Stockwell aslo2017 session024_final
-
Upload
alison-specht -
Category
Environment
-
view
124 -
download
3
Transcript of Stockwell aslo2017 session024_final
![Page 1: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/1.jpg)
GEISHA:GLOBALEVALUATIONOFTHEIMPACTSOFSTORMSONFRESHWATERHABITATANDSTRUCTUREOFPHYTOPLANKTONASSEMBLAGESJasonStockwell1,Orlane Anneville2,VijayPatil3,AlexanderLooi1,Cayelan Carey4,Gaël Dur5,Bastiaan Ibelings6,SallyMacIntyre7,GiuseppeMorabito8,Peeter Nõges9,DonaldPierson10,JamesRusak11,SamiSouissi12,Dietmar Straile13,StephenThackeray14
1UniversityofVermont,2FrenchNationalInstituteforAgriculturalResearch,3USGS,4VirginiaTech,5ShizuokaUniversity,6UniversityofGeneva,7UniversityofCaliforniaSantaBarbara,8ItalianNationalResearchCouncil,9EstonianUniversityofLifeSciences,10UppsalaUniversity,11OntarioMinistryofEnvironmentandClimateChange,12UniversitéLille,13UniversityofKonstanz,14CentreforEcology&Hydrology
Photocredit:LakeChamplainBasinProgram
![Page 2: