minnesota first detectors minnesota forest pest first detector program
TRANSCRIPT
Minnesota First Detectors
Minnesota Forest Pest First Detector Program
Minnesota First Detectors
Bronze birch borer
Minnesota First Detectors
Bronze birch borer
Minnesota First Detectors
Role of the First Detector
Pest Reporter “Do I Have?” Checklist
First Detector
Minnesota Department of
Agriculture
Evaluate Using Guidelines
First Detector Hotline
Minnesota First Detectors
Responsibilities of the First Detector
Follow the Guidelines for all reports.
Triage pest reports and pass to MDA if pest can’t be ruled out.
Collect samples or pictures if convenient, else pass on information for MDA to collect sample.
Minnesota First Detectors
Report Logs
Record each report – regardless of resolution Primarily for
work done as a First Detector
MDA will collect Report Logs in December
Minnesota First Detectors
Handling Samples
Collecting Samples Collect it yourself if convenient, else Have reporter send to MDA if possible, or Let MDA know to collect if needed
Types Wood or bark Insects Digital pictures
Handling Treat as if infested with pest – keep contained Protect from damage, elements
Minnesota First Detectors
Handling Samples
Wood or bark Handle like it contains pest
Secure so an emerging adult could not escape Double bag w/ heavy plastic bags at minimum Keep it cool until passed on to MDA
Insects Secure in a sealable container that is crush-proof Store in a cool place (freezer) until passed on to MDA
Digital pictures Use whenever possible to expedite process Send to [email protected] as attachment
Minnesota First Detectors
Common Reporting Situations
Insect-based Saw it, but didn’t capture it Have a specimen
Tree-based Sample within reach? Tree to be felled in future? Re-contact if situation changes
Consider phenology and host specificity when evaluating reports
Minnesota First Detectors
Pest Phenology
J F M A M J J A S O N D
SirexImmature (under bark
or in wood)
Adult
ALBImmature (under bark
or in wood)
Adult
EAB Immature (under bark)
Adult
GM Egg mass
Larva
Pupa
Adult
Minnesota First Detectors
Host Specificity
Type Genus Name1
Asian longhorned
beetle (ALB)2
Emerald ash borer
(EAB)
Gypsy moth (GM)3
Sirex woodwas
p4
Conifer Abies Fir No No Unlikely Unlikely
Hardwood AcerMaple, boxelder
Very good host
No Possible No
Hardwood AesculusHorse Chestnut
Very good host
No Possible No
Hardwood Alnus AlderNo data
NoPreferred
hostNo
HardwoodAmelanchier
Serviceberry
No dataNo
Preferred host
No
Partial list…
Minnesota First Detectors
Working with the Public
If possible, have the citizen review the appropriate checklist
First Detectors do not have authority to enter private property without permission
Being a First Detector is a volunteer activity
Minnesota First Detectors
Site Visits
Contact the owner before making a site visit. The homeowner should be present for visit. Get permission to look at the tree and/or pick
up the insect. Explain the First Detector Program. Explain what your responsibilities are. Be polite, courteous and respect property. Report back to the homeowner the results of
your findings if a decision is not made on site.
