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How are cavity-nesting bird (CNB) populations impacted by fire and the Healthy Forest Restoration Act of 2003? Which is more beneficial?

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Presentation on theme: "How are cavity-nesting bird (CNB) populations impacted by fire and the Healthy Forest Restoration Act of 2003? Which is more beneficial?"— Presentation transcript:

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2 How are cavity-nesting bird (CNB) populations impacted by fire and the Healthy Forest Restoration Act of 2003? Which is more beneficial?

3 Methods Reviewed literature and clumped papers into three groups. – Ecological Needs of CNBs – Fire = effects on forest – HFI = effects on forest

4 Results—Ecological Needs Nest sites – Need dead or dying trees (excavators) – Trees with holes existing holes (non-excavators)

5 Results—Ecological Needs Forest Composition – Age of trees Old trees = natural decay; soft to excavate holes – Cover Moderate cover is ideal

6 Results—Fire Rx is good when done under the right conditions Catastrophic wildfire negative impacts for CNB

7 Results—HFI Thin Forests through cutting and burning – Remove ladder fuels and open up canopy Prevention and Response to disease and insect infestations Remove chance of catastrophic fire.

8 If the forests are left as they currently are…will have catastrophic fire…populations decrease. – Too much fuel, insect infestations, disease CNB Effect – No Nest sites – Open canopy – Potentially no food – Will they make it out??

9 If comply with HFI… – Chance of catastrophic fire reduced – Canopies opened Too much canopy-- opened detrimental – High fuel loads removed Snags removed – Populations potentially increase

10 Compliance with HFI will benefit CNB populations. Current conditions of forests will be detrimental to CNB if/when catastrophic fire burns through the forest. Must understand the needs and responses to habitat alteration for species you are managing.

11 Thanks to Dr. Mannan for suggesting journal articles.


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