Llewellyn, N.R.

Molenaar, F.M.

Pereira, M.G.

Potter, E.D.

Sainsbury, A.W.

Shore, R.F.

Walker, L.A.

English

NERC Open Research Archive

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Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008:  a Predatory Bird Monitoring Scheme (PBMS) report” 
 
2 
 
This report should be cited as: 
Walker, L.A., Lawlor, A.J., Llewellyn, N.R., Pereira M.G., Potter, E.D., Molenaar, F.M., 
Sainsbury, A.W. & Shore, R.F. (2010). Addendum to “Anticoagulant rodenticides in predatory 
birds 2007 & 2008: a Predatory Bird Monitoring Scheme (PBMS) report”.  Centre for Ecology 
& Hydrology, Lancaster, UK. 9pp.   
Centre for Ecology and Hydrology Project Number: C03310 
Suggested keywords: Annual report; Birds of prey; Rodenticide, barn owl, kestrel, red kite, 
difencaoum, bromadiolone, brodifacoum, flocoumafen, monitoring; United Kingdom (UK) 
E-copies of this report: This report can be requested through the Natural Environment Research 
Council’s Open Research Archive http://nora.nerc.ac.uk/ or can be downloaded directly from the 
PBMS website 
            
Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008: a Predatory Bird Monitoring Scheme (PBMS) report” 
  
3 
 
Table A1. Concentrations of anticoagulant rodenticides in the livers of barn owls received in 2007. 
    Concentration of rodenticide (µg/g wet wt.) 
    SGARs Other anticoagulant rodenticdes 
Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 
15431 Huntingdonshire A M ND 0.040 0.006 ND ND ND ND ND 
15482 Cheshire A M 0.016 ND ND ND ND ND ND ND 
15484 South Lincolnshire J F ND 0.003 ND ND ND ND ND ND 
15487 South Lincolnshire J M ND 0.005 ND ND ND ND ND ND 
15493 South Lincolnshire J M 0.024 0.009 0.019 ND ND ND ND ND 
15517 Huntingdonshire J F ND 0.072 ND ND ND ND ND ND 
15520 Montgomeryshire A M 0.010 ND 0.006 ND ND ND ND ND 
15522 West Norfolk A M 0.044 ND 0.007 ND ND ND ND ND 
15527 Shropshire J M 0.028 0.003 ND ND ND ND ND ND 
15533 South Lincolnshire A F 0.052 0.036 ND ND ND ND ND ND 
15534 Huntingdonshire A M ND ND 0.022 ND ND ND ND ND 
15535 South Lincolnshire J F 0.003 0.075 ND ND ND ND ND ND 
15536 South Lincolnshire  M ND ND ND ND ND ND ND ND 
15538 Cambridgeshire A F 0.022 0.004 ND ND ND ND ND ND 
15543 Cheshire J M 0.003 0.002 ND ND ND ND ND ND 
15550 Cambridgeshire A M 0.016 0.032 ND ND ND 0.024 ND ND 
15557 West Cornwall A F 0.005 ND ND ND ND ND ND ND 
15558 West Cornwall A M 0.007 0.007 ND ND ND ND ND ND 
15581 North Essex A F ND 0.009 ND ND ND ND ND ND 
15584 Shropshire J M ND 0.005 ND ND ND ND ND ND 
15591 Cambridgeshire J M 0.002 0.020 ND ND ND ND 0.006 ND 
15593 Shropshire J M ND ND ND ND ND ND ND ND 
15653 Cornwall J F 0.010 ND ND ND ND ND ND ND 
15684 East Cornwall J F ND ND ND ND ND ND ND ND 
15690 South-east Yorkshire J F ND ND ND ND ND ND ND ND 
ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – 
chlorophacinone; Diph – diphacinone. 
Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008:  a Predatory Bird Monitoring Scheme (PBMS) report” 
 
