EXPERIENCE YOUR AMERICA Firewood Survey and Exchange Yosemite National Park United States Department of the Interior National Park Service Yosemite National

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Firewood Survey and ExchangeYosemite National Park

United States Department of the Interior

National Park Service

Yosemite National Park

Park Forester Brian Mattos

United States Department of Agriculture

Forest Service

Forest Health Protection

South Sierra Shared Service Area

Forest Pathologist Dr. Martin MacKenzie

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Forest Service




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OMB Survey Guidance

Requires review and written approval for surveys

where ten or more are asked identical questions. Report “Burden Hours” per Paperwork Reduction Act Expedited Review process for standard categories Even expedited review was backlogged No approvals in 2009

∴ n=9 (+ one observation of boxed wood) Will propose larger sample in 2010

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Firewood exchangeLower Pines C.G.10/15/2009

Almost 4MM visitors each yearAbout xxx Camper/nights

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purple panel trap

set 06/04/2009

Firewood exchange

10/15/2009

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purple panel trap

set 06/04/2009

Firewood exchange

10/15/2009

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purple panel trap

set 06/04/2009

Firewood exchange

10/15/2009

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All subjects contacted consented to survey

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All subjects accepted forest healthand invasive species fact sheets

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Young campers discoverfresh insect activityunder firewoodbark

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Fresh frass on Fresh frass on underside of barkunderside of bark

Fresh insect Fresh insect gallery under gallery under bark of firewood bark of firewood loglog

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Campers exchange infested wood for dry local firewood

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Rearing Chamber (off-site)

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Rearing Chambers (off-site)

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Firewood Survey Findings:

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Firewood Survey Findings:-Few campers cut their own wood

· 10% from their own property · 10% purchased boxed wood in Yosemite · 30% knew what kind of wood they brought

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Firewood Survey Findings:-Campers and wood come from widely scattered areas

· 70 % from coastal California counties · 10% from eastern California · 10% out-of-state (Montana via Nevada)

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Firewood Survey Findings:-30% of respondents were aware of State quaranties

· 10 % brought banned host materials anyway

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Firewood Survey Findings:-No campers observed insect activity with their wood

· 40 % had visible insect galleries

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Firewood Survey Findings:-Campers don’t burn all the wood they bring

· 40 % plan to burn all of their wood this trip · 30% plan to take any remaining wood home · 20% plan to leave any remaining firewood

· 20% brought wood they found at other camps

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May we discuss firewood pests with you?Did you cut it yourself?Did you get it near Yosemite?Are you aware of California quarantines on host materials for

sudden oak death and pitch pine canker diseases?Do you know what kind of tree this came from and where and

why it was originally cut?Where has it been stored (indoors/outdoors what county)?Did you notice any sawdust-like frass under it when you loaded or moved it?Have you noticed anything crawling/flying that might have come from the wood?If you squashed any bugs do you still have them or can you describe them?May we check for loose bark or frass in your open vehicle or storage container?Was the tree healthy, diseased, or dead when cut?May we exchange some of your wood with some local firewood in order

to monitor your wood for forest insects and diseases?Do you plan to burn all of your wood here or take leftovers back home or

to other camping location(s)?

Firewood Survey and ExchangeQuestions

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Forest Service




Lower Pines C.G.

10/15/2009

Suurvey QuestionsSuurvey QuestionsMay we discuss firewood pests with you?May we discuss firewood pests with you?Did you cut it yourself?Did you cut it yourself?Did you get it near Yosemite?Did you get it near Yosemite?Are you aware of California quarantines on host materials for sudden oak death and pitch pine canker diseases?Are you aware of California quarantines on host materials for sudden oak death and pitch pine canker diseases?Do you know what kind of tree this came from and where and why it was originally cut?Do you know what kind of tree this came from and where and why it was originally cut?Where has it been stored (indoors/outdoors what county)?Where has it been stored (indoors/outdoors what county)?Did you notice any sawdust-like frass under it when you loaded or moved it?Did you notice any sawdust-like frass under it when you loaded or moved it?Have you noticed anything crawling/flying that might have come from the wood?Have you noticed anything crawling/flying that might have come from the wood?If you squashed any bugs do you still have them or can you describe them?If you squashed any bugs do you still have them or can you describe them?May we check for loose bark or frass in your open vehicle or storage container?May we check for loose bark or frass in your open vehicle or storage container?Was the tree healthy, diseased, or dead when cut?Was the tree healthy, diseased, or dead when cut?May we exchange some of your wood with some local firewood in order to monitor your wood for forest insects and diseases?May we exchange some of your wood with some local firewood in order to monitor your wood for forest insects and diseases?Do you plan to burn all of your wood here or take leftovers back home or to other camping location(s)?Do you plan to burn all of your wood here or take leftovers back home or to other camping location(s)?

OMB Survey Guidance:

-Requires review and written approval for surveys

where ten or more are asked identical questions.

-Report “Burden Hours” per Paperwork Reduction Act

-Expedited Review process for standard categories

-Even expedited review was backlogged

-No approvals in 2009

-∴ n=9 (+ one observation of boxed wood)

-Will propose larger sample in 2010

Off-Site Rearing Chambers

Firewood Survey Findings:-All campers contacted participated and accepted handout materials-Few campers cut their own wood

· 10% from their own property · 10% purchased boxed wood in Yosemite · 30% knew what kind of wood they brought

-Campers and wood come from widely scattered areas · 70 % from coastal California counties · 10% from eastern California · 10% out-of-state (Montana via Nevada)

-30% of respondents were aware of State quarantines · 10 % brought banned host materials anyway

-No campers observed insect activity with their wood · 40 % had visible insect galleries

-Campers don’t burn all the wood they bring · 40 % plan to burn all of their wood this trip · 30% plan to take any remaining wood home · 20% plan to leave any remaining firewood

· 20% brought wood they found at other camps

Purple panel trap in subject campground—no significant finds

Young campers discover fresh insect evidence under firewood bark

Documents

EXPERIENCE YOUR AMERICA Firewood Survey and Exchange Yosemite National Park United States Department of the Interior National Park Service Yosemite National