Scientists & Staff

Featured Publications & Products

• Tobin, Patrick C.; Diss-Torrance, Andrea; Blackburn, Laura M.; Brown, Brian D. 2011. What does "local" firewood buy you? Managing the risk of invasive species introduction. In: McManus, Katherine A; Gottschalk, Kurt W., eds. 2010. Proceedings. 21st U.S. Department of Agriculture interagency research forum on invasive species 2010; 2010 January 12-15; Annapolis, MD. Gen. Tech. Rep. NRS-P-75. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 135.
• Tobin, Patrick C.; Van Stappen, Julie; Blackburn, Laura M. 2011. Visitation rates to the Apostle Islands National Lakeshore and the introduction of the non-native species Lymantria dispar (L.). In: McManus, Katherine A; Gottschalk, Kurt W., eds. 2010. Proceedings. 21st U.S. Department of Agriculture interagency research forum on invasive species 2010; 2010 January 12-15; Annapolis, MD. Gen. Tech. Rep. NRS-P-75. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 134.
• Chen, Shi; Fleischer, Shelby J.; Tobin, Patrick C.; Saunders, Michael C. 2011. Projecting insect voltinism under high and low greenhouse gas emission conditions. Environmental Entomology. 40(3): 505-515.
• Tobin, Patrick C.; Berec, Ludek; Liebhold, Andrew M. 2011. Exploiting Allee effects for managing biological invasions. Ecology Letters. 14: 615-624.
• Vercken, E.; Kramer, A.M.; Tobin, P.C.; Drake, J.M. 2011. Critical patch size generated by Allee effect in gypsy moth, Lymantria dispar (L.). Ecology Letters. 14: 179-186.

Publications & Products

• Epanchin-Niell, Rebecca ; Lu, Jieyi ; Thompson, Alexandra ; Tobin, Patrick C.; Gray, David R.; Liebhold, Andrew M. 2022. Socio-environmental drivers of establishment of Lymantria dispar, a nonnative forest pest, in the United States. Biological Invasions
• Uden, Daniel R.; Mech, Angela M.; Havill, Nathan; Schulz, Ashley N.; Ayres, Matthew P.; Herms, Daniel A.; Hoover, Angela M.; Gandhi, Kamal J. K.; Hufbauer, Ruth A.; Liebhold, Andrew; Marsico, Travis D.; Raffa, Kenneth F.; Thomas, Kathryn A.; Tobin, Patrick C.; Allen, Craig R. 2022. Phylogenetic risk assessment is robust for forecasting the impact of European insects on North American conifers. Ecological Applications
• Schulz, Ashley N.; Mech, Angela M.; Ayres, Matthew P.; Gandhi, Kamal J. K.; Havill, Nathan P.; Herms, Daniel A.; Hoover, Angela M.; Hufbauer, Ruth A.; Liebhold, Andrew M.; Marsico, Travis D.; Raffa, Kenneth F.; Tobin, Patrick C.; Uden, Daniel R.; Thomas, Kathryn A. 2021. Predicting non-native insect impact: focusing on the trees to see the forest. Biological Invasions
• Tobin, Patrick C.; Strom, Brian L.; Francese, Joseph A.; Herms, Daniel A.; McCullough, Deborah G.; Poland, Therese M.; Ryall, Krista L.; Scarr, Taylor ; Silk, Peter J.; Thistle, Harold W. 2021. Evaluation of Trapping Schemes to Detect Emerald Ash Borer (Coleoptera: Buprestidae). Journal of Economic Entomology
• Mech, Angela M.; Thomas, Kathryn A.; Marsico, Travis D.; Herms, Daniel A.; Allen, Craig R.; Ayres, Matthew P.; Gandhi, Kamal J. K.; Gurevitch, Jessica ; Havill, Nathan P.; Hufbauer, Ruth A.; Liebhold, Andrew M.; Raffa, Kenneth F.; Schulz, Ashley N.; Uden, Daniel R.; Tobin, Patrick C. 2019. Evolutionary history predicts high‐impact invasions by herbivorous insects. Ecology and Evolution