4 
 
 
Table A1 cont... Concentrations of anticoagulant rodenticides in the livers of barn owls received in 2007. 
    Concentration of rodenticide (µg/g wet wt.) 
    SGARs Other anticoagulant rodenticdes 
Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 
15691 Mid-west Yorkshire J M ND 0.022 ND ND ND ND ND ND 
15699 Hertfordshire J F ND ND ND ND ND ND ND ND 
15703 South Lincolnshire J F ND ND ND ND ND ND ND ND 
15713 South Lincolnshire A M ND ND ND ND ND ND ND ND 
15721 Huntingdonshire J F 0.005 ND ND ND ND ND ND ND 
15723 Merionethshire J F 0.002 ND ND ND ND ND ND ND 
15728 Cambridgeshire J F ND ND ND ND ND ND ND ND 
15734 Cambridgeshire J M ND ND ND ND ND ND ND ND 
15736 Dorset J F ND 0.005 ND ND ND ND ND ND 
15740 Cambridgeshire A F 0.030 0.017 0.006 ND ND ND ND ND 
15741 Staffordshire J M 0.009 ND ND ND ND ND ND ND 
15746 Bedfordshire J M ND ND ND ND ND ND ND ND 
15747 Cambridgeshire J M 0.019 0.006 ND ND ND ND ND ND 
15748 Huntingdonshire J M ND ND ND ND ND ND ND ND 
15750 Hertfordshire J F 0.025 ND ND ND ND ND ND ND 
15751 Huntingdonshire A F 0.007 0.007 0.026 ND ND ND ND ND 
15753 Cambridgeshire J F 0.095 ND ND ND ND ND ND ND 
15754 Bedfordshire J F ND 0.003 ND ND ND ND ND ND 
15755 Bedfordshire J F ND ND ND ND ND ND ND ND 
15756 Cambridgeshire J F 0.030 0.003 ND ND ND ND ND ND 
15758 Herefordshire J M 0.004 ND ND ND ND ND ND ND 
15759 Huntingdonshire J M 0.004 ND ND ND ND ND ND ND 
15764 Derbyshire J M ND ND ND ND ND ND ND ND 
15922 South Lincolnshire U M 0.070 0.006 ND ND ND ND ND ND 
ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – 
chlorophacinone; Diph – diphacinone. 
Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008: a Predatory Bird Monitoring Scheme (PBMS) report” 
  
5 
 
Table A2. Concentrations of anticoagulant rodenticides in the livers of barn owls received in 2008. 
    Concentration of rodenticide (µg/g wet wt.) 
    SGARs Other anticoagulant rodenticdes 
Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 
15771 South Lincolnshire J F ND ND ND ND ND ND ND ND 
15772 North Lincolnshire A F 0.069 ND 0.011 ND ND ND ND ND 
15773 Shropshire J M 0.042 0.061 0.013 ND ND ND ND ND 
15776 Nottinghamshire A F 0.003 0.005 ND ND ND ND ND ND 
15807 Huntingdonshire A F 0.013 0.004 ND ND ND ND ND ND 
15808 East Suffolk J M 0.007 0.014 ND ND ND ND ND ND 
15825 South Lincolnshire J F 0.006 0.004 ND ND ND ND ND ND 
15838 South Lincolnshire A F 0.005 ND 0.042 ND ND ND ND ND 
15839 South Lincolnshire J F 0.004 0.012 ND ND ND ND ND ND 
15840 South Lincolnshire J F 0.016 0.017 ND ND ND ND ND ND 
15841 South Lincolnshire J F 0.047 0.005 0.006 ND ND ND ND ND 
15845 Bedfordshire A F 0.023 0.086 ND ND ND ND ND ND 
15850 Cambridgeshire A M ND 0.062 0.034 ND ND ND ND ND 
15851 Northamptonshire A M 0.004 ND 0.723 ND ND ND ND ND 
15853 Dorset J M ND ND 0.006 ND ND ND ND ND 
15861 North Essex A M ND ND 0.042 ND ND ND ND ND 
15863 North Hampshire U F 0.004 0.007 0.005 ND ND ND ND ND 
15867 Oxfordshire A M 0.011 0.027 ND ND ND ND ND ND 
15878 Caernarvonshire A F ND 0.007 ND ND ND ND ND ND 
15888 South Lincolnshire J F 0.034 0.027 0.041 ND ND ND ND ND 
15889 South Lincolnshire  M 0.012 0.013 ND ND ND ND ND ND 
15891 South Lincolnshire A M 0.016 0.010 ND ND ND ND ND ND 
15893 South Lincolnshire J F 0.003 0.167 ND ND ND ND ND ND 
15894 North Lincolnshire A M 0.010 0.081 0.039 ND ND ND 0.006 ND 
15898 South Lincolnshire J F 0.008 ND 0.019 ND ND ND 0.007 ND 
ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – 
chlorophacinone; Diph – diphacinone. 
Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008:  a Predatory Bird Monitoring Scheme (PBMS) report” 
 
