Toxic ladybird invasion ‘puts 1,000 native species at risk’


	Toxic ladybird invasion ‘puts 1,000 native species at risk’

valann 47

6-30-2009 3:19 AM

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tags:

toxic ladybird, harlequin, uk, threat

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/83a8006a-c1b1-485a-9976-abf710e03b4c/94478E2A-7CEC-4B1C-A73F-62E38392158D/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.dailymail.co.uk/sciencetech/article-1196374/Toxic-ladybird-invasion-puts-1-000-native-species-risk.html?ITO=1490" href="http://www.dailymail.co.uk/sciencetech/article-1196374/Toxic-ladybird-invasion-puts-1-000-native-species-risk.html?ITO=1490" style="font-size: 11px;">www.dailymail.co.uk</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/sciencetech/article-1196374/Toxic-ladybird-invasion-puts-1-000-native-species-risk.html?ITO=1490"><P>A study claims the fast-breeding invader is putting British insects, parasites and fungi at risk. <BR /></P><P>Since it arrived in the South of England in 2005, the harlequin has colonised Britain at a rapid rate and is now found everywhere from Essex to Orkney. </P><P>This year, an estimated one billion harlequins will devour the eggs of other ladybirds, butterflies and lacewings. <BR /></P><P>Brought to the U.S. from Asia 25 years ago, the insect was introduced to Britain from continental Europe as an 'environmentally friendly' pest controller. <BR /></P><P>Experts say its rise is the fastest insect invasion in living memory. <BR /></P><P>Dr Helen Roy, of the Centre for Ecology and Hydrology, said native insects were likely to suffer 'severe declines' as numbers of the predatory harlequin grow. <BR /></P><P>'We believe that the negative impacts of the harlequin on Britain will be far-reaching and disruptive, with the potential to affect over 1,000 of our native species,' she said. </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/sciencetech/article-1196374/Toxic-ladybird-invasion-puts-1-000-native-species-risk.html?ITO=1490"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/www.dailymail.co.uk/img/D5DBAF13-5023-407D-ABE9-3C22C3DEBC64" alt="A harlequin ladybird" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/sciencetech/article-1196374/Toxic-ladybird-invasion-puts-1-000-native-species-risk.html?ITO=1490"><P class="imageCaption">'Threat': The harlequin ladybird</P></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/94478E2A-7CEC-4B1C-A73F-62E38392158D/blog/" title="blog or email this clip"><img src="http://content6.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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