Thousands of gold fish have been removed from a pond in Cobourg, Ont. on Friday November 14, 2014. The Ganaraska Region Conservation Authority has removed approximately 2,000 goldfish from a storm management pond at the south intersection of Foote Crescent and Brook Road south. The Town of Cobourg is working in partnership with the GRCA to carry out the remediation work in the following weeks. ìDeficiencies in the construction of the pond were discovered during a recent inspection of the storm sewer infrastructure. Public Works staff, with the assistance of the GRCA will be carrying out remediation work,î states a press release. Storm water management ponds capture pollutants generated from streets and lawns and ensure that they do not impact downstream water bodies. Although it appears to be natural, the Foote Crescent storm water management pond was designed and constructed as part of the storm sewer system in this subdivision. Cleanout of these ponds is typically required every 20 years or so to remove accumulated sediment During a recent inspection of the storm sewer infrastructure at Foote Crescent and Brooke Road south Town staff discovered deficiencies in the constru

ST. ALBERT, Alta. — Workers have dipped nets and a naturally occurring chemical into a storm water retention pond near Edmonton in a bid to kill thousands of unwanted goldfish that have made the water body home.
Officials say the aquatic invaders are the result of goldfish reproducing after people released their unwanted pets into the wild or flushed them down the toilet.
Leah Kongsrude, St. Albert’s environment director, says she’s seen captured goldfish up to 30 centimetres in length, compared to ones sold by pet stores that measure only about two centimetres.
Kongsrude says goldfish are hardy and can out-compete naturally occurring species for food.
Crews used nets on Tuesday to remove the reddish-gold swimmers and also applied the chemical, Rotenone, which is used to remove unwanted fish species from fresh water.
The pond will be checked later on to determine whether the cull was successful, and workers will also watch another nearby body …
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