Contents OPENING ADDRESS Invasivespecies,nature’ssystemsandhumansurvival ......................................................................................................1 A. Morrison KEYNOTE ADDRESS Areweturningthetide? Eradicationsintimesofcrisis:howtheglobalcommunityisrespondingto biologicalinvasions .................................................................................................................................................... 5 P. Genovesi PRESENTED PAPERS Overviews and Proposals A pilotstudyfortheproposederadicationofferalcatsonDirkHartogIsland,WesternAustralia ................................. 10 D. Algar, M. Johnston, and S.S. Hilmer AreviewofsmallIndianmongoosemanagementanderadicationsonislands ................................................................17 A. Barun, C. C. Hanson, K. J. Campbell, and D. Simberloff RodenteradicationtoprotectseabirdsinNewCaledonia:theimportanceofbaselinebiologicalsurveys, feasibilitystudiesandcommunitysupport ............................................................................................................... 26 J. Baudat-Franceschi, P. Cromarty, C. Golding, S. Cranwell, J. Le Breton, J.P. Butin, and S. Boudjelas IntroducedlandsnailsintheFijiIslands:arethererisksinvolved? .................................................................................32 G. Brodie and G. M. Barker Reviewofferalcateradicationsonislands .......................................................................................................................37 K. J. Campbell, G. Harper, D. Algar, C. C. Hanson, B. S. Keitt, and S. Robinson PreparationsfortheeradicationofmicefromGoughIsland:resultsofbaitacceptancetrialsaboveground andaroundcavesystems ........................................................................................................................................... 47 R. J. Cuthbert, P. Visser, H. Louw, K. Rexer-Huber, G. Parker, and P. G. Ryan Consideringnativeandexoticterrestrialreptilesinislandinvasivespecieseradicationprogrammesinthe TropicalPacifi c ......................................................................................................................................................... 51 R. N. Fisher InvasivealienspeciesonEuropeanislands:eradicationsandprioritiesforfuturework.................................................56 P. Genovesi and L. Carnevali IntroducedrodentsintheGalápagos:colonisation,removalandthefuture .....................................................................63 G.A. Harper and V. Carrion ThehistoryofmammaleradicationsinHawai`iandtheUnitedStatesassociatedislandsoftheCentralPacifi c ...........67 S.C. Hess and J.D. Jacobi TheGlobalIslandsInvasiveVertebrateEradicationDatabase:Atooltoimproveandfacilitaterestoration ofislandecosystems ................................................................................................................................................. 74 B. Keitt, K. Campbell, A. Saunders, M. Clout, Y. Wang, R. Heinz, K. Newton, and B. Tershy Whatdoesittaketoeradicateaferalpigpopulation? ......................................................................................................78 R. Klinger, J. Conti, J. K. Gibson, S. M. Ostoja, and E. Aumack Eradicationofbeaver( Castor canadensis ),anecosystemengineerandthreattosouthernPatagonia ............................87 L. Malmierca, M. F. Menvielle, D. Ramadori, B. Saavedra, A. Saunders, N. Soto Volkart, and A. Schiavini Strategytocontroltheinvasivealientree Miconia calvescens inPacifi cislands:eradication,containment orsomethingelse? ..................................................................................................................................................... 91 J-Y. Meyer, L. Loope, and A-C. Goarant Nonindigenousfreshwaterfi shesontropicalPacifi cislands:areviewoferadicationefforts ........................................ 97 L. G. Nico and S. J. Walsh ArgentineantsonSantaCruzIsland,California:conservationissuesandmanagementoptions .................................. 108 J. M. Randall, K. R. Faulkner, C. Boser, C. Cory, P. Power, L. A Vermeer, L. Lozier, and S. A. Morrison StrategiestoimprovelandscapescalemanagementofminkpopulationsinthewestcoastofScotland: lessonslearnedfromtheUists20012006 .............................................................................................................. 114 S. Roy RatinvasionofTetiaroaAtoll,FrenchPolynesia ........................................................................................................... 