6 
 
Table A2 cont…  Concentrations of anticoagulant rodenticides in the livers of barn owls received in 2008. 
    Concentration of rodenticide (µg/g wet wt.) 
    SGARs Other anticoagulant rodenticdes 
Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 
15899 South Lincolnshire A M 0.003 0.032 ND ND ND ND 0.003 ND 
15901 South Lincolnshire A M 0.036 0.025 ND ND ND ND ND ND 
15902 South Lincolnshire J F ND ND ND ND ND ND ND ND 
15903 East Suffolk A M ND 0.020 0.106 ND ND ND ND ND 
15906 West Norfolk J M 0.016 ND 0.663 0.014 ND ND ND ND 
15912 South Essex A F 0.023 0.046 0.005 ND ND ND ND ND 
15920 South Lincolnshire A F 0.109 0.201 0.025 ND ND ND ND ND 
15924 South Lincolnshire   0.084 0.009 ND 0.005 ND ND ND ND 
15925 South Lincolnshire U F 0.008 ND 0.005 ND ND ND ND ND 
15926 South Lincolnshire A F 0.008 0.094 ND ND ND ND ND ND 
15930 North Lincolnshire J F 0.004 0.023 0.005 ND ND ND ND ND 
15933 South Lincolnshire A M 0.022 0.006 0.004 ND ND ND ND ND 
15935 South Lincolnshire J  ND ND ND ND ND ND ND ND 
15938 Berkshire  M 0.005 0.011 ND ND ND ND ND ND 
15941 West Cornwall J M 0.031 0.023 ND ND ND ND ND ND 
15943 Warwickshire J M 0.039 ND ND ND ND ND ND ND 
15949 Huntingdonshire A M 0.093 ND 0.005 ND ND ND ND ND 
15952 East Norfolk J F 0.055 0.285 ND ND ND ND ND ND 
15963 Kirkcudbrightshire J F ND ND ND ND ND ND ND ND 
15976 Merionethshire J F ND ND ND ND ND ND ND ND 
16044 Shropshire J M ND 0.007 ND ND ND ND ND ND 
16045 Hertfordshire J M ND 0.022 ND ND ND ND ND ND 
16057 Anglesey U M ND ND ND ND ND ND ND ND 
16086 East Cornwall J U ND ND 0.018 ND ND ND ND ND 
ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – 
chlorophacinone; Diph – diphacinone. 
 
 
Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008: a Predatory Bird Monitoring Scheme (PBMS) report” 
  
7 
 
Table A3. Concentrations of anticoagulant rodenticides in the livers of kestrels received in 2007 & 2008. 
    Concentration of rodenticide (µg/g wet wt.) 
    SGARs Other anticoagulant rodenticdes 
Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 
2007:-            
15463 West Ross J M ND ND ND ND ND ND ND ND 
15464 Leicestershire U M ND ND ND ND ND ND ND ND 
15521 Mid-west Yorkshire A F ND 0.004 ND ND ND ND ND ND 
15594 Worcestershire A F 0.087 1.057 0.016 ND ND ND ND ND 
15693 Isle of Wight J M ND ND 0.006 ND ND ND ND ND 
15694 Cambridgeshire J M ND ND ND ND ND ND ND ND 
15548 East Suffolk A F 0.006 0.028 ND ND ND ND ND ND 
2008:-            
15856 Huntingdonshire A M ND ND ND ND ND ND ND ND 
15892 South Lincolnshire A M 0.042 0.010 0.004 ND ND ND ND ND 
15939 West Lancashire J F ND ND 0.003 ND ND ND ND ND 
15944 * J U 0.084 0.170 ND ND ND ND ND ND 
15953 Cambridgeshire A M 0.005 0.005 ND ND ND ND ND ND 
15955 Huntingdonshire A F ND ND ND ND ND ND ND ND 
15956 Huntingdonshire A M 0.010 0.067 ND 0.010 ND ND ND ND 
15965 South Essex J U 0.004 ND ND ND ND ND ND ND 
15973 Cumberland J F ND ND ND ND ND ND ND ND 
16043 Orkney Islands J F ND ND ND ND ND ND ND ND 
16093 Oxfordshire U M 0.100 0.034 ND ND ND ND ND ND 
16095 Buckinghamshire A M 0.004 0.212 ND ND ND ND ND ND 
16097 South-west Yorkshire U M 0.374 0.072 0.375 ND ND ND ND ND 
16105 South-east Yorkshire J F 0.035 0.009 0.006 ND ND ND ND ND 
16106 South-east Yorkshire J M 0.002 0.971 ND ND ND ND ND ND 
ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – 
chlorophacinone; Diph – diphacinone. 
 
 
Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008:  a Predatory Bird Monitoring Scheme (PBMS) report” 
 
8 
 
Table A4. Concentrations of anticoagulant rodenticides in the livers of red kites received in 2007. 
    Concentration of rodenticide (µg/g wet wt.) 
    SGARs Other anticoagulant rodenticdes 
Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 
15671 Northamptonshire J M 0.030 0.040 ND ND ND ND ND 0.008 
15673 Northamptonshire A F 0.140 0.041 ND ND ND ND ND ND 
15676 Berkshire A F 0.073 ND 0.169 ND ND ND ND ND 
15677 Northamptonshire A F 0.526 ND 0.007 ND ND ND ND ND 
15678 Northamptonshire A F 0.222 0.018 0.008 ND ND ND ND ND 
15679 Oxfordshire A F 0.152 0.025 ND ND ND ND ND ND 
15680 Buckinghamshire A M 0.035 0.025 0.274 ND ND ND ND ND 
15681 Northamptonshire J M 0.179 ND ND ND ND ND ND ND 
15682 South-East Yorkshire A F 0.007 0.021 0.020 ND ND ND ND ND 
15683 Mid-West Yorkshire A M 0.346 ND 0.085 ND ND ND ND ND 
15826 Northamptonshire J F 0.014 0.025 ND ND ND ND ND ND 
16061 Buckinghamshire A M 0.039 0.104 0.066 ND ND ND ND ND 
16062 Berkshire A M 0.061 0.031 0.183 ND ND ND ND ND 
16063 Northamptonshire J M 0.080 0.102 ND ND ND ND ND ND 
16064 Buckinghamshire J F 0.047 0.109 ND 0.062 ND ND ND ND 
16066 Northamptonshire J F ND ND ND ND ND ND ND ND 
16067 Huntingdonshire J M 0.013 ND 0.489 ND ND ND ND ND 
16068 Buckinghamshire A F 0.015 0.406 ND ND ND ND 0.033 ND 
16069 Northamptonshire J F 0.270 ND ND ND ND ND ND ND 
16646 Northamptonshire A F ND ND ND ND ND ND ND ND 
16647 Montgomeryshire J U ND  0.016 ND ND ND ND ND ND 
16071 Northamptonshire A F 0.018 ND 1.154 ND 0.015 ND ND ND 
ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – 
chlorophacinone; Diph – diphacinone.  
 
 
 
Table A5. Concentrations of anticoagulant rodenticides in the livers of red kites received in 2008. 
Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008: a Predatory Bird Monitoring Scheme (PBMS) report” 
  
9 
 
    Concentration of rodenticide (µg/g wet wt.) 
    SGARs Other anticoagulant rodenticdes 
Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 
16073 Northamptonshire A F 0.278 ND 0.013 ND ND ND ND ND 
16074 Buckinghamshire J M 0.006 ND 0.168 ND ND ND ND ND 
16075 Northamptonshire A M 0.288 0.043 0.007 ND ND ND ND ND 
16076 Northamptonshire A F 0.065 0.060 0.013 ND ND 0.013 ND ND 
16077 Buckinghampshire A M 0.065 ND 0.046 ND ND ND ND ND 
16079 Leicestershire J M ND ND ND ND ND ND ND ND 
16080 Oxfordshire J F 0.044 0.127 ND ND ND ND ND ND 
16082 Buckinghampshire J F 0.006 0.052 0.105 ND ND ND ND ND 
16083 Northamptonshire J F 0.111 0.042 0.016 ND ND ND ND ND 
16084 Northamptonshire J F 0.123 0.102 ND ND ND ND ND ND 
ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – 
chlorophacinone; Diph – diphacinone. 
 
