Purple martin colony

  • Part of a metal pole in fresh cement in a hole in the ground, with stakes, a traffic cone, and a wheelbarrow turned on its side.

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    In 2018, we installed a purple martin nesting colony at the Field Station as part of the Osprey Nesting Platform and Habitat Enhancement Project. We installed the base of the nesting colony by pouring some concrete around the base for stability.

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  • A metal pole with a crank in the middle of a field.

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    In 2018, we installed a purple martin nesting colony at the Field Station as part of the Osprey Nesting Platform and Habitat Enhancement Project. We installed the base of the nesting colony.

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  • A person in a work suit and knit cap reaches over his head with a small wrench to assemble a metal frame on a pole. There is a vehicle behind him.

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    Brian Haas installing the gourd rack on the pole.

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  • A person in a work suit and knit cap reaches over his head with both hands with a small wrench to assemble a metal frame on a pole. There is a vehicle behind him.

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    Brian Haas installing the gourd rack on the pole.

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  • A metal pole with a ring of plastic bird houses at the top in a field by the waterfront.

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    The finished nesting colony with twelve nesting gourds installed.

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  • Twelve round bird houses in a ring around a pole, against a clear sky.

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    The finished nesting colony with twelve nesting gourds installed.

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  • A metal pole with a ring of plastic bird houses at the top in a field by the waterfront. There are a few bird decoys on top of the nesting colony.

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    In the spring, we set up decoys and played morning songs to attract subadult purple martins.

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  • Two bird houses on stakes in a field by the waterfront.

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    Two nesting boxes for tree swallows. Tree swallows are territorial and help prevent nest competitors from taking over purple martin colonies.

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  • A bird house on a stake with a bird on top of it and one inside. The bird house is in a field by a fence with a pavilion and some buildings on the other side.

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    Tree swallows successfully nested at a nesting box at the Field Station in 2019.

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  • A metal pole with a ring of plastic bird houses at the top in a field. There are a few bird decoys but also several small birds with white bellies resting on it or flying nearby.

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    There weren't any purple martins in 2019, but there were many tree swallows that nested nearby!

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