FL02 PDF (212pp) - Page 9

insects, the main food for most
Rivers failing their chronic pollution limits (above 0.035 g/L) for neonicotinoids:
fish. These results are highly
Primarily polluted with Imidacloprid.
alarming in the context of wideRiver Ouse (Bedfordshire) – Mixed arable/grassland, with wastewater treatment plant.
spread declines in aquatic insect
Somerhill Stream – Urban, with wastewater treatment plant.
life and fish populations. We
Wyke Beck – Urban, with wastewater treatment plant.
urge the government to act
Primarily polluted with Clothianidin
urgently to ban continued use of
River Ancholme – Arable with small wastewater treatment plants.
these chemicals to protect
River Tame – Urban, with wastewater treatment plants.
wildlife, fisheries and drinking
Polluted with both Clothianidin and Imidacloprid
water supply.”
Sincil Dyke – Arable with urban, with wastewater treatment plants (River Witham).
M a t t S h a r d l o w, C E O o f
Polluted with both Clothianidin and Thiamethoxam
Buglife, said: “We are devastated
River Waveney – Arable, catchment sensitive farming, with wastewater treatment plants.
to discover that many British
River Wensum – Arable, catchment sensitive farming, with wastewater treatment.
rivers have been heavily damaged by neonicotinoid insectiticides in the spring and on flowering
dae) and some other Diptera have
cides. It is vital that action is taken to
crops. In the next couple of months
similar sensitivity.
completely ban these three toxins,
Member State representatives are
Van Dijk et al. (2013) found that the
including in greenhouses and on pets,
expected to vote on an extension of
macrofauna abundance in Dutch surbefore another year of disgraceful polthe ban that would prevent the use of
face waters dropped sharply between
lution occurs.”
Imidacloprid, Clothianidin and Thi0.013 and 0.067 g/L of imidacloprid.
Arlin Rickard, CEO of The Rivers
amethoxam on outdoor crops, includHallmann et al. (2014) found that
Trust, said: “Recent history has
ing sugar beet, but would allow their
water pollution levels of just 0.02 g/L
shown how agricultural chemicals
continued use in greenhouses and on
of imidacloprid led to a 30% fall in bird
which we initially thought were safe
numbers over ten years.
have proven extremely damaging to
UK monitoring data was accessed
In December 2013, the European
the environment and our wildlife. The
via the Eionet website in November
Commission restricted use of three
Rivers Trust works closely with farm2017. n
highly bee-toxic neonicotinoid insecers and growers to reduce and better
target chemical and fertiliser usage,
however some chemicals are just too
damaging and persistent to be tolerated.”
There are no official Environmental
Quality Standards for Neonicotinoids
Dear Editor,
in European water bodies, but a
My name’s Sam Clare, and I’m on the
global review (Morrissey et al. 2015)
committee for British Airways Clubs
recommended that “ecological
Angling Society, BACAS. We have a
thresholds for neonicotinoid water
close affiliation with the angling projconcentrations need to be below 0.2
ects in Wraysbury. I’m looking at
g/L (short term acute) or 0.035 g/L
arranging a fishing match with a raf(long-term chronic) to avoid lasting
fle and BBQ with all proceeds going
effects on aquatic invertebrate comto the Les Webber Foundation somemunities”.
time in July 2018. I don’t know if you
nies, and I wanted to ask for any
Buglife first raised concerns about
have heard of Les Webber and the
donation to such a great cause if you
the freshwater impacts of neonicotiAngling Projects in Wraysbury. It
speak to them.
noids with the UK Government in
helps give children and adults of all
Thanks for taking the time to read
abilities a taste of the sport we love.
this. Any help we receive from you
Alexander, Heard & Culp 2008 –
Les has put his whole life in to this
will be very much appreciated.
mayflies of the genera Baetis and
place, and his passion for helping othwww.angling-projects.org.uk
Epeorus showed a reduction in reproers learn about fishing is an inspiraPlease contact me for any further
ductive success when exposed to
tion to all. But I’m sure you are aware
information Sam: 07807026659
concentrations of imidacloprid as low
that the running costs of such a place
as 0.1 µg/l and in addition there were
rise each year. I’m trying to get raffle
About Les Webber and the Angling
reductions in head length in Baetis
prizes/auction prizes for the day. I
Projects Team:
and thorax length in Epeorus.
know some of you guys are linked
L e s We b b e r M B E w a s b o r n i n
Roessink et al. (2013) examined
with various bait and tackle compaHillingdon, Middlesex in 1937. He
acute and chronic toxicity of imidawent to school in Uxbridge and
cloprid to a comprehensive range of
started fishing when he was eight
aquatic insects and other crustaceans
years old and hasn’t looked back
and found that mayflies
since. He’s an an all-round angler who
(Ephemeroptera) and caddisflies (Trienjoys fishing for many species. He is
choptera) were the most sensitive
equally at home fishing for big carp
species in both acute and chronic
and other species around the world as
tests, with LC50 and EC50 values in
well as big fish here in the UK. He
the range of 0.1–0.3 g/L; other studtruly enjoys fishing for specimen carp,
ies have shown midges (Chironomiroach, tench, barbel and pike.


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