the occurrence, abundance, distribution, and risk of microplastics in beach sediments at two Bangladeshi coastal sites — Cox's Bazar and Kuakata — finding widespread contamination and raising concern about microplastic pollution in the Northern Bay of Bengal.