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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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Officials Blame Fish Kill on Algae Blooms - Last fall, more than 200 dead lake trout were discovered in Lake Auburn, Maine. Studies are being performed by local water quality staff to determine what caused the water quality issues. They would like to determine if excess nutrients, erosion, land uses, climate – anything that might be adding to problems in the lake.


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