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Male Fish Mutating into Females because of Waste Chemicals
Tougher controls should be considered on chemicals that can feminise male fish and cause other “sub-lethal” effects, a leading ecotoxicologist has said.

Nearly 10 years after he helped reveal how significant an impact human drugs were having on wildlife, Professor Charles Tyler has warned that scientists are becoming increasingly concerned about the consequences of thousands of waste substances.

Some are from industrial processes, but others are drugs taken by people that then pass through them and into the sewers or are simply flushed directly into the toilet.



 
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Fish Found Dead after Chemical Treatment - About 100 fish died recently in an isolated incident in the 21-acre lake when the heat index rose to 110 degrees the day after the lake was treated for algae, duckweed and other noxious weeds.


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