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To: RealMuLan who wrote (55472)11/3/2004 11:53:02 AM
From: RealMuLan  Respond to of 74559
 
Gender-bending fish found near plants
'We're all concerned about it'
Monday, October 4, 2004 Posted: 1849 GMT (0249 HKT)


This is the first thing that I've seen as a scientist that really scared me.
-- Biologist John Woodling

DENVER, Colorado (AP) -- Fish with both male and female sex tissue have been discovered near Colorado wastewater treatment plants on the South Platte River and Boulder Creek.

Scientists are trying to determine if chemicals that disrupt hormones, such as estrogen, are responsible for the gender-bending phenomenon.

Colorado biologist John Woodling discovered the deformed white suckers about two years ago near two wastewater discharge pipes. Female fish also far outnumber the male fish near the plants.

"This is the first thing that I've seen as a scientist that really scared me," said Woodling, 58, a retired fisheries biologist with the Colorado Division of Wildlife who is now working with the University of Colorado.

Scientists haven't pinpointed which chemicals might be causing the
...

Over the last 10 years, scientists have documented the impact of endocrine disrupters on everything from British trout to alligators and polar bears. Little research has been done, however, on the effects of chronic low-dose estrogen exposure on humans.

edition.cnn.com