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Hi Steve & All,
I would try drilling a small hole on the circumference and using a=20
coping saw to cut the round or oval hole. For a snag-free hole one could=20
heat the plate on a metal pie plate in an oven.
Yt, DW, Kentville
------ Original Message ------
From: "Stephen Shaw" <srshaw@Dal.Ca>
To: "naturens@chebucto.ns.ca" <naturens@chebucto.ns.ca>
Sent: 7/20/2018 2:37:15 PM
Subject: Re: [NatureNS] Swallow news - Plexiglas
>Fritz, interesting, thanks for the tip, we have the squirrel-chew=20
>problem too.
>I=E2=80=99d have thought that PMMA [Plexiglas (US) / Acrylic (Cdn) / Persp=
ex=20
>(UK)] would be too soft and therefore just as easily chewed by=20
>squirrels as wood =E2=80=94 copper sheet would be needed instead, but=20
>apparently not so. Presumably they just don=E2=80=99t like the taste?
>
>I have plenty of offcuts so will try it. Do you use the widely=20
>available 1/4=E2=80=9D thickness, see-through clear sheet, or is black 1/4=
=E2=80=9D=20
>equally or more effective, or does it matter, or does the thickness=20
>matter (if known)? Drilling big holes in the thinner sheets is a bit=20
>of a challenge as it shatters easily.
>Steve (Hfx)
>
>On Jul 19, 2018, at 4:00 PM, Fritz McEvoy <fritzmcevoy@hotmail.com>=20
>wrote:
>
>> ... Another reason for the late breeding may have to do with the=20
>>predator guards I put on most of my boxes in May. Although squirrels =20
>>are not - in my experience- swallow predators here, they do like to=20
>>make the entrance holes bigger and then use the boxes as roosts or=20
>>nests. The guards (a 3"x 3" Plexiglas plate with a 1 1/2" hole screwed=20
>>over the box opening) seem to have worked well so far and the boxes=20
>>have not been filled with hay or shredded bark.
>> I'll have a better idea of how the season went in the fall after=
=20
>>I've cleaned out the boxes. All the best.
>>
>> Fritz McEvoy
>> Sunrise Valley, CB (near Dingwall)
>
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<body><div>Hi Steve & All,</div><div>=C2=A0 =C2=A0 I would try drilling =
a small hole on the circumference and using a coping saw to cut the round=
or oval hole. For a snag-free hole one could heat the plate on a metal pie=
plate in an oven.=C2=A0</div><div>Yt, DW, Kentville=C2=A0</div>
<div><br /></div>
<div>------ Original Message ------</div>
<div>From: "Stephen Shaw" <<a href=3D"mailto:srshaw@Dal.Ca">srshaw@Dal.C=
a</a>></div>
<div>To: "naturens@chebucto.ns.ca" <<a href=3D"mailto:naturens@chebucto.=
ns.ca">naturens@chebucto.ns.ca</a>></div>
<div>Sent: 7/20/2018 2:37:15 PM</div>
<div>Subject: Re: [NatureNS] Swallow news - Plexiglas</div><div><br /></div=
>
<div id=3D"x1808fc4a3e16431" style=3D"word-wrap: break-word; -webkit-nbsp-m=
ode: space; -webkit-line-break: after-white-space;"><blockquote cite=3D"8C6=
CC86F-7CC8-420F-AE85-A45F43A2E9A0@dal.ca" type=3D"cite" class=3D"cite2">
Fritz, interesting, thanks for the tip, we have the squirrel-chew problem t=
oo. =C2=A0
<div>I=E2=80=99d have thought that PMMA [Plexiglas (US) / Acrylic (Cdn) / P=
erspex (UK)] would be too soft and therefore just as easily chewed by squir=
rels as wood =E2=80=94 copper sheet would be needed instead, but apparently =
not so. =C2=A0 Presumably they just don=E2=80=99t like the taste?
<div><br />
</div>
<div>I have plenty of offcuts so will try it. =C2=A0Do you use the widely a=
vailable 1/4=E2=80=9D thickness, see-through clear sheet, or is black 1/4=
=E2=80=9D equally or more effective, or does it matter, or does the thickne=
ss matter (if known)? =C2=A0Drilling big holes in the thinner
sheets is a bit of a challenge as it shatters easily.</div>
<div>Steve (Hfx)<br />
<br />
<div>
<div>On Jul 19, 2018, at 4:00 PM, Fritz McEvoy <<a href=3D"mailto:fritzm=
cevoy@hotmail.com">fritzmcevoy@hotmail.com</a>> wrote:</div>
<br />
<blockquote type=3D"cite" class=3D"cite">
<div dir=3D"ltr" style=3D"font-family: Helvetica; font-size: 12px; font-sty=
le: normal; font-variant: normal; font-weight: normal; letter-spacing: norm=
al; line-height: normal; orphans: auto; text-align: start; text-indent: 0px=
; text-transform: none; white-space: normal; widows: auto; word-spacing: 0p=
x; -webkit-text-stroke-width: 0px;">
<div style=3D"font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;=
">=C2=A0 =C2=A0 ... =C2=A0Another reason for the late breeding may have to=
do with the predator guards I put on most of my boxes in May. Although squi=
rrels=C2=A0 are not - in my experience- swallow predators
here, they do like to make the entrance holes bigger and then use the boxe=
s as roosts or nests. The guards (a 3"x 3" Plexiglas plate with a 1 1/2"=C2=
=A0hole screwed over the box opening)=C2=A0seem to have worked well so far=
and the boxes have not been filled with hay
or shredded bark.</div>
<div style=3D"font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;=
">=C2=A0 =C2=A0 =C2=A0 I'll have a better idea of how the season went in th=
e fall after I've cleaned out the boxes. All the best.</div>
<div style=3D"font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;=
"><br />
</div>
<div style=3D"font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;=
">=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0Fritz McEvoy</div>
<div style=3D"font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;=
">=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0Sunrise Valley, CB=C2=A0(near Dingwall)=
</div>
</div>
</blockquote>
</div>
<br />
</div>
</div>
</blockquote></div>
</body></html>
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