Analytical confirmation of imidacloprid poisoning in granivorous Cape spurfowl (Pternistis capensis)

Journal of the South African Veterinary Association

 
 
Field Value
 
Title Analytical confirmation of imidacloprid poisoning in granivorous Cape spurfowl (Pternistis capensis)
 
Creator Botha, Christo J. du Plessis, Elizabeth C. Coetser, Heleen Rosemann, Magda
 
Subject toxicology analysis; birds; grainivorous; imidacloprid; seed-treatment
Description Reports were received that Cape spurfowl (Pternistis capensis) fell during flight and scrambled uncoordinatedly for cover and some died. Three carcases were submitted for necropsy examination, which revealed mainly congestion of the carcases and haemorrhages. Common causes of acute mortalities in birds were first excluded, but there was a history of possible exposure to imidacloprid-treated barley seeds. Imidacloprid, a neonicotinoid insecticide, is used to protect various crops against invertebrate pests. The combined crop contents and pooled liver samples collected from the Cape spurfowl during necropsy were submitted for liquid chromatography–high-resolution mass spectrometry (LC-HRMS) for imidacloprid analysis. Imidacloprid and several of its metabolites were detected in the samples. Farmers should cover sown seeds with a layer of soil and remove any spilled seeds, as granivorous birds are susceptible to imidacloprid intoxication. Regulatory authorities should re-evaluate the risk posed by imidacloprid-treated seeds for pollinators and granivorous birds.
 
Publisher AOSIS
 
Contributor
Date 2018-07-09
 
Type info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion — —
Format text/html application/epub+zip application/xml application/pdf
Identifier 10.4102/jsava.v89i0.1637
 
Source Journal of the South African Veterinary Association; Vol 89 (2018); 5 pages 2224-9435 1019-9128
 
Language eng
 
Relation
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https://journals.jsava.aosis.co.za/index.php/jsava/article/view/1637/2075 https://journals.jsava.aosis.co.za/index.php/jsava/article/view/1637/2074 https://journals.jsava.aosis.co.za/index.php/jsava/article/view/1637/2076 https://journals.jsava.aosis.co.za/index.php/jsava/article/view/1637/2073
 
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Rights Copyright (c) 2018 Christo J. Botha, Elizabeth C. Du Plessis, Heleen Coetser, Magda Rosemann https://creativecommons.org/licenses/by/4.0
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