{"id":16792,"date":"2015-10-20T00:01:54","date_gmt":"2015-10-20T04:01:54","guid":{"rendered":"http:\/\/beyondpesticides.org\/dailynewsblog\/?p=16792"},"modified":"2015-10-20T09:30:43","modified_gmt":"2015-10-20T13:30:43","slug":"study-finds-neonics-severely-affect-health-of-honey-bee-queens","status":"publish","type":"post","link":"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/","title":{"rendered":"Study Finds Neonics \u201cSeverely Affect\u201d Health of Honey Bee Queens"},"content":{"rendered":"<p>(Beyond Pesticides, October 20, 2015) Exposure to neonicotinoid (neonic) pesticides results in profound negative impacts to the health of honey bee queens, according to an international team of researchers led by Geoff Williams, MD, PhD, at the University of Bern in Switzerland. While most studies to date have investigated how neonics effect the health of individual workers or overall colony fitness, Dr. William&#8217;s study, <a href=\"http:\/\/www.nature.com\/articles\/srep14621\">Neonicotinoid pesticides severely affect honey bee queens<\/a>, is one of the first to focus on the health of honey bee queens. Neither the European Union nor U.S. Environmental Protection Agency (EPA) study the impacts of pesticides on queen health before allowing a pesticide to market. The results of this research are particularly concerning, given widespread anecdotal evidence from beekeepers across the globe that \u201d\u02dcpoor quality queens\u2019 are playing a role in bee declines.<\/p>\n<p><a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/wp-content\/uploads\/2015\/10\/queenbee.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-medium wp-image-16806\" src=\"http:\/\/beyondpesticides.org\/dailynewsblog\/wp-content\/uploads\/2015\/10\/queenbee-300x212.jpg\" alt=\"queenbee\" width=\"300\" height=\"212\" align=\"right\" srcset=\"https:\/\/beyondpesticides.org\/dailynewsblog\/wp-content\/uploads\/2015\/10\/queenbee-300x212.jpg 300w, https:\/\/beyondpesticides.org\/dailynewsblog\/wp-content\/uploads\/2015\/10\/queenbee.jpg 640w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>To test the impacts of these chemicals on queen honey bees, scientists exposed a sample of 29 queens to field-realistic levels of the neonics  \u00a0clothianidian and thiamethoxam (1 parts per billion and 4 ppb respectively), and compared them to a population of 28 control queens, which were not treated with neonics. Both groups experienced similar environmental circumstances in terms of food availability, rearing process, and hive conditions. Researchers set up mating nucleus colonies to observe queen mating flights (in which queens leave the hive in search of male drone bees). A queen may mate with from anywhere from one to 40 drones, but averages roughly 12. The queen can store up to 6 million spermatozoa from her mating flight, which she uses to lay fertilized (female) worker bees throughout the rest of her life (queens generally live 2-7 years).<\/p>\n<p>After four weeks of queen rearing, researchers recorded 25% fewer neonic-exposed queens alive compared to the control group. Queens in the neonic-exposed group were more likely to not lay worker eggs, a key indicator of queen health and mating success. While roughly 5% of the control group was unsuccessful, over 40% of the neonic-treated queens did not lay eggs. After euthanizing and dissecting remaining queens, researchers discovered than neonic-exposed queens had 20% less spermatozoa than the control group. It was further noted that exposed queens had ovaries which were 6.8% larger than controls. &#8220;Increased ovary size suggests that neonicotinoids can affect development of queen reproductive system,&#8221; the study notes.<\/p>\n<p>Queen bees are the powerhouse of honey bee hives, laying up to 1,500 eggs per day. Queens can determine the sex of eggs they lay (a term called haplodiploidy), as females worker bees are fertilized and male drone bees are not. Healthy queens are critical for healthy hives.<\/p>\n<p><a href=\"https:\/\/www.beyondpesticides.org\/programs\/bee-protective-pollinators-and-pesticides\/chemicals-implicated\">Neonicotinoids<\/a> have amassed <a href=\"https:\/\/www.beyondpesticides.org\/programs\/bee-protective-pollinators-and-pesticides\/what-the-science-shows\">a significant body of research<\/a> pointing to adverse effects not only in honey bees, but in bumble bees, <a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/2015\/02\/new-research-links-bee-killing-insecticide-to-monarch-butterfly-deaths\/\">monarchs<\/a>, other pollinators, and proper <a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/2015\/04\/neonicotinoids-adversely-affect-biodiversity-according-to-new-report\/\">ecosystem functioning<\/a> in general. Co-author of the research, Peter Neumann, PhD, stated in a press release, \u201cThis study, along with other recently published ones, supports calls for more thorough environmental risk assessments of agricultural chemicals to protect biodiversity and ecosystem functioning.