Minnesota First Detectors
Minnesota’s First Detection
May 13 Arborist notices woodpecker damage on ash, eventually finds larvae
May 13 PM – phone call to MDA regarding find May 14 AM – MDA visits sites and collects samples May 14 PM – USDA confirms find based on digital
photos May 14 PM – Find announced at a press conference
in St Paul Infestation is one of the youngest found – estimated
3 years old from dendrochronological analysis
Minnesota First Detectors
2009 EAB Reports
Bronze birch borer
Arrest the Pest (MDA) = 1814 calls between May 13 – December 31, 2009 116 calls during all of 2008
First Detector Hotline = 1025 calls during 2009
First Detector Referrals = 228 during 2009
Minnesota First Detectors
2009 First Detector Experiences
Bronze birch borer
First Detector Report Logs 50 cases logged and turned in to MDA
2 were insect-based 48 were tree-based
4 were not ash (~8%) EAB ruled out by First Detector in 40 (80%) First Detector not sure on 10 (20%) MDA consulted on 5 (10%)
Minnesota First Detectors
Bronze birch borer
Minnesota First Detectors
2009 First Detector Survey
How many people reported suspect EAB infestations to you? 2008 - Total of 57 reports from 100 responses 2009 - Total of 300 reports from 112 responses - 79% increase
Bronze birch borer
0
80
0 1 - 5 6 - 10 11 - 15 15 - 20
# of people reporting to first detector
# o
f fi
rst
det
ecto
rs r
epo
rtin
g t
his
res
ult 2008 2009
Minnesota First Detectors
2009 First Detector Survey
Bronze birch borer
How many site visits did you make? 2008 - Total of 107 from 100 responses 2009 – Total of 309 from 112 responses – 39% increase
0
90
0 1 - 5 6 - 10 11 - 15 16 - 20 21 - 25
# of site visits
# o
f fi
rst
det
ecto
rs r
epo
rtin
g t
his
res
ult 2008 2009
Minnesota First Detectors
2009 First Detector Survey How many people asked you general EAB questions (not suspect
reports)? 2008 – Total of 1023 questions from 100 responses 2009 – Total of 2696 questions from 112 responses – 43%
increase
Bronze birch borer
0
16
32
48
0 1 - 10 11 - 25 25 - 50 50 - 100 100 - 200
# of people asking questions
# o
f fi
rst
de
tec
tors
re
po
rtin
g t
his
re
su
lt
2008 2009
Minnesota First Detectors
2009 First Detector Survey
Bronze birch borer
Gypsy Moth 0 suspect reports 38 site visits 56 questions
Asian longhorned beetle 0 suspect reports 0 site visits 6 questions
Sirex woodwasp 0 suspect reports 0 site visits 2 questions
Minnesota First Detectors
2009 First Detector Survey
How many total hours including training + travel volunteered during 2009? 1281 hours from 112 responses – average = 11.4 / person
Bronze birch borer
0
18
36
0 1 - 5 6 - 10 11 - 20 20 - 30 30 - 40 40 - 80
# of first detectors reporting this result
# o
f h
ou
rs v
olu
nte
ered
Minnesota First Detectors
2009 First Detector Survey
How many miles did you travel as a first detector? 7650 miles from 112 responses – average = 69.5 / person
Bronze birch borer
0
20
40
0 1 - 10 11 - 25 26 - 50 50 - 100 100 - 250 200 - 600
# of miles driven
# o
f fi
rst
det
ecto
rs r
epo
rtin
g t
his
res
ult
Minnesota First Detectors
2010 EAB Field Days
Thursdays, March 11 – April 15, 2010
2 formal sessions per day, AM and PM
Held at St Paul Forestry
Register today or via [email protected]
Minnesota First Detectors
Confidentiality Form
Minnesota First Detectors
New and Emerging Invasive Forest Pests
Plant & Disease Image Library, Bugwood.org
Curtis Utley, CSUE, Bugwood.org
Minnesota First Detectors
Meaning of “Invasive”
Species non-native to an environment may be called: Alien, Exotic or Introduced
If they also cause harm to the economy, environment and / or human health they are called: Invasive
Native species are not called invasive even if they do cause harm
Polydrusus spp.
Steve Katovich USDA Forest Serivce
Jeff Hahn, University of Minnesota
Emerald ash borer
Bronze birch borer
Steve Katovich USDA Forest Serivce
Minnesota First Detectors
Meaning of “New and Emerging”
New = not present Asian longhorned beetle
Emerging = present but not established Gypsy moth
Established = widely present Dutch elm disease
Minnesota First Detectors
The Pests
Emerald ash borer
Gypsy moth
Asian longhorned beetle
Thousand cankers on walnut
John H. Ghent, USDA Forest Service
Curtis Utley, CSUE, Bugwood.org