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Troyer Nestboxes

(All material was originally posted on the mailing list Bluebird-L  or Bluebird and reposted here with only slight modifications to make them more readable in an HTML format, for more information about Bluebird-L check out the following http://www.cit.cornell.edu/cit-pubs/email/using-lists/index.html. or for the mailing list Bluebird run by Dusty Bleher check out http://fsinc.com/wildbirds/Bluebird/List)
If you are the author of a posting to one of the mailing lists and you would like to see a particular post (or posts) removed from these web pages please contact me at: bluebirdbox@cox.net and I will remove whatever material you like.  If you have an opinion different than one posted hear you need not contact me as often I will have a different opinion also.  My intent is to try and provide both sides to the issues confronting bluebirders and to do so in an impartial manner.

In cases in which quoted material has been deleted to save space, it is indicated by an ellipsis (....)

In addition to the messages that have appeared on the Bluebird Mailing Lists on this topic I have the following on my web site: 
bulletNestbox Comparison Studies From New York  
bulletThat Remarkable Peterson Entrance by Wayne H. Davis
bulletThose Oval Holes
bulletThe great entrance-hole debate by Myrna Pearman
bulletStarlings and oval-holed nest boxes by Kevin Berner
bulletNestBox software (shareware) demo
bulletBluebird Nest Box Drawings
bulletNest Box Mounting Methods
bulletNestbox, Sparrow Trap, Coon Guard Drawings
bulletRoost Boxes
bulletOther Nest boxes
bulletNest Box Preferences
bulletDescriptive Nesting Histories Of Possible Bluebird Box Occupants
bulletROOFS —  Everything  MORE THAN You Wanted to Know by Steve Eno
bulletWinterizing Your Bluebird Boxes Permanently by Svante Humbla
bulletResults of Additional Research Regarding the Bauldry/Open Topped Box Design by Diane Barbin.
bulletPairing houses: How do you do the math? by Linda Janilla

From: "Larry A Broadbent" <rockets@mnsi.net>
To: <BLUEBIRD-L@cornell.edu>
Subject: Troyer slot nestbox
Date: Sun, 20 Oct 2002 10:35:44 -0400

Troyer Slot Nestbox
http://www.bbne.org/pdf/boxtroy.pdf 

I built one of the Troyer style Slot Nestboxes from the above plans.
Material: 1" thick Eastern White Pine
Slot: 1 3/16" to 1 1/4" as per plans
- I only used a 1" thick piece of White Pine for the back, instead of the 1 1/2" the plan calls for.
- I made the door and ceiling 4" wide, instead of the 3 1/2" the plan calls for.

Has anyone had any success with this rather shallow depth, Slot entrance style nestbox? Looks like the Tree Swallows will love it. But how well will the Bluebirds take to it.

Regards,
Larry A Broadbent
Chatham, Ontario
Canada

Date: Sun, 20 Oct 2002 10:18:15 -0700
From: Linda Violett <lviolett@earthlink.net>
To: "Bluebird-L@cornell.edu" <Bluebird-L@cornell.edu>
Subject: Re: Troyer slot nestbox

Linda Violett - Yorba Linda, Calif.

Larry, on my urban trail of western bluebirds, the Troyer box appears to be too shallow to protect nestlings from avian predators; but I do not have any actual experience with the box.

You piqued my curiosity as to whether there a particular feature of the Troyer Slot Box that satisfies a special situation on your trail. In other words, why would you (and other monitors) choose it over other box designs? And, if the appealing feature was the slot opening across the top, why not simply add a slot opening to the larger Peterson box since both designs are similar? If the appealing feature was its shallow depth, were you trying to attract/help tree swallows?

Interestingly, the plans for the Troyer Slot Box seem to be more widespread than its actual use in the field; thank you for providing the online link so everyone has a quick reference.

> Larry A Broadbent wrote:
>
> Troyer Slot Nestbox
> http://www.bbne.org/pdf/boxtroy.pdf

...

From: "Fawzi P. Emad" <femad@comcast.net>
To: <rockets@mnsi.net>, <BLUEBIRD-L@cornell.edu>
Subject: Re: Troyer slot nestbox
Date: Sun, 20 Oct 2002 14:10:16 -0400

I have never used the Troyer box, but it is my understanding that the gusset and optional pull-out tray are to discourage House Sparrows by making the space inside the box less than a HOSP would like (similar to the Gilbertson 4" PVC box.) I have been moving in the opposite direction, building large "mansions" with two front entrance holes according to the designs by Linda V. from California. I like the extra space and the additional "escape" hole. Recent tests I have conducted show these "mansions" to be quite cool when properly constructed and vented (slightly cooler than a well made NABS
box.) I am still analyzing the data obtained from these tests, and I hope to report to all of you when my time permits, most likely in December.

Fawzi

Fawzi Emad in Laytonsville, Maryland
femad@comcast.net

----- Original Message -----
From: "Larry A Broadbent" <rockets@mnsi.net>
To: <BLUEBIRD-L@cornell.edu>
Sent: Sunday, October 20, 2002 10:35 AM
Subject: Troyer slot nestbox

...

Date: Mon, 21 Oct 2002 08:43:45 -0400
To: Bluebird-L <Bluebird-L@cornell.edu>
From: Haleya Priest <mablue@gis.net>
Subject: Troyer Slot

Haleya Priest Amherst MA
I have one original made by Troyer Slot box and it is one of my best producing. The Bluebirds love it!!! Also of the very few nests that made the really devastating cold we had in May (I lost 75% of my nestlings) this nest in my Troyers was one of the few that made it.

However, I have had one house sparrow attack in the box so always caution to think any boxes will keep HOSP out. :-) H

Haleya Priest mablue@gis.net
The online Bluebird Reference Guide: http://birds.cornell.edu/bluebirds/
Massachusetts Bluebird Association: http://herper.tripod.com/mbahome.html
Cornell's Birdhouse Network: http://birds.cornell.edu/birdhouse/
North American Bluebird Society: http://nabluebirdsociety.org/ 

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