Filth Fly Symposium Carrion Fly and Disease Vector Activity Associated with a Decomposing Corpse LTJG D. England Preliminary Field Evaluations of Commercially

Filth Fly Symposium

Carrion Fly and Disease Vector Activity Associated with a Decomposing Corpse

LTJG D. England

Preliminary Field Evaluations of Commercially Available Filth Fly Traps

CDR D. Szumlas

Fly Trapping and Control in Arid Environments Dr. J. Hogsette

Techniques for Evaluating Insecticide Resistance in Filth Flies

Dr. P. Kauffman

New Attractants in Fly Trapping and Control Dr. C. Geden

New Fly Control Technologies Dr. P. Koehler

Preliminary Evaluation of Preliminary Evaluation of Commercially Available Commercially Available

Filth Fly Traps Filth Fly Traps

CDR Daniel Szumlas and Dr. Todd Walker CDR Daniel Szumlas and Dr. Todd Walker Navy Entomology Center Of Excellence, Navy Entomology Center Of Excellence,

Jacksonville, FloridaJacksonville, FloridaDr. Chris Geden and Dr. Jerry Hogsette Dr. Chris Geden and Dr. Jerry Hogsette

CMAVE, USDA Gainesville, FLCMAVE, USDA Gainesville, FL

Filth Fly Problem SituationsFilth Fly Problem Situations

Sanitation is the most important factor in fly Sanitation is the most important factor in fly controlcontrol

Sanitation levels can be modified where adult Sanitation levels can be modified where adult flies feed and larvae breed flies feed and larvae breed

On Camp - mess halls, latrines, dishwashing On Camp - mess halls, latrines, dishwashing areas, soakage pits, garbage handling areas, areas, soakage pits, garbage handling areas, burn pits burn pits

Filth Fly Problem SituationsFilth Fly Problem Situations Problem Areas = Sites off limits: Problem Areas = Sites off limits: Outside the camp: villages and villagers w/ Outside the camp: villages and villagers w/

unsanitary habits or domesticated animals, unsanitary habits or domesticated animals, landfills, sewage treatment facilities, etc.landfills, sewage treatment facilities, etc.

Fly control options when Fly control options when source reduction & sanitation source reduction & sanitation levels are beyond our control?levels are beyond our control?

Exclusion Exclusion Pesticides Pesticides

Pesticides may be limited and Pesticides may be limited and Flies develop resistance quicklyFlies develop resistance quickly

Trapping is a viable option as part of Trapping is a viable option as part of management programmanagement program

Fly Traps for Evaluation Fly Traps for Evaluation

Objectives: Objectives:

Test traps with potential for use in Test traps with potential for use in long-term control programlong-term control program

Re-usable or with large capacityRe-usable or with large capacity Ready & easy to use …bait provided, Ready & easy to use …bait provided,

just add waterjust add water

Commercial Fly traps Commercial Fly traps Re-useableRe-useable- -

Jar/Bottle Traps, Jar/Bottle Traps,

Commercial Fly traps Commercial Fly traps disposable-disposable-Bag trapsBag traps

Farnam FlyRelief$3.99

RESCUE!® Disposable Fly Trap $3.99

FliesBeGone$11-15

Which commercial fly Which commercial fly traps work best?traps work best?

Fly Fly Magnet Magnet VictorVictor

Final Flight Final Flight Troy Troy

BiosciencesBiosciences

Terminator Terminator FarnamFarnam

Ball Trap Ball Trap ISCA (improved McPhail trap)ISCA (improved McPhail trap)

Troy BiosciencesTroy Biosciences Fermone Big BoyFermone Big Boy

Advantage Advantage (J.F. Oaks)(J.F. Oaks)

Fly trapFly trap

Oak Stump Fly TrapOak Stump Fly Trap

Squeeze & Snap Squeeze & Snap (Trece’ Storgard)(Trece’ Storgard)

FliesBeGone, FliesBeGone, Combined Distributors, Inc.Combined Distributors, Inc.

Gainesville: 4 Dairy animal Gainesville: 4 Dairy animal research sitesresearch sites

Jacksonville: Clay County Jacksonville: Clay County waste transfer sitewaste transfer site

Trap placementTrap placement

Site conditions affect trap catch Site conditions affect trap catch drasticallydrastically

Wind, sun exposure, temperature, Wind, sun exposure, temperature, flight paths, distance from and to: flight paths, distance from and to: breeding/resting/feeding sitesbreeding/resting/feeding sites

Trap placementTrap placement Traps were placed equidistant from Traps were placed equidistant from

each other and from closest available each other and from closest available source of flies.source of flies.

10 ft apart; 2 ft from ground; rotated 10 ft apart; 2 ft from ground; rotated daily, for 7 daysdaily, for 7 days

Collecting & ProcessingCollecting & Processing

Day 7: Trap contents Day 7: Trap contents filteredfiltered

Flies and debris collected Flies and debris collected in ziplock plastic bagsin ziplock plastic bags

Sorted as either House flies Sorted as either House flies or Blow Flies or Blow Flies (Calliphorid/Sarcophagid)(Calliphorid/Sarcophagid)

Counted Counted

House and Blow flies per site: 99.14% House flies0.86% Blow flies

46534

897710978

2014375 151 23 47

0

5000

10000

15000

20000

25000

30000

35000

40000

45000

50000

NFH Watson Oelfke UF-DRU

Site

To

tal

Nu

mb

er T

rap

ped

Total House flies

Total Blow flies

Gainesville SitesGainesville Sites

House Flies and Blow Flies at Four Gainesville Sites

68503

5960

10000

20000

30000

40000

50000

60000

70000

80000

90000

100000

Total House f lies Total Blow flies

House and Blow Flies

To

tal

nu

mb

er t

rap

ped

(+

SD

ev)

ResultsResults

Mean No. House Flies per Commercial Fly Trap after 7 days

0.0

5000.0

10000.0

15000.0

20000.0

25000.0

Terminator Final Flight(small jartrap, topentry)

Victor FlyMagnet

MonsterFlies-Be-

gone

ISCA (discoball yellow

trap)

Advantage Fermone BigBoy

Squeeze &Snap

Oak Stump(blue trap)

Trap

Mea

n N

o.

Ho

use

fli

es p

er t

rap

(+

SE

)ResultsResults


0.0

5000.0

10000.0

15000.0

20000.0

25000.0


Victor FlyMagnet

MonsterFlies-Be-

gone


trap)


Squeeze &Snap


Trap

Mea

n N

o.

Ho

use

fli

es p

er t

rap

(+

SE

)ResultsResults

Important Factors:

Bait

Trap design/geometry


0.0

5000.0

10000.0

15000.0

20000.0

25000.0


Victor FlyMagnet

MonsterFlies-Be-

gone


trap)


Squeeze &Snap


Trap

Mea

n N

o.

Ho

use

fli

es p

er t

rap

(+

SE

)ResultsResults

Conclusions: Best so FarConclusions: Best so Far

Best Candidates for filth fly management programs:Best Candidates for filth fly management programs:

1.1. Terminator,Terminator, Farnum Farnum

2.2. Final Flight,Final Flight, Troy Biosciences Troy Biosciences

3.3. Victor Victor Fly MagnetFly Magnet

4.4. FliesBeGone,FliesBeGone, Combined Distributors, Inc. Combined Distributors, Inc.

Dr. Chris Geden’s GroupDr. Chris Geden’s GroupDr. Walker Dr. Walker

Thanks to those who assisted.Thanks to those who assisted.

Preliminary Evaluation of Preliminary Evaluation of Commercially Available Commercially Available

Filth Fly Traps Filth Fly Traps

CDR Daniel Szumlas and Dr. Todd Walker CDR Daniel Szumlas and Dr. Todd Walker Navy Entomology Center Of Excellence, Navy Entomology Center Of Excellence,

Jacksonville, FloridaJacksonville, FloridaDr. Chris Geden and Dr. Jerry Hogsette Dr. Chris Geden and Dr. Jerry Hogsette

