Municipal wastewaters are a complex mixture containing estrogens and estrogen mimics
that are known to affect the reproductive health of wild fishes. Male fishes downstream of …

Effluent from sewage-treatment works entering British rivers contains an estrogenic
chemical, or mixture of chemicals, that stimulates vitellogenin synthesis in male fish. If the …

Studies worldwide have demonstrated the occurrence of feminized male fish at sites
impacted by human and animal wastes. A variety of chemicals could contribute to this …

Estrogenic chemicals found within wastewater treatment work (WwTW) effluents have been
shown individually to inhibit reproduction in fish, but the impact of the WwTW effluents …

To assess the impact of an estrogenic wastewater treatment plant (WWTP) effluent on fish
reproduction, white suckers (Catostomus commersoni) were collected from immediately …

This study explored the possibility that environmental estrogens in sewage effluent may
reduce the reproductive fitness of adult male fish by suppressing their reproductive …

Background Environmental estrogens in wastewater treatment work (WwTW) effluents are
well established as the principal cause of reproductive disruption in wild fish populations …

Effluents from wastewater treatment works (WwTWs) contain estrogenic substances that
induce feminizing effects in fish, including vitellogenin (VTG) synthesis and gonadal …

Potential effects of exposure to contaminants with estrogenic activity are currently being
examined in fish from a lake experimentally treated with the synthetic estrogen …

Environmental oestrogens are natural or synthetic substances present in the environment,
which imitate the effects of endogenous oestrogen. Oestrogenic substances were identified …