118 J. C. Russell, L. Faulquier, and M. A. Tonione Variableeffi cacyofratcontrolinconservingOahuelepaiopopulations .......................................................................124 E. A. VanderWerf , S. M. Mosher, M. D. Burt, P. E. Taylor, and D. Sailer V AttemptingtoeradicateinvasiveGambiangiantpouchedrats( Cricetomys gambianus )intheUnitedStates: lessonslearned........................................................................................................................................................ 131 G. W. Witmer and P. Hall EradicationofinvasiverodentsonislandsoftheUnitedStates .....................................................................................135 G. W. Witmer, J. Pierce, and W. C. Pitt New Techniques Successfulcontrolofanincipientinvasiveamphibian: Eleutherodactylus coqui onO‘ahu,Hawai‘i ..........................140 J. R. Beachy, R. Neville, and C. Arnott Invasionsandstableisotopeanalysis–informingecologyandmanagement ................................................................148 T. W. Bodey, S. Bearhop, and R. A. McDonald Helibaitingusinglowconcentrationfi proniltocontrolinvasiveyellowcrazyantsupercolonieson ChristmasIsland,IndianOcean..............................................................................................................................152 C.R.J. Boland, M.J. Smith, D. Maple, B. Tiernan, R. Barr, R. Reeves, and F. Napier TheQuailIslandstory–thirteenyearsofmultispeciespestcontrol:successes,failuresandlessonslearnt ................157 M. Bowie, M. Kavermann, and J. Ross Earth,fi reandwater:applyingnoveltechniquestoeradicatetheinvasiveplant,procumbentpearlwort Sagina procumbens ,onGoughIsland,aWorldHeritageSiteintheSouthAtlantic ..............................................162 J. Cooper, R. J. Cuthbert, N. J. M. Gremmen, P. G. Ryan and J. D. Shaw Eradicatingstoats (Mustela erminea) andreddeer (Cervus elaphus) offislandsinFiordland ......................................166 K-A. Edge, D. Crouchley, P. McMurtrie, M.J. Willans, and A. Byrom Targetingmultiplespecies–amoreeffi cientapproachtopesteradication................................................................... 172 R. Griffi ths Eradicatingmultiplepests:anoverview .........................................................................................................................177 J. Innes and A. Saunders Fieldeffi cacyoftheCuriosityferalcatbaitonthreeAustralianislands ........................................................................182 M. Johnston, D. Algar, M. O’Donoghue, and J. Morris Benefi tsofsupportinginvasiveplantandanimaleradicationprojectswithhelicopters ................................................188 J. J. Knapp, P. T. Schuyler, K. N. Walker, N. L. Macdonald, and S. A. Morrison PlanningfortheeradicationofferalcatsonGuadalupeIsland,México:homerange,diet,andbaitacceptance ..........192 L. Luna-Mendoza, J. M. Barredo-Barberena, J. C. Hernández-Montoya, A. Aguirre-Muñoz, F. A. Méndez-Sánchez, A. Ortiz-Alcaraz, and M. Félix-Lizárraga Asuccessfulmouseeradicationexplainedbysitespecifi cpopulationdata ...................................................................198 J.W.B. MacKay, E.C. Murphy, S.H. Anderson, J.C. Russell, M.E. Hauber, D.J. Wilson, and M.N. Clout CampbellIsland– pushingtheboundariesofrateradications ....................................................................................... 204 P. J. McClelland Trophicconsiderationsineradicatingmultiplepests ......................................................................................................208 S. A. Morrison Controlanderadicationofferalcats:fi eldtrialsofanewtoxin ....................................................................................213 E. C. Murphy, L. Shapiro, S. Hix, D. MacMorran, and C. T. Eason RemovaloftheAmericanbullfrog Rana (Lithobates) catesbeiana fromapondandalakeonVancouver Island,BritishColumbia,Canada ...........................................................................................................................217 S. A. Orchard AsummaryofthecurrentprogresstowarderadicationoftheMexicangraysquirrel( Sciurus aureogaster F.Cuvier,1829)fromBiscayneNationalPark,Florida,USA ................................................................................222 A. J. Pernas and D. W. Clark SmallIndianmongoose–managementanderadicationusingDOC250killtraps,fi rstlessonsfromHawaii ............. 225 D. Peters, L. Wilson, S Mosher, J. Rohrer, J. Hanley, A. Nadig, M. Silbernagle,M. Nishimoto, and J. Jeffrey PlanningprocessesforeradicationofmultiplepestspeciesonMacquarieIsland–anAustraliancasestudy.............. 228 K. Springer TheKaMatereversebaitsnaptrap –apromisingnewdevelopment ............................................................................233 B. Thomas, R. Taylor, P. Dunlevy, K. Mouritsen, and J. Kemp Rateradicationcampaignsontropicalislands:novelchallengesandpossiblesolutions ...............................................239 A. Wegmann, S. Buckelew, G. Howald, J. Helm, and K. Swinnerton