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Index of Subjects
Index of Subjects --047d7bf0bfcca6ea0605253b15e1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Hello, Followers of this thread may be interested in the following article: ROAD SALTS AND WILDLIFE - AN ASSESSMENT OF THE RISK available as a pdf here: http://www.iceandsnowtechnologies.com/articles/WildlifeSD.pdf Though rarely, I have also seen road salt with a high iron oxide content (as determined by even deep rust colour and verification with Moncton Public Works dept.) and wondered about iron toxicosis in wildlife species. Does anyone have further info on this? Ron On Mon, Nov 23, 2015 at 3:48 PM, Hebda, Andrew J <Andrew.Hebda@novascotia.c= a > wrote: > Thanks Steve will follow up... > ________________________________________ > From: naturens-owner@chebucto.ns.ca [naturens-owner@chebucto.ns.ca] on > behalf of Stephen Shaw [srshaw@Dal.Ca] > Sent: November-23-15 3:40 PM > To: naturens@chebucto.ns.ca > Subject: RE: [NatureNS] sparrows and CN- > > Andrew: Never heard of it, but if you simply dial 'cyanide in road salt= ' > into Google, this springs lots of references. It's not 'cyanide' as in > lethal HCN or NaCN, but the less toxic salt sodium ferrocyanide that's us= ed > as the anti-caking agent -- apparently lots of it. > A couple of the references point out, however, that in certain situations > (e.g. acidic conditions and strong sunlight), some of this ferrocyanide i= n > the run-off melt will break down to liberate cyanide ions (CN-) which are > soluble and highly toxic. Scary. > Steve > ________________________________________ > From: naturens-owner@chebucto.ns.ca [naturens-owner@chebucto.ns.ca] on > behalf of Hebda, Andrew J [Andrew.Hebda@novascotia.ca] > Sent: Monday, November 23, 2015 1:23 PM > To: naturens@chebucto.ns.ca > Subject: RE: [NatureNS] sparrows > > From some of the recent Amphibian work being undertaken, it was suggested > that there are cyanide-base anti-caking agents used in road salt. Has > anyone come across reference to that? > > A H > ________________________________________ > From: naturens-owner@chebucto.ns.ca [naturens-owner@chebucto.ns.ca] on > behalf of Laviolette, Lance [lance.laviolette@lmco.com] > Sent: November-23-15 12:15 PM > To: naturens@chebucto.ns.ca > Subject: RE: [NatureNS] sparrows > > No question Paul. It=E2=80=99s a not often considered environmental hazar= d of > highways and roads. > > Lance > > From: naturens-owner@chebucto.ns.ca [mailto:naturens-owner@chebucto.ns.ca= ] > On Behalf Of rita.paul@ns.sympatico.ca > Sent: Saturday, November 21, 2015 11:16 AM > To: naturens@chebucto.ns.ca > Subject: EXTERNAL: RE: [NatureNS] sparrows > > One thing not mentioned in the discussion Lance was the use of > road salt. It very effectively wiped out the Hungarian Partridge on PEI. > They went from plentiful to rare in a few years after salt came into use. > They would get gravel for grit along the road and pick up salt. > The same may have happened to House Sparrows also - come to think of > it rats - the Norway kind - have had an unlamented decline also. > All 3 species are of the invasive kind. The history of most invasive > species is > that they thrive for a time and then die down. > Enjoy the November rain > Paul > --=20 Ronald G. Arsenault Halifax, Nova Scotia --047d7bf0bfcca6ea0605253b15e1 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr">Hello,<div><br></div><div>Followers of this thread may be = interested in the following article:=C2=A0ROAD SALTS AND WILDLIFE - AN ASSE= SSMENT OF THE RISK available as a pdf here:=C2=A0<a href=3D"http://www.iceandsnowtech= nologies.com/articles/WildlifeSD.pdf">http://www.iceandsnowtechnologies.com= /articles/WildlifeSD.pdf</a></div><div><br></div><div>Though rarely, I have= also seen road salt with a high iron oxide content (as determined by even = deep rust colour and verification with Moncton Public Works dept.) and wond= ered about iron toxicosis in wildlife species.=C2=A0 Does anyone have furth= er info on this?</div><div><br></div><div>Ron</div></div><div class=3D"gmai= l_extra"><br><div class=3D"gmail_quote">On Mon, Nov 23, 2015 at 3:48 PM, He= bda, Andrew J <span dir=3D"ltr"><<a href=3D"mailto:Andrew.Hebda@novascot= ia.ca" target=3D"_blank">Andrew.Hebda@novascotia.ca</a>></span> wrote:<b= r><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:= 1px #ccc solid;padding-left:1ex">Thanks Steve will follow up...<br> ________________________________________<br> From: <a href=3D"mailto:naturens-owner@chebucto.ns.ca">naturens-owner@chebu= cto.ns.ca</a> [<a href=3D"mailto:naturens-owner@chebucto.ns.ca">naturens-ow= ner@chebucto.ns.ca</a>] on behalf of Stephen Shaw [srshaw@Dal.Ca]<br> Sent: November-23-15 3:40 PM<br> To: naturens@chebucto.ns.ca<= br> Subject: RE: [NatureNS] sparrows and CN-<br> <div class=3D"HOEnZb"><div class=3D"h5"><br> Andrew:=C2=A0 =C2=A0Never heard of it, but if you simply dial 'cyanide = in road salt' into Google, this springs lots of references.=C2=A0 It= 9;s not 'cyanide' as in lethal HCN or NaCN, but the less toxic salt= sodium ferrocyanide that's used as the anti-caking agent -- apparently= lots of it.<br> A couple of the references point out, however, that in certain situations (= e.g. acidic conditions and strong sunlight), some of this ferrocyanide in t= he run-off melt will break down to liberate cyanide ions (CN-) which are so= luble and highly toxic.=C2=A0 Scary.<br> Steve<br> ________________________________________<br> From: <a href=3D"mailto:naturens-owner@chebucto.ns.ca">naturens-owner@chebu= cto.ns.ca</a> [<a href=3D"mailto:naturens-owner@chebucto.ns.ca">naturens-ow= ner@chebucto.ns.ca</a>] on behalf of Hebda, Andrew J [<a href=3D"mailto:And= rew.Hebda@novascotia.ca">Andrew.Hebda@novascotia.ca</a>]<br> Sent: Monday, November 23, 2015 1:23 PM<br> To: naturens@chebucto.ns.ca<= br> Subject: RE: [NatureNS] sparrows<br> <br> From some of the recent Amphibian work being undertaken, it was suggested t= hat there are cyanide-base anti-caking agents used in road salt.=C2=A0 Has = anyone come across reference to that?<br> <br> A H<br> ________________________________________<br> From: <a hre