• Streifel, Marissa A.; Tobin, Patrick C.; Kees, Aubree M.; Aukema, Brian H. 2019. Range expansion of Lymantria dispar dispar (L.) (Lepidoptera: Erebidae) along its north-western margin in North America despite low predicted climatic suitability. Journal of Biogeography
• Jagemann, Stephanie ; Juzwik, Jennifer ; Tobin, Patrick ; Raffa, Kenneth F. 2018. Seasonal and Regional Distributions, Degree-Day Models, and Phoresy Rates of the Major Sap Beetle (Coleoptera: Nitidulidae) Vectors of the Oak Wilt Fungus, Bretziella fagacearum, in Wisconsin. Environmental Entomology
• Tobin, Patrick C.; Turcotte, Richard M.; Blackburn, Laura M.; Juracko, John A.; Simpson, Brian T. 2017. The big chill: quantifying the effect of the 2014 North American cold wave on hemlock woolly adelgid populations in the central Appalachian Mountains. Population Ecology
• Liebhold, Andrew M.; Berec, Ludek; Brockerhoff, Eckehard G.; Epanchin-Niell, Rebecca S.; Hastings, Alan; Herms, Daniel A.; Kean, John M.; McCullough, Deborah G.; Suckling, David M.; Tobin, Patrick C.; Yamanaka, Takehiko. 2016. Eradication of Invading Insect Populations: From Concepts to Applications. Annual Review of Entomology. 61(1): 335-352.
• Hajek, Ann E.; Tobin, Patrick C.; Haynes, Kyle J. 2015. Replacement of a dominant viral pathogen by a fungal pathogen does not alter the collapse of a regional forest insect outbreak. Oecologia
• Limbu, Samita; Cassidy, Katie; Keena, Melody; Tobin, Patrick; Hoover, Kelli. 2015. Host range specificity of Scymnus camptodromus (Coleoptera: Coccinellidae), a predator of hemlock woolly adelgid (Hemiptera: Adelgidae). Environmental Entomology. 45(1): 94-100.
• Tobin, Patrick; Liebhold, Andrew M.; Roberts, E. Anderson; Blackburn, Laura M. 2015. Estimating spread rates of non-native species: the gypsy moth as a case study. In: Venette, R.C., ed.; Pest risk modelling and mapping for invasive alien species. Wallingford, UK: CAB International: 131-144. Chapter 9.
• Bigsby, Kevin M.; Ambrose, Mark J.; Tobin, Patrick C.; Sills, Erin O. 2014. The cost of gypsy moth sex in the city. Urban Forestry and Urban Greening
• Tobin, Patrick C.; Bolyard, Joshua L.; Onufrieva, Ksenia S.; Hickman, Andrea D. 2014. The Effect of Male and Female Age on Lymantria dispar (Lepidoptera: Lymantriidae) Fecundity. Journal of Economic Entomology
• Frank, K.L.; Tobin, P.C.; Thistle, Jr.; Kalkstein, Laurence S. 2013. Interpretation of gypsy moth frontal advance using meteorology in a conditional algorithm. International Journal of Biometeorology. 57: 459-473.
• Ranger, Christopher M.; Tobin, Patrick C.; Reding, Michael E.; Bray, Alicia M.; Oliver, Jason B.; Schultz, Peter B.; Frank, Steven D.; Persad, Anand B. 2013. Interruption of the Semiochemical-Based Attraction of Ambrosia Beetles to Ethanol-Baited Traps and Ethanol-Injected Trap Trees by Verbenone. Environmental Entomology
• Tobin, Patrick C.; Blackburn, Laura M.; Gray, Rebecca H.; Lettau, Christopher T.; Liebhold, Andrew M.; Raffa, Kenneth F. 2013. Using delimiting surveys to characterize the spatiotemporal dynamics facilitates the management of an invasive non-native insect. Population Ecology. 55(4): 545-555.
• Tobin, Patrick C.; Turcotte, Richard M.; Snider, Daniel A. 2013. When one is not necessarily a lonely number: initial colonization dynamics of Adelges tsugae on eastern hemlock, Tsuga canadensis. Biological Invasions
• Suckling, David Maxwell; Tobin, Patrick C.; McCullough, Deborah G.; Herms, Daniel A. 2012. Combining tactics to exploit allee effects for eradication of alien insect populations. Journal of Economic Entomology. 105(1): 1-13.
• Tobin, Patrick C.; Bai, Barry B.; Eggen, Donald A.; Leonard, Donna S. 2012. The ecology, geopolitics, and economics of managing Lymantria dispar in the United States. International Journal of pest Management. 58(3): 195-210.
• Tobin, Patrick C.; Hajek, Ann E. 2012. Release, establishment, and initial spread of the fungal pathogen Entomophaga maimaiga in island populations of Lymantria dispar. Biological Control. 63: 31-39.
• Tobin, Patrick C.; Onufrieva, Ksenia S.; Thorpe, Kevin W. 2012. The relationship between male moth density and female mating success in invading populations of Lymantria dispar. Entomologia Experimentalis et Applicata. 146(1): 103-111.
• Turcotte, Richard M.; Elliott, Thomas R.; Fajvan, Mary Ann; Park, Yong-Lak; Snider, Daniel A.; Tobin, Patrick C. 2012. Effects of ice storm damage on hardwood survival and growth in Ohio. Northern Journal of Applied Forestry. 29(2): 53-59.
• Bigsby, Kevin M.; Tobin, Patrick C.; Sills, Erin O. 2011. Anthropogenic drivers of gypsy moth spread. Biological Invasions. 13: 2077-2090.
• Blackburn, Laura M.; Leonard, Donna S.; Tobin, Patrick C. 2011. The use of Bacillus thuringiensis kurstaki for managing gypsy moth populations under the Slow the Spread Program, 1996-2010, relative to the distributional range of threatened and endangered species. Res. Pap. NRS-18. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station. 20 p.
• Hajek, Ann E.; Tobin, Patrick C. 2011. Introduced pathogens follow the invasion front of a spreading alien host. Journal of Animal Ecology. 80: 1217-1226. Includes supporting information pages.
• Tobin, Patrick C.; Zhang, Aijun; Onufrieva, Ksenia; Leonard, Donna. 2011. Field evaluation of effect of temperature on release of Disparlure from a pheromone-baited trapping system used to monitor gypsy moth (Lepidoptera: Lymantriidae). Journal of Economic Entomology. 104(4): 1265-1271.
• Hajek, Ann E.; Tobin, Patrick C. 2010. Micro-managing arthropod invasions: eradication and control of invasive arthropods with microbes. Biological Invasions 12: 2895-2912.
• Liebhold, Andrew M.; Tobin, Patrick C. 2010. Exploiting the Achilles heels of pest invasions: allee effects, stratified dispersal and management of forest insect establishment and spread. New Zealand Journal of Forestry Science. 40 suppl.: S25-S33.
• Timer, Jody; Tobin, Patrick C.; Saunders, Michael C. 2010. Geographic variation in diapause induction: The grape berry moth (Lepidoptera: Tortricidae). Environmental Entomology. 39(6): 1751-1755.
• Tobin, Patrick C.; Diss-Torrance, Andrea; Blackburn, Laura M.; Brown, Brian D. 2010. What does "local" firewood buy you? Managing the risk of invasive species introduction. Journal of Economic Entomology. 103(5): 1569-1576.
• Tobin, Patrick C.; Van Stappen, Julie; Blackburn, Laura M. 2010. Human visitation rates to the Apostle Islands National Lakeshore and the introduction of the non-native species Lymantria dispar (L.). Journal of Environmental Management. 91: 1991-1996.