\u201d<\/p>\n<p>In December 2013, the European Union instituted a <a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/2013\/04\/victory-in-europe-eu-votes-to-ban-bee-killing-pesticides\/\">2-year moratorium<\/a> on the use of neonics on bee-attractive crops. The decision will not expire at the end of this year, but remain in place while regulators determine its renewal. Earlier this year, the Canadian province of Ontario <a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/2015\/06\/ontario-first-in-north-america-to-limit-bee-killing-insecticides\/\">moved to reduce by 80%<\/a> the use of neonic-coated seeds, a major route of toxic chemical exposure for honey bees.<\/p>\n<p>In the U.S., action at the federal level has done <a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/2015\/05\/white-house-plan-does-little-to-take-the-sting-out-of-pollinator-declines\/\">little to take the sting out of pollinator declines<\/a>. Despite the announcement of a coordinated National Pollinator Health Strategy this May, federal agencies continue to exhibit widely different approaches on how to address pollinator declines. While the U.S. Fish and Wildlife Service <a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/2014\/08\/national-refuges-to-ban-ge-crops-and-bee-killing-pesticides\/\">banned the use of neonics<\/a> on National Wildlife Refuge Land, and the White House Council on Environmental Quality <a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/2014\/10\/white-house-delays-government-wide-action-on-pollinators-cites-chemical-dangers\/\">released new guidelines<\/a> prohibiting the planting of neonic-treated plants at federal facilities, EPA and U.S. Department of Agriculture (USDA) have taken little substantive action. Although EPA recently proposed <a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/2015\/06\/epas-new-restrictions-fail-to-protect-honeybees-as-promised\/\">modest label changes<\/a> to protect bees from acute pesticide exposure, USDA submitted comments criticizing the agency\u2019s proposed rule, saying that it had \u201cnot established the need for such a prohibition.\u201d<\/p>\n<p>The <a href=\"https:\/\/www.congress.gov\/bill\/114th-congress\/house-bill\/1284\/text\">Saving America\u2019s Pollinator\u2019s Act of 2015<\/a> remains an avenue for Congress to address the pollinator crisis. <a href=\"https:\/\/org2.salsalabs.com\/o\/7106\/p\/dia\/action3\/common\/public\/index.sjs?action_KEY=14785\">Contact your U.S. Representative<\/a> and ask them to support this important legislation today. You can also get active in your community to protect bees by advocating for policies that restrict their use. Montgomery County, Maryland recently <a href=\"http:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/maryland-county-bans-cosmetic-lawn-pesticides-on-all-land-in-county-one-million-people-affected\/\">restricted the use of a wide range of pesticides<\/a>, including neonics, on public and private property. <a href=\"https:\/\/org2.salsalabs.com\/o\/7106\/p\/dia\/action3\/common\/public\/index.sjs?action_KEY=21490\">Sign here<\/a> if you\u2019d like to see your community do the same!<\/p>\n<p><em>All unattributed positions and opinions in this piece are those of Beyond Pesticides.<\/em><\/p>\n<p>Source: <a href=\"http:\/\/www.alphagalileo.org\/ViewItem.aspx?ItemId=157278&amp;CultureCode=en\">University of Bern Press Release<\/a>, <a href=\"http:\/\/www.nature.com\/articles\/srep14621\">Scientific Reports<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>(Beyond Pesticides, October 20, 2015) Exposure to neonicotinoid (neonic) pesticides results in profound negative impacts to the health of honey bee queens, according to an international team of researchers led by Geoff Williams, MD, PhD, at the University of Bern in Switzerland. While most studies to date have investigated how neonics effect the health of individual workers or overall colony fitness, Dr. William&#8217;s study, Neonicotinoid pesticides severely affect honey bee queens, is one of the first to focus on the health of honey bee queens. Neither the European Union nor U.S. Environmental Protection Agency (EPA) study the impacts of pesticides on queen health before allowing a pesticide to market. The results of this research are particularly concerning, given widespread anecdotal evidence from beekeepers across the globe that \u201d\u02dcpoor quality queens\u2019 are playing a role in bee declines. To test the impacts of these chemicals on queen honey bees, scientists exposed a sample of 29 queens to field-realistic levels of the neonics \u00a0clothianidian and thiamethoxam (1 parts per billion and 4 ppb respectively), and compared them to a population of 28 control queens, which were not treated with neonics. Both groups experienced similar environmental circumstances in terms of food availability, rearing [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[124,21,346,347,328,345,10,343,93,276,13],"tags":[],"class_list":["post-16792","post","type-post","status-publish","format-standard","hentry","category-announcements","category-chemicals","category-habitat-protection","category-increased-vulnerability-to-diseases-from-chemical-exposure","category-neonicotinoids","category-persistence","category-pesticide-regulation","category-pesticide-residues","category-pollinators","category-take-action","category-wildlifeenvironment"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Study