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At present, Iran is a semi-arid country with an average rainfall of approximately 240 mm per year. Also, for various reasons such as the extent of coastlines (more than 3000 km), excessive exploitation of the sea, low use of existing marine capacities, and development of marine aquaculture and its replacement by capture fisheries activities have been forced the country's decision-makers into the marine aquaculture industry for a decade. The main aims of marine aquaculture in Iran: creating species diversity in the supply of seafood, production of high quality white protein, strengthen the...

The Caspian Sea, surrounded by the five coastal countries the Azerbaijan, Iran, Kazakhstan, Russian and Turkmenistan, is the largest land-locked water body on Earth. The isolation of the Caspian Basin together with its climatic and salinity gradients has created a unique ecological system with some 400 species endemic to the Caspian waters. With habitat destruction, pollution, climate change, the introduction of M. leidyi, Change the environmental chemistry, Nutrient enrichments, the algal bloom events and many more, what is going to happen to the Caspian Sea?