mountain bluebird house hole size

Do not add or buy any birdhouse with a perch. A Nest-Box Plan for Western and Mountain Bluebirds This is a fairly easy box to build.

Free Bluebird House Plans Multiple Designs

Bluebird Predators - Raccoons are a significant predator of bluebird nest boxes however they.

. Below we have included free bluebird house plans a simple one-board box thats relatively easy to build. Fortunately it is easy to increase or decrease the size of a birdhouse hole and still use the house design you are interested in. Entry hole would be located in the center of the box measuring 8 inches up from the inner base.

The large roof provides extra protection from rain and predators. Welcome mountain and western bluebirds to their new home. Nest boxes help maintain bluebird populations that have declined by as much as 90.

The size of the entrance hole can be adjusted from 1¼ to 1 38 inches by bending a stiff wire. Mountain Bluebird and Western Bluebird ranges overlap in some areas and Mountains need a 1 916 hole. Create a 1515625 inch 38103969 cm entrance hole in the front piece.

However Mountain Bluebirds hardly prefer a little bigger holes that are 1 916 inches 40 cm in diameter. A spacious nest box smelling of fresh wood whats not to love when youre a mountain bluebird or a western bluebird. A drawback is the larger hole will admit.

When building or buying a bluebird house make sure you consider the size of the entrance hole. 1½ for Western Bluebirds 1⁹₁₆ for Mountain Bluebirds ¼ vent pivot Side nails View latch nail recess floor 11½ Side Side Top Bottom Back 10 Front ½ 14 6½ 5. The entry hole size is the first thing to think about.

If competition with tree swallows is an issue the houses may be placed in pairs 15-45m 5-15. Nesting bluebirds enter through a 2¼-inch U-shaped hole directly beneath the flat roof. The hole size is an essential dimension for a powerful and safe Bluebird house.

Suitable for western bluebirds and usually for mountain bluebirds this hole size will exclude starlings. Where two bird species share similar hole size preferences and also breed in the same range such as the downy woodpecker and. Free Shipping on Qualified Orders.

The hole size should be 1 12 inches 38 cm in diameter for Eastern and Western Bluebirds. Floor size must be 4 by 4 inches with an internal 4 inch width and depth - with the bird house being 10 inches tall. Holes first in ideal mountain bluebird habitat Figure 3.

This unusual wedge-shaped box is smaller than most bluebird boxes. The floor should be between 4 12 to 5 12 inches square and the floor should be 5 to 8 inches below the entry hole. The mounting block for the gilbertson pole system is installed on the back of the xbox with two exterior deck screws 2.

Western and Mountain Bluebirds use a 1916 round opening or 1316 slot entrance. Cut a 1-916 inch entrance hole through the front of the box centered 7 34 inches from the bottom. Nestboxes for Eastern Bluebirds should have a round entrance hole measuring 1½ to 1916 in diameter or a 1⅜ x 2¼ vertical oval hole or a 1⅛ to 1316 horizontal slot entrance.

Entry holes are typically either 1-12 inch or 1-916 inches round in diameter. Eastern Western Mountain Bluebirds. What makes a Bluebird house a Bluebird house relies heavily on the entry hole in a 1-12 inch size.

Use a spade bit hole saw or adjustable size hole bit with your drill to create the hole. Eastern bluebirds will need a 1 12 inch circular entrance hole while western and mountain bluebirds will need a 1 916 inch round hole. You can also find oval holes and even rectangular slots which are believed to discourage House.

Houses should be installed 12-2m 4-6 above. Building bluebird nest boxes is a great way to help conserve birds at the local level. So the 1 916 hole is a safe bet and will also exclude almost all starlings.

References and More Information. Initial studies suggested the Gilwood box marked an improvement over other nest-box designs. Apply a bead line of all-purpose low Voc caulk to the top.

For oval entrance holes all species of bluebirds can use an entry that is 2 14 inches tall by 1 38 inches. If youd like to use a bluebird house for other species change the height. Because there are no undesirable species that can access 1916 holes.

Introduced into the US in the 1800s however since starlings are larger than bluebirds having the correct size entrance hole will prevent starlings from entering the nest box 1 ½ inch diameter round hole or 2 34 inch by 1 38 inch oval hole. Note the predrilled 34 hole on the mounting block. Some species that can use the same size nesting box according to the Missouri Department of Conservation are wrens.

Some Westerns are larger than others. The hole should be placed 2 inches 51 cm from the top of the wood and 25 inches 64 cm from both sides. Free Bluebird House Plans for.

Placing the houses 90m 300 apart will ensure an adequate territory size for each mountain bluebird family. This nest box in particular is designed for these two bluebird species with an entry hole size of 1-916 inches 15625 inches. Bluebirds prefer a house that has and entry hole of 1 12 inches for eastern and western species and 1 916 inches wherever mountain bluebirds may be.

The Eastern Bluebirds prefer the smaller size while the Western and Mountain Bluebirds like the larger holes. Eastern Bluebird - 1 12 inches 38 cm Eastern Screech-Owl - 3 inches 76 cm. Some box builders recommend a 1 58-inch hole if boxes are intended for mountain bluebirds.

Ad Buy bluebird house at Amazon.

Beautiful Wooden Western Mountain Bluebird House Perfect For These Birds Needing A Slightly Larger House