Finds Neonics \u201cSeverely Affect\u201d Health of Honey Bee Queens - Beyond Pesticides Daily News Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Study Finds Neonics \u201cSeverely Affect\u201d Health of Honey Bee Queens - Beyond Pesticides Daily News Blog\" \/>\n<meta property=\"og:description\" content=\"(Beyond Pesticides, October 20, 2015) Exposure to neonicotinoid (neonic) pesticides results in profound negative impacts to the health of honey bee queens, according to an international team of researchers led by Geoff Williams, MD, PhD, at the University of Bern in Switzerland. While most studies to date have investigated how neonics effect the health of individual workers or overall colony fitness, Dr. William&#8217;s study, Neonicotinoid pesticides severely affect honey bee queens, is one of the first to focus on the health of honey bee queens. Neither the European Union nor U.S. Environmental Protection Agency (EPA) study the impacts of pesticides on queen health before allowing a pesticide to market. The results of this research are particularly concerning, given widespread anecdotal evidence from beekeepers across the globe that \u201d\u02dcpoor quality queens\u2019 are playing a role in bee declines. To test the impacts of these chemicals on queen honey bees, scientists exposed a sample of 29 queens to field-realistic levels of the neonics \u00a0clothianidian and thiamethoxam (1 parts per billion and 4 ppb respectively), and compared them to a population of 28 control queens, which were not treated with neonics. Both groups experienced similar environmental circumstances in terms of food availability, rearing [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/\" \/>\n<meta property=\"og:site_name\" content=\"Beyond Pesticides Daily News Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/beyondpesticides\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/beyondpesticides\/\" \/>\n<meta property=\"article:published_time\" content=\"2015-10-20T04:01:54+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2015-10-20T13:30:43+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/beyondpesticides.org\/dailynewsblog\/wp-content\/uploads\/2015\/10\/queenbee-300x212.jpg\" \/>\n<meta name=\"author\" content=\"Beyond Pesticides\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@ByondPesticides\" \/>\n<meta name=\"twitter:site\" content=\"@ByondPesticides\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Beyond Pesticides\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/\"},\"author\":{\"name\":\"Beyond Pesticides\",\"@id\":\"https:\/\/beyondpesticides.org\/dailynewsblog\/#\/schema\/person\/1b5c0a0981b549cc5b628770073031f4\"},\"headline\":\"Study Finds Neonics \u201cSeverely Affect\u201d Health of Honey Bee Queens\",\"datePublished\":\"2015-10-20T04:01:54+00:00\",\"dateModified\":\"2015-10-20T13:30:43+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/\"},\"wordCount\":800,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/beyondpesticides.org\/dailynewsblog\/#organization\"},\"image\":{\"@id\":\"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/#primaryimage\"},\"thumbnailUrl\":\"http:\/\/beyondpesticides.org\/dailynewsblog\/wp-content\/uploads\/2015\/10\/queenbee-300x212.jpg\",\"articleSection\":[\"Announcements\",\"Chemicals\",\"Habitat Protection\",\"Increased Vulnerability to Diseases from Chemical Exposure\",\"neonicotinoids\",\"Persistence\",\"Pesticide Regulation\",\"Pesticide Residues\",\"Pollinators\",\"Take Action\",\"Wildlife\/Endangered Sp.\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/\",\"url\":\"https:\/\/beyondpesticides.org\/dailynewsblog\/2015\/10\/study-finds-neonics-severely-affect-health-of-honey-bee-queens\/\",\"name\":\"Study Finds Neonics \u201cSeverely Affect\u201d Health of Honey Bee Queens - 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While most studies to date have investigated how neonics effect the health of individual workers or overall colony fitness, Dr. William&#8217;s study, Neonicotinoid pesticides severely affect honey bee queens, is one of the first to focus on the health of honey bee queens. Neither the European Union nor U.S. Environmental Protection Agency (EPA) study the impacts of pesticides on queen health before allowing a pesticide to market. The results of this research are particularly concerning, given widespread anecdotal evidence from beekeepers across the globe that \u201d\u02dcpoor quality queens\u2019 are playing a role in bee declines. To test the impacts of these chemicals on queen honey bees, scientists exposed a sample of 29 queens to field-realistic levels of the neonics \u00a0clothianidian and thiamethoxam (1 parts per billion and 4 ppb respectively), and compared them to a population of 28 control queens, which were not treated with neonics. 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