CMAVE, USDA Gainesville, FLCMAVE, USDA Gainesville, FL



Fly trapFly trap

Troy Troy BiosciencesBiosciences Final FlightFinal Flight

IntroductionIntroduction Good Afternoon, Welcome to the filth fly symposiumGood Afternoon, Welcome to the filth fly symposium I am CDR Szumlas, from NEC Jax, along with I am CDR Szumlas, from NEC Jax, along with Dr. Jerry Hogsette from CMAVE USDA GainesvilleDr. Jerry Hogsette from CMAVE USDA Gainesville Moderate this session on filth fly biology, ecology, and control Moderate this session on filth fly biology, ecology, and control

strategies. strategies. On deployment, SOMETIMES there are vector borne diseases On deployment, SOMETIMES there are vector borne diseases ALWAYS fliesALWAYS flies The ORDER OF TOPICS was loosely put together as a field scenario The ORDER OF TOPICS was loosely put together as a field scenario

wherewhere On deployment, a source of flies is emerging from a dog or camel carcass On deployment, a source of flies is emerging from a dog or camel carcass

or garbage or feces up the road…or garbage or feces up the road… what’s going on there, ESPECIALLY THE CARCASSwhat’s going on there, ESPECIALLY THE CARCASS Got Flies, want to control them using traps…WHAT ARE THE BEST TRAPS?Got Flies, want to control them using traps…WHAT ARE THE BEST TRAPS? IN DESERT ENVIRONMENT OF IRAQ, AFGHAN. What factors are important in IN DESERT ENVIRONMENT OF IRAQ, AFGHAN. What factors are important in

filth fly attraction and control in desert environments filth fly attraction and control in desert environments WANT TO USE PESTICIDES:WANT TO USE PESTICIDES: Finally, What are the new baits, traps and other fly control techniques that Finally, What are the new baits, traps and other fly control techniques that

show promise for the future? show promise for the future?

Conclusions: Still need Conclusions: Still need answersanswers

Can we control flies with enough traps, Can we control flies with enough traps, To what degree control?To what degree control? How many traps do we need?How many traps do we need?

1 trap/30 linear ft of breeding/feeding area1 trap/30 linear ft of breeding/feeding area Is new bait needed each week?Is new bait needed each week? How long will these traps work without How long will these traps work without

new bait? For what fly species?new bait? For what fly species?

ConclusionsConclusions

1.1. Farnum Farnum TerminatorTerminator2.2. Troy BiosciencesTroy Biosciences

Final FlightFinal Flight3.3. Victor Victor Fly MagnetFly Magnet4.4. Combined Distributors, Inc. Combined Distributors, Inc. FliesBeGoneFliesBeGone

5.5. Troy BiosciencesTroy Biosciences Fermone Big BoyFermone Big Boy

6.6. Advantage Advantage Fly trapFly trap7.7. ISCA ISCA Ball TrapBall Trap (improved McPhail trap) (improved McPhail trap)8.8. Trece’ Storgard Trece’ Storgard Squeeze & SnapSqueeze & Snap9.9. Oak Stump Oak Stump Fly trapFly trap

Field Expedient Bottle Trap:Field Expedient Bottle Trap:

DiscussionDiscussion




5.5. Troy BiosciencesTroy Biosciences Fermone Big BoyFermone Big Boy

6.6. Advantage Advantage Fly trapFly trap7.7. ISCA ISCA Ball TrapBall Trap (improved McPhail trap) (improved McPhail trap)8.8. Trece’ Storgard Trece’ Storgard Squeeze & SnapSqueeze & Snap9.9. Oak Stump Oak Stump Fly trapFly trap


Successful fly trappingSuccessful fly trapping

Use 1 baited trap / 20-30 ft. around perimeter of Use 1 baited trap / 20-30 ft. around perimeter of fly breeding area, or where flies rest in fly breeding area, or where flies rest in morning/afternoonmorning/afternoon

House and blow flies strongly attracted to odors. House and blow flies strongly attracted to odors. Baits can be made for:Baits can be made for:

House fliesHouse flies WaterWater GrainGrain MolassesMolasses MilkMilk BananasBananas

Blow flies: Odors of decaying eggs and meat e.g., Blow flies: Odors of decaying eggs and meat e.g., fishfish

Lawrence Pickens, USDA Beltsville, MDLawrence Pickens, USDA Beltsville, MD

Filth Fly Symposium

Carrion Fly and Disease Vector Activity Associated with a Decomposing Corpse - LTJG D. England

Preliminary Field Evaluations of Commercially Available Filth Fly Traps - CDR D. Szumlas

Fly Trapping and Control in Arid Environments - Dr. J. Hogsette

Techniques for Evaluating Insecticide Resistance in Filth Flies - Dr. P. Kauffman

New Attractants in Fly Trapping and Control - Dr. C. Geden

New Fly Control Technologies - Dr. P. Koehler


0.0

5000.0

10000.0

15000.0

20000.0

25000.0


Victor FlyMagnet

MonsterFlies-Be-

gone


trap)


Squeeze &Snap


Trap

Mea

n N

o.

Ho

use

fli

es p

er t

rap

(+

SE

)ResultsResults


0.0

5000.0

10000.0

15000.0

20000.0

25000.0


Victor FlyMagnet

MonsterFlies-Be-

gone


trap)


Squeeze &Snap


Trap

Mea

n N

o.

Ho

use

fli

es p

er t

rap

(+

SE

)ResultsResults

ResultsResults

Percent of all house flies per trap after 7 days

0

10

20

30

40

50

60

70

80

90

100

Terminator Fermone(small jar trap,

top entry)

Victor FlyMagnet

Monster Flies-Be-gone


trap)


Squeeze &Snap


Trap Type

Pe

rce

nt

of

all

flie

s t

rap

pe

d (

+%

SE

)

Still need answersStill need answers

For long-term control, how does For long-term control, how does succession fit into this equation?succession fit into this equation?

After 1 week, are dead flies/old fluid After 1 week, are dead flies/old fluid attractive to house flies, or only to attractive to house flies, or only to blow flies not necessarily attracted to blow flies not necessarily attracted to our food? our food?

Is new bait needed each week?Is new bait needed each week? How long will these traps work How long will these traps work

without new bait?without new bait?



Fly trapFly trap


1.1. Farnum Farnum TerminatorTerminator2.2.

3.3. 4.4.

5.5.

6.6. 7.7. 8.8. 9.9.

ResultsResults

House flies and Blow flies per trap

0.0

2000.0

4000.0

6000.0

8000.0

10000.0

12000.0

14000.0

Terminator Victor FlyMagnet

MonsterFlies-Be-

gone

Fermone(small jartrap, topentry)

Advantage ISCA(disco ball

yellowtrap)

Squeeze &Snap

FermoneBig Boy


Trap type

Mea

n N

o.

flie

s p

er t

rap

Mean Blow flies

Mean House flies

ResultsResults

Total No. Blow flies per site and trap

0

50

100

150

200

250

300

350


MonsterFlies-Be-

gone


Advantage ISCA (discoball yellow

trap)

Squeeze &Snap

Fermone BigBoy


Trap

To

tal N

um

be

r p

er

tra

p

NFH

Watson

Oelfke

UF-DRU

ResultsResults

Percent flies per trap

0

10

20

30

40

50

60

70

80


MonsterFlies-Be-

gone



trap)

Squeeze &Snap

Fermone BigBoy


Trap type

Pe

rce

nt

of

all

flie

s t

rap

pe

d

Ave. Bf%

Ave. Hf%

ResultsResults

Percent flies per trap (Std Dev)

0

10

20

30

40

50

60

70

80

90

100


MonsterFlies-Be-

gone



trap)

Squeeze &Snap

Fermone BigBoy


Trap type

Pe

rce

nt

of

all

flie

s t

rap

pe

d (

+S

E)

Ave. Bf%

Ave. Hf%

ResultsResults

Percent Blow and House flies per trap

0

10

20

30

40

50

60

70

80

90

100


MonsterFlies-Be-

gone



trap)

Squeeze &Snap

Fermone BigBoy


Trap type

Pe

rce

nt

of

all

flie

s t

rap

pe

d (

+S

E)

Ave. Bf%

Ave. Hf%


1.1. Farnum Farnum TerminatorTerminator2.2. Victor Victor Fly MagnetFly Magnet3.3. Combined Distributors, Inc. Combined Distributors, Inc. FliesBeGoneFliesBeGone4.4.

5.5.

6.6. 7.7. 8.8. 9.9.

Fly Traps TestedFly Traps Tested

Farnum Farnum TerminatorTerminator Victor Victor Fly MagnetFly Magnet Combined Distributors, Inc. Combined Distributors, Inc. FliesBeGoneFliesBeGone Troy BiosciencesTroy Biosciences

Fermone Big BoyFermone Big Boy Final FlightFinal Flight

Advantage Advantage Fly trapFly trap ISCA ISCA Ball TrapBall Trap (improved McPhail trap) (improved McPhail trap) Trece’ Storgard Trece’ Storgard Squeeze & SnapSqueeze & Snap Oak Stump Oak Stump Fly trapFly trap

Problems with trapsProblems with traps

Not used/attempted often enough to Not used/attempted often enough to know if control achieved, know if control achieved,

labor intensive, trap emptied, bait labor intensive, trap emptied, bait replaced weeklyreplaced weekly

messy, messy, disposable traps expire or fill up, disposable traps expire or fill up, must be replacedmust be replaced

Fly Trap TypesFly Trap Types

Disposable vs. Reusable (jar vs. bag)Disposable vs. Reusable (jar vs. bag) Trap geometry/design : Fly entry Trap geometry/design : Fly entry

Top (holes)Top (holes) bottom (cone), bottom (cone), Side hole and tube, Side hole and tube, both top and bottom (for “chimney effect”)both top and bottom (for “chimney effect”)

Ready-to-use (just add water) vs. provide Ready-to-use (just add water) vs. provide your own bait mixture your own bait mixture

Commercially available vs. you build it Commercially available vs. you build it (e.g., Pyramid/Cone trap)(e.g., Pyramid/Cone trap)

TrapTrap

FliesBeGoneFliesBeGone

Trap placementTrap placement

Trap PositioningTrap Positioning

Day 3Day 3

Day 4Day 4

Day 7Day 7

Dr. Chris Geden’s GroupDr. Chris Geden’s Group

Traps attractive to more than Traps attractive to more than just fliesjust flies

Fly Traps TestedFly Traps Tested



5.5.

6.6. 7.7. 8.8. 9.9.

Troy BiosciencesTroy Biosciences Fermone Big Boy Fermone Big Boy

and and AdvantageAdvantage (from (from

J.F. Oaks)J.F. Oaks) Fly trapFly trap

Both have Both have“chimney effect”“chimney effect”

but different but different attractantsattractants

FliesBeGone, FliesBeGone, (Monster Fly Trap, (Monster Fly Trap, Red Top, World’s Best Fly Trap)Red Top, World’s Best Fly Trap)

3 days 20 days10 days

Claims: Lasts 4-6 weeks; effective radius 50-100 yards; holds 20,000-100,000 flies; already effectively working in Iraq

Field Test SitesField Test Sites

GainesvilleGainesville 4 Dairy animal research sites4 Dairy animal research sites

JacksonvilleJacksonville 1 Clay County waste transfer Center1 Clay County waste transfer Center


0.0

5000.0

10000.0

15000.0

20000.0

25000.0


Victor FlyMagnet

MonsterFlies-Be-

gone


trap)


Squeeze &Snap


Trap

Mea

n N

o.

Ho

use

fli

es p

er t

rap

(+

SE

)ResultsResults

ResultsResults

Percent house flies trapped at each site after 7 days

0

10

20

30

40

50

60

70

80

90

100

Terminator Fermone(small jartrap, topentry)

Victor FlyMagnet

MonsterFlies-Be-

gone


trap)


Squeeze &Snap


Trap

Pe

rce

nt

of

all

flie

s t

rap

pe

d


0.0

5000.0

10000.0

15000.0

20000.0

25000.0


Victor FlyMagnet

MonsterFlies-Be-

gone


trap)


Squeeze &Snap


Trap

Mea

n N

o.

Ho

use

fli

es p

er t

rap

(+

SE

)ResultsResults

Documents

Filth Fly Symposium Carrion Fly and Disease Vector Activity Associated with a Decomposing Corpse LTJG D. England Preliminary Field Evaluations of Commercially