نتایج جستجو برای: subsistence fishing
تعداد نتایج: 16560 فیلتر نتایج به سال:
17 The human gut microbiome is influenced by its host's nutrition and health status, and represents 18 an interesting adaptive phenotype under the influence of metabolic and immune constraints. 19 Previous studies contrasting rural populations in developing countries to urban industrialized 20 ones have shown that geography is an important factor associated with the gut microbiome; 21 however, ...
Pollution Issues, both issued in 1997, which detailed the unique environmental and health problems facing the Arctic's ecology and populations [see EHP 106:A64-A69 (1998)]. This past May, health and environmental officials, research scientists, medical providers, leaders of indigenous communities, and concerned Arctic citizens met in Anchorage, Alaska, to explore these issues at the Internation...
Acute stressors are commonly experienced by wild animals but their effects on fitness rarely are studied in the natural environment. Billions of fish are captured and released annually around the globe across all fishing sectors (e.g., recreational, commercial, subsistence). Whatever the motivation, release often occurs under the assumption of post-release survival. Yet, capture by fisheries (h...
—Fish and fishing communities are iconic symbols of Alaska. Volcanoes, earthquakes, and tsunamis also stand out as processes that define or shape the Alaska landscape. Alaska has numerous fishing ports that regularly rank in the top 10 ports for commercial landings by weight and value in the United States. In addition to commercial fisheries, subsistence fisheries and sport fishing play an impo...
Biogenic amines have been reported in a variety of foods, such as fish, meat, cheese, vegetables, and wines. They are described as low molecular weight organic bases with aliphatic, aromatic, and heterocyclic structures. The most common biogenic amines found in foods are histamine, tyramine, cadaverine, 2-phenylethylamine, spermine, spermidine, putrescine, tryptamine, and agmatine. In addition ...
There are approximately a million subsistence fishermen in Brazil whose activities expose them to severe occupational hazards without adequate health protection. This article conducts an analysis of working conditions and health risks faced by subsistence fishermen and outlines challenges to the implementation of Occupational Health Surveillance (VISAT) actions. The methodology is based on qual...
BACKGROUND Elevated concentrations of mercury have been documented in fish in Lake Chapala in central Mexico, an area that is home to a large subsistence fishing community. However, neither the extent of human mercury exposure nor its sources and routes have been elucidated. METHODS Total mercury concentrations were measured in samples of fish from Lake Chapala; in sections of sediment cores ...
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