 
 
 
 


Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008: a Predatory Bird Monitoring Scheme (PBMS) report”

roda PL.A. WCentr*Inst                   1CorrespoAvenue, B Addentiredaalker, Ne for Ecologitute of Zoo                     nding authorailrigg, Lancendcidestory(. R. Llewy & Hydrology, Zoolo                   : RF Shore, Caster, LA1 4Aum t in p BirdPBMellyn, M.Rlogy, LancaLancasgical Society entre for EcoP, UK.  E-m     o “Areda MoS) r   G. Peréir.F. Shore ster Enviroter, LA1 4A  of London    logy and Hydail: rfs@ceh.nticotorynitorepora, E.D. P1 nment CentP, UK , Regents Prology, Lancaac.uk. Webs  agul birding t otter, A.Wre, Libraryark, Londonster Environmite: http://wwant s 200Sche. Sainsb Avenue, Ba NW1 4RYent Centre, Lw.ceh.ac.uk/ 9: me ury*& ilrigg, , UK  ibrary         This report should be cited as: Walker, L.A., Llewellyn, N.R., Pereira M.G., Potter, E.D., Sainsbury, A.W. & Shore, R.F. (2010). Addendum to “Anticoagulant rodenticides in predatory birds 2009: a Predatory Bird Monitoring Scheme (PBMS) report”.  Centre for Ecology & Hydrology, Lancaster, UK. 5pp.   Centre for Ecology and Hydrology Project Number: NEC04288 Suggested keywords: Annual report; Birds of prey; Rodenticide, barn owl, kestrel, red kite, difenacoum, bromadiolone, brodifacoum, flocoumafen, monitoring; United Kingdom (UK) E-copies of this report: This report can be requested through the Natural Environment Research Council’s Open Research Archive http://nora.nerc.ac.uk/ or can be downloaded directly from the PBMS website               Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008: a Predatory Bird Monitoring Scheme (PBMS) report”   3  Table 1. Concentrations of anticoagulant rodenticides in the livers of barn owls received in 2009.     Concentration of rodenticide (µg/g wet wt.)     SGARs Other anticoagulant rodenticdes Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 16107 North-east Yorks. Juvenile F ND 0.078 0.004 ND ND ND ND ND 16108 Bedfordshire * M 0.006 0.006 0.008 ND ND ND ND ND 16110 East Norfolk Juvenile F 0.024 0.003 0.008 ND ND ND ND ND 16114 Surrey * M ND 0.011 ND ND ND ND ND ND 16117 Staffordshire Juvenile M ND 0.004 ND ND ND ND ND ND 16127 South Essex Juvenile M 0.061 0.013 ND ND ND ND ND ND 16128 South Essex Adult M 0.094 0.330 0.007 ND ND ND ND ND 16136 West Sussex Adult F 0.034 0.067 ND ND ND ND ND ND 16137 North-east Yorks. Adult * ND 0.109 ND ND ND ND ND ND 16138 Cambridgeshire Adult M 0.027 ND ND ND ND ND ND ND 16143 East Ross Adult M 0.007 ND 0.511 ND ND ND ND ND 16148 Mid-west Yorks. Juvenile F ND ND 0.585 ND ND ND ND ND 16185 South Lincolnshire Juvenile F ND ND ND ND ND ND ND ND 16186 South Lincolnshire Adult F 0.017 0.003 0.007 ND ND ND ND ND 16193 South Lincolnshire Adult F 0.099 0.008 0.020 ND ND ND ND ND 16195 South Lincolnshire * M 0.010 0.002 ND ND ND ND ND ND 16203 Staffordshire * M 0.015 0.015 0.010 ND ND ND ND ND 16204 Worcestershire Juvenile M 0.035 0.049 ND ND ND ND ND ND 16205 Oxfordshire Juvenile M 0.007 0.006 ND ND ND ND ND ND 16214 Buckinghamshire Adult F 0.013 ND 0.006 ND ND ND ND ND 16217 East Suffolk Adult F 0.045 0.019 0.009 ND ND ND ND ND 16218 Anglesey Juvenile M 0.005 0.007 ND ND ND ND ND ND 16219 Anglesey Juvenile M ND ND 0.010 ND ND ND ND ND 16229 S. Northumb’land Juvenile F ND ND 0.003 ND ND ND ND ND 16230 South Somerset Juvenile M 0.003 0.083 0.003 ND ND ND ND ND 16244 West Cornwall Adult M ND 0.005 ND ND ND ND ND ND ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – chlorophacinone; Diph – diphacinone.  Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008:  a Predatory Bird Monitoring Scheme (PBMS) report”  4  Table 1 contd. Concentrations of anticoagulant rodenticides in the livers of barn owls received in 2009.     Concentration of rodenticide (µg/g wet wt.)     SGARs Other anticoagulant rodenticdes Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 16245 East Cornwall Adult F 0.003 ND ND ND ND ND ND ND 16266 Cambridgeshire Adult M 0.019 0.066 0.004 ND ND ND ND ND 16350 East Cornwall Juvenile M ND ND ND ND ND ND ND ND 16355 Huntingdonshire Juvenile F ND 0.013 ND ND ND ND ND ND 16357 South Northumberland Juvenile F ND 0.061 ND ND ND ND ND ND 16358 South Northumberland Juvenile U ND ND ND ND ND ND ND ND 16362 Oxfordshire Juvenile F ND ND ND ND ND ND ND ND 16364 East Suffolk Juvenile F 0.040 0.046 ND ND ND ND ND ND 16370 Northamptonshire Juvenile M ND ND ND ND ND ND ND ND 16371 South-east Yorkshire Juvenile M 0.006 ND 0.007 ND ND ND ND ND 16372 Hertfordshire Adult F ND 0.003 0.009 ND ND ND ND ND 16373 Warwickshire Adult F 0.034 ND 0.009 ND ND ND ND ND 16374 Huntingdonshire Juvenile M ND ND ND ND ND ND ND ND 16386 South Hampshire Juvenile M 0.003 0.002 ND ND ND ND ND ND 16390 Cambridgeshire Juvenile M ND 0.005 ND ND ND ND ND ND 16396 East Cornwall Juvenile M ND ND 0.003 ND ND ND ND ND 16402 Staffordshire Adult F 0.072 0.005 0.023 ND ND ND ND ND 16403 Berwickshire Juvenile M ND 0.002 ND ND ND ND ND ND 16405 Cambridgeshire Juvenile M 0.004 0.004 ND ND ND ND ND ND 16406 South Lincolnshire Juvenile F 0.037 0.003 ND ND ND ND ND ND 16411 South Lincolnshire Juvenile F ND ND 0.004 ND ND ND ND ND 16414 North-west Yorkshire Adult F ND 0.021 0.004 ND ND ND ND ND 16418 * Adult M ND 0.002 ND ND ND ND ND ND 16429 Cambridgeshire Juvenile F ND 0.075 0.005 ND ND ND ND ND 16432 Northamptonshire Juvenile F ND 0.042 ND ND ND ND ND ND 16446 South Lincolnshire Juvenile F 0.070 ND ND ND ND ND ND ND ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – chlorophacinone; Diph – diphacinone.  Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008: a Predatory Bird Monitoring Scheme (PBMS) report”   5     Table 2. Concentrations of anticoagulant rodenticides in the livers of red kites received in 2009.     Concentration of rodenticide (µg/g wet wt.)     SGARs Other anticoagulant rodenticdes Bird Vice-County Age Sex Difen Brom Brod Floc Warf Coum Chloro Diphac 16393 Berkshire Adult M 0.050 ND 0.220 ND ND ND ND ND 16394 Northamptonshire Juvenile M ND ND ND ND ND ND ND ND 16397 S. Northumb’land Adult M 0.447 ND 0.066 0.001 ND ND ND ND 16398 Mid-West Yorks. Juvenile M 0.174 ND 0.487 ND ND ND ND ND 16622 Mid-West Yorks. Juvenile M 0.293 0.061 0.005 ND ND ND ND ND ND = Non-Detected; Difen – difenacoum; Brom – bromadiolone; Brod – brodifacoum; Floc – flocoumafen; Warf – warfarin; Coum – coumatetralyl; Chloro – chlorophacinone; Diph – diphacinone.   

Addendum to “Anticoagulant rodenticides in predatory birds 2009: a Predatory Bird Monitoring Scheme (PBMS) report”

http://nora.nerc.ac.uk/11536/1/PBMS_Rodenticides_2007-8_Addendum.pdf

Addendum to “Anticoagulant rodenticides in predatory birds 2007 & 2008: a Predatory Bird Monitoring Scheme (PBMS) report”

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