research priorities for urban ants in hawaii
DESCRIPTION
Research Priorities for Urban Ants in Hawaii. Neil Reimer Hawaii Dept. of Agriculture. Hawaii Ant Fauna. 54 species All alien species Not all invasive 16 significant pest problems. New Ant Species Discovered in Hawaii. Pest Ants. * Pheidole megacephala * Anoplolepis gracilipes - PowerPoint PPT PresentationTRANSCRIPT
Research Priorities for Urban Ants in Hawaii
Neil ReimerHawaii Dept. of Agriculture
Hawaii Ant Fauna
54 species All alien species Not all invasive 16 significant pest problems
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1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000
No. Ants
Cummulative
New Ant Species Discovered in Hawaii
Pest Ants * Pheidole megacephala * Anoplolepis gracilipes * Ochetellus glaber * Tapinoma melanocephalum * Technomyrmex albipes * Camponotus variegatus * Plagiolepis alluaudi * Monomorium pharaonis
Pest Ants (cont)
Pseudomyrmex gracilis Paratrechina bourbonica Paratrechina longicornis Monomorium destructor Monomorium floricola Solenopsis geminata Wasmannia auropunctata
Pest Ants - occasional
Hypoponera opaciceps (alates) Brachymyrmex obscurior (alates)
Linepithema humile (not significant)
Camponotus variegatus Carpenter ant
Anoplolepis gracilipes Long legged ant
Ochetellus glaber Glaber ant
Plagiolepis alluaudi Small yellow house ant
Technomyrmex albipes White footed ant
Tapinoma melanocephalum Ghost ant
Pseudomyrmex gracilis Mexican ant, long twig ant
Wasmannia auropunctata Little fire ant
Solenopsis invicta Red imported fire
ant
Formicides being used (PMP’s)
Indoors Gels
*Optigard (thiamethoxam) *Advion (indoxacarb)
Spray *Phantom (chlorfenapyr) *Termidor (fipronil) bifenthrin cyfluthrin imidichloprid
Outdoors *Termidor Talstar granules
(bifentrhin) bifenthrin deltamethrin
Pro’s and Con’s of Tools
Most use backpack sprayer for exterior Con – labor time Pro – direct treatment, less pesticide
Termidor – only every 6 mo. Need other tools for Q’ly visits
“non-repellants” (Phantom) interior are working and replace baits
Research Needs Tools for tropical species
Tools for arboreal ants
More effective baits, granules, liquids
Quick activity
If not for “non-repellants” would still be using “trial by error” (i.e., boric acid plus feeding stimulant- mint, guava, strawberry jelly)
Pesticide runoff issues?
Always big concern Many streams, ponds, ocean, wells Try to avoid truck mounted power
sprayers – use backpack sprayer Use granules and baits Educate techs in IPM methods