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Line 190: {{as of\|2013}}, it was reported that the level of bacteria in the river was below Federal guidelines for swimming on most days, although the readings may vary significantly, so that the outflow from [[Newtown Creek]] or the [[Gowanus Canal]] can be tens or hundreds of times higher than recommended, according to [[Riverkeeper]], a non-profit environmentalist advocacy group. The counts are also higher along the shores of the strait than they are in the middle of its flow. Nevertheless, the "Brooklyn Bridge Swim" is an annual event where swimmers cross the channel from [[Brooklyn Bridge Park]] to Manhattan.<ref>{{cite news \|last=Jeffries \|first=Adrianna \|date=July 8, 2013 \|title=Into the murky waters: hundreds brave New York City's East River for annual swim \|url=https://www.theverge.com/2013/7/8/4503362/brookyln-bridge-swim-nyc-swim \|newspaper=[[The Verge]]}}</ref> ~~Still, thanks~~Thanks to reductions in pollution, cleanups, the restriction of development, and other environmental controls, the East River along Manhattan is one of the areas of New York's waterways – including the [[Raritan River\|Hudson-Raritan Estuary]] and both shores of [[Long Island]] – which have shown signs of the return of biodiversity.<ref>Eldredge & Horenstein (2014), p.186</ref> On the other hand, the river is also under attack from hardy, competitive, alien species, such as the [[Carcinus maenas\|European green crab]], which is considered to be one of the world's ten worst invasive species, and is present in the river.<ref>Eldredge & Horenstein (2014), p.188</ref> ===2017 oil spill===

East River: Difference between revisions