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Index of Subjects --Apple-Mail-E5E1DE86-B5EF-475C-B4E4-549064633AB4 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Aside from the sewage pond nesting potential, I am always impressed by the h= uge numbers that collect at these locations in Spring and especially before l= eaving in fall. Many eBird reports of hundreds of Swallows of all sorts taki= ng advantage of the insect bounty. Valuable man-made habitats that should al= ways have safe (both for the birds and the humans) viewing areas built in.=20= Nancy D Sent from my iPad > On Mar 15, 2019, at 4:07 PM, George Forsyth <ge4syth@gmail.com> wrote: >=20 > Hi All, >=20 > I just came in from cleaning the Tree Swallow nest boxes that I have erect= ed at the Port Williams, Kings Co sewer treatment ponds. The boxes are eithe= r attached to the power poles going out to the ponds, or on fence posts arou= nd the pond. There are sixteen boxes in total. The ponds are about 2.3 hecta= res (5.7 acres), and the distance from the first box to the farthest box is 2= 00 meters. So it is only a small area, but very productive! >=20 > Nine of the boxes had complete nests, with feathers, and appeared to have p= artly decomposed feces. So a little over fifty percent successful.=20 > There was one nest with four unhatched eggs, two nests with grass but no f= eathers, one box with feathers but no grass. One box had a nest with one dea= d adult bird and at least one juvenile bird, both badly decomposed. One box w= as successful but not for Tree Swallows, it had a wasp comb on the underside= of the roof, and some wasps that were crawling around inside the box, I lef= t all of this in the box. >=20 > The nine used boxes could have produced up to thirty six fledglings! >=20 > See my eBird checklist from 25 May 2018. for some photos, one of a male Tr= ee Swallow with a leg band. I would be interesting to know where it was band= ed. > https://ebird.org/canada/view/checklist/S46017417 >=20 > Waiting for the return of the Tree Swallows to Port Williams. 2018 I saw s= ome on 22 April, 2017 on the 11 of April! so not really that long of a wait.= >=20 > Cheers, George Forsyth >=20 --Apple-Mail-E5E1DE86-B5EF-475C-B4E4-549064633AB4 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable <html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D= utf-8"></head><body dir=3D"auto">Aside from the sewage pond nesting potentia= l, I am always impressed by the huge numbers that collect at these locations= in Spring and especially before leaving in fall. Many eBird reports of hund= reds of Swallows of all sorts taking advantage of the insect bounty. Valuabl= e man-made habitats that should always have safe (both for the birds and the= humans) viewing areas built in. <div><br></div><div>Nancy D<br><br><di= v id=3D"AppleMailSignature" dir=3D"ltr">Sent from my iPad</div><div dir=3D"l= tr"><br>On Mar 15, 2019, at 4:07 PM, George Forsyth <<a href=3D"mailto:ge= 4syth@gmail.com">ge4syth@gmail.com</a>> wrote:<br><br></div><blockquote t= ype=3D"cite"><div dir=3D"ltr"><div dir=3D"ltr"><div dir=3D"ltr"><div><div><d= iv><div><div><div>Hi All,<br><br></div>I just came in from cleaning the Tree= Swallow nest boxes that I have erected at the Port Williams, Kings Co sewer= treatment ponds. The boxes are either attached to the power poles going out= to the ponds, or on fence posts around the pond. There are sixteen boxes in= total. The ponds are about 2.3 hectares (5.7 acres), and the distance from t= he first box to the farthest box is 200 meters. So it is only a small area, b= ut very productive!<br><br></div>Nine of the boxes had complete nests, with f= eathers, and appeared to have partly decomposed feces. So a little over fift= y percent successful. <br>There was one nest with four unhatched eggs, two n= ests with grass but no feathers, one box with feathers but no grass. One box= had a nest with one dead adult bird and at least one juvenile bird, both ba= dly decomposed. One box was successful but not for Tree Swallows, it had a w= asp comb on the underside of the roof, and some wasps that were crawling aro= und inside the box, I left all of this in the box.<br><br></div>The nine use= d boxes could have produced up to thirty six fledglings!<br><br></div>See my= eBird checklist from 25 May 2018. for some photos, one of a male Tree Swall= ow with a leg band. I would be interesting to know where it was banded.<br><= a href=3D"https://ebird.org/canada/view/checklist/S46017417">https://ebird.o= rg/canada/view/checklist/S46017417</a><br><br></div>Waiting for the return o= f the Tree Swallows to Port Williams. 2018 I saw some on 22 April, 2017 on t= he 11 of April! so not really that long of a wait.<br><br></div>Cheers, Geor= ge Forsyth<br><div><div><div><div><br></div></div></div></div></div></div> </div></blockquote></div></body></html>= --Apple-Mail-E5E1DE86-B5EF-475C-B4E4-549064633AB4--
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