• Ambrose, Mark; Bauch, Simone; Bigsby, Kevin; Wu, Yun; Tobin, Patrick; Sills, Erin. 2009. Gypsy moth sex in the city: estimating costs and losses. In: McManus, Katherine A; Gottschalk, Kurt W., eds. Proceedings. 19th U.S. Department of Agriculture interagency research forum on invasive species 2008; 2008 January 8-11; Annapolis, MD. Gen. Tech. Rep. NRS-P-36. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 4.
• Hajek, Ann E.; Tobin, Patrick C. 2009. A space-time odyssey: movement of gypsy moth and its pathogens. In: McManus, Katherine A; Gottschalk, Kurt W., eds. Proceedings. 20th U.S. Department of Agriculture interagency research forum on invasive species 2009; 2009 January 13-16; Annapolis, MD. Gen. Tech. Rep. NRS-P-51. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 34.
• Hajek, Ann E.; Tobin, Patrick C.; Blackburn, Laura; Hannam, Joshua J.; Diss-Torrance, Andrea; Raffa, Kenneth; Nielsen, Charlotte. 2009. Dispersal of gypsy moth pathogens to newly established host populations. In: McManus, Katherine A; Gottschalk, Kurt W., eds. Proceedings. 19th U.S. Department of Agriculture interagency research forum on invasive species 2008; 2008 January 8-11; Annapolis, MD. Gen. Tech. Rep. NRS-P-36. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 32.
• Klepzig, Kier D.; Poland, Therese M.; Gillette, Nancy E.; Haack, Robert A.; Keena, Melody A.; Miller, Daniel R.; Montgomery, Michael E.; Seybold, Steven J.; Tobin, Patrick C. 2009. Forest Service R&D — Invasive Insects: Visions for the Future. In: Dix, Mary Ellen; Britton, Kerry, editors. A dynamic invasive species research vision: Opportunities and priorities 2009-29. Gen. Tech. Rep. WO-79/83. Washington, DC: U.S. Department of Agriculture, Forest Service, Research and Development: 13-21
• Raffa, Kenneth F.; Aukema, Brian; Bentz, Barbara J.; Carroll, Allan; Erbilgin, Nadir; Herms, Daniel A.; Hicke, Jeffrey A.; Hofstetter, Richard W.; Katovich, Steven; Lindgren, B. Staffan; Logan, Jesse; Mattson, William; Munson, A. Steven; Robison, Daniel J.; Six, Diana L.; Tobin, Patrick C.; Townsend, Philip A.; Wallin, Kimberly F. 2009. A literal use of "forest health" safeguards against misuse and misapplication. Journal of Forestry. 107(5): 276-277.
• Tobin, Patrick C.; Frazier, James L. 2009. A slide down a slippery slope: ethical guidelines in the dissemination of computer-based presentations. Ecological Society of America. 90(1): 39-42.
• Tobin, Patrick C.; Hajek, Ann E.; Blackburn, Laura M.; Hannam, Joshua J.; Diss-Torrance, Andrea; Raffa, Kenneth F.; Nielson, Charlotte. 2009. Space-time interactions between gypsy moth and associated entomopathogens in newly established populations. In: McManus, Katherine A; Gottschalk, Kurt W., eds. Proceedings. 19th U.S. Department of Agriculture interagency research forum on invasive species 2008; 2008 January 8-11; Annapolis, MD. Gen. Tech. Rep. NRS-P-36. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 81.
• Tobin, Patrick C.; Klein, Kenneth T.; Leonard, Donna S. 2009. Gypsy moth (Lepidoptera: Lymantriidae) flight behavior and phenology based on field-deployed automated pheromone-baited traps. Environmental Entomology 38: 1555-1562.
• Tobin, Patrick C.; Robinet, Christelle; Johnson, Derek M.; Whitmire, Stefanie L.; Bjornstad, Ottar N.; Liebhold, Andrew M. 2009. The role of Allee effects in gypsy moth, Lymantria dispar (L.), invasions. Population Ecology. 51: 373-384.
• Gray, Rebecca Hoffman; Lorimer, Craig G.; Tobin, Patrick C.; Raffa, Kenneth F. 2008. Preoutbreak dynamics of a recently established invasive herbivore: roles of natural enemies and habitat structure in stage-specific performance of gypsy moth (Lepidoptera: Lymantriidae) populations in northeastern Wisconsin. Environmental Entomology. 37(5): 1174-1184.
• Hajek, Ann E.; Hannam, Joshua; Nielsen, Charlotte; Diss-Torrance, Andrea; Raffa, Ken; Tobin, Patrick. 2008. Dispersal of gypsy moth pathogens into areas newly colonized by gypsy moth. In: Gottschalk, Kurt W., ed. Proceedings, 18th U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2007; 2007 January 9-12; Annapolis, MD. Gen. Tech. Rep. NRS-P-28. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 32.
• Liebhold, Andrew M.; Tobin, Patrick C. 2008. Population ecology of insect invasions and their management. Annual Review of Entomology. 53: 387-408.
• Smith, Michael T.; Tobin, Patrick; Wu, Jinquan; He, Weizhi; Xu, Xuenong; Gries, Gerhard; Gries, Regine; Borden, John H.; Turgeon, Jean J.; de Groot, Peter. 2008. Behavioral ecology of host selection in the Asian longhorned beetle: implications for surveying, detecting, and monitoring adult beetles. In: Gottschalk, Kurt W., ed. Proceedings, 18th U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2007; 2007 January 9-12; Annapolis, MD. Gen. Tech. Rep. NRS-P-28. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 71-72.
• Tobin, Patrick C. 2008. Cost analysis and biological ramifications for implementing the gypsy moth Slow the Spread Program. Gen. Tech. Rep. NRS-37. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station. 21 p.
• Tobin, Patrick C.; Blackburn, Laura M. 2008. Long-distance dispersal of the gypsy moth (Lepidoptera: Lymantriidae) facilitated its initial invasion of Wisconsin. Environmental Entomology 37(1):87-93
• Tobin, Patrick C.; Nagarkatti, Sudha; Loeb, Greg; Saunders, Michael C. 2008. Historical and projected interactions between climate change and insect voltinism in a multivoltine species. Global Change Biology. 14: 951-957.
• Tobin, Patrick C.; Whitmire, Stephanie L.; Johnson, Derek M.; Bjornstad, Ottar N.; Liebhold, Andrew M. 2008. Allee effects and gypsy moth invasions. In: Gottschalk, Kurt W., ed. Proceedings, 18th U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2007; 2007 January 9-12; Annapolis, MD. Gen. Tech. Rep. NRS-P-28. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 79.
• Turcotte, Richard M.; Tobin, Patrick C. 2008. Relationship between the fungal pathogen Entomophaga maimaiga and the gypsy moth on the Monongahela National Forest. In: Gottschalk, Kurt W., ed. Proceedings, 18th U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2007; 2007 January 9-12; Annapolis, MD. Gen. Tech. Rep. NRS-P-28. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 81.
• Morin, Randall S.; Liebhold, Andrew M.; Tobin, Patrick C.; Gottschalk, Kurt W.; Luzader, Eugene. 2007. Spread of beech bark disease in the eastern United States and its relationship to regional forest composition. Canadian Journal of Forest Research 37: 726-736.
• Thorpe, Kevin W.; Tcheslavskaia, Ksenia S.; Tobin, Patrick C.; Blackburn, Laura M.; Leonard, Donna S.; Roberts, E. Anderson. 2007. Persistent effects of aerial applications of disparlure on gypsy moth: trap catch and mating success. Entomologia Experimentalis et Applicata. 125: 223-229.
• Tobin, Patrick C. 2007. Space--time patterns during the establishmentof a nonindigenous species. Population Ecology. 49: 257?263.
• Tobin, Patrick C.; Blackburn, Laura M. 2007. Slow the Spread: a national program to manage the gypsy moth. Gen. Tech. Rep. NRS-6. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station. 109 p.
• Tobin, Patrick C.; Liebhold, Andrew M.; Roberts, E. Anderson. 2007. Comparison of methods for estimating the spread of a non-indigenous species. Journal of Biogeography. 34: 305?312.
• Tobin, Patrick C.; Thorpe, Kevin W.; Blackburn, Laura M. 2007. Multi-year evaluation of mating disruption treatments against gypsy moth. In: Gottschalk, Kurt W., ed. Proceedings, 17th U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2006; Gen. Tech. Rep. NRS-P-10. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station: 98-99.
• Tobin, Patrick C.; Whitmire, Stephanie L.; Johnson, Derek M.; Bjornstad, Ottar N.; Liebhold, Andrew M. 2007. Invasion speed is affected by geographical variation in the strength of Allee effects. Ecology Letters. 10: 36-43.
• Huebner, Cynthia D.; Tobin, Patrick C. 2006. Invasibility of mature and 15-year-old deciduous forests by exotic plants. Plant Ecology 186:57-68
• Johnson, Derk M.; Liebhold, Andrew M.; Tobin, Patrick C.; Bjornstad, Ottar N. 2006. Allee effects and pulsed invasion by the gypsy moth. Nature. 444: 361-363.
• Liebhold, Andrew M.; Tobin, Patrick C. 2006. Growth of newly established alien populations: comparison of North American gypsy moth colonies with invasion theory. Population Ecology 48:253-262
• Whitmire, Stefanie L.; Tobin, Patrick C. 2006. Persistence of invading gypsy moth populations in the United States. Oecologia. 147: 230-237.
• Tobin, Patrick C. 2005. The Spread of Gypsy Moth in Wisconsin: a New Paradigm for the Midwest Invasion?. In: Gottschalk, Kurt W., ed. Proceedings, XV U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2004; 2004 January 13-16; Annapolis, MD. Gen. Tech. Rep. NE-332. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 78-79.
• Tobin, Patrick C.; Bjornstad, Ottar N. 2005. Roles of dispersal, stochasticity, and nonlinear dynamics in the spatial structuring of seasonal natural enemy-victim populations. Population Ecology 47:221-227
• Tobin, Patrick C.; Smith, Michael T.; Li, Guohong; Gao, Ruitong. 2005. Dispersal and Spatiotemporal Dynamics of Asian Longhorned Beetle in China. In: Gottschalk, Kurt W., ed. Proceedings, XV U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2004; 2004 January 13-16; Annapolis, MD. Gen. Tech. Rep. NE-332. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 80.
• Tobin, Patrick C.; Whitmire, Stefanie L. 2005. Spread of Gypsy Moth (Lepidoptera: Lymantriidae) and Its Relationship to Defoliation. Environmental Entomology 34:1448-1455
• Tobin, Patrick C.; Whitmire, Stefanie L. 2005. Persistence of Invading Gypsy Moth Populations [abstract]. In: Gottschalk, Kurt W., ed. Proceedings, 16th U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2005; 2005 January 18-21; Annapolis, MD. Gen. Tech. Rep. NE-337. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 86.
• Tobin, Patrick C. 2004. Estimation of the spatial autocorrelation function: consequences of sampling dynamic populations in space and time. Ecography. 27: 767-775.
• Tobin, Patrick C.; Sharov, Alexei A.; Liebhold, Andrew A.; Leonard, Donna S.; Roberts, E. Anderson; Learn, Matthew R. 2004. Management of the gypsy moth through a decision algorithm under the STS project. American Entomologist. 50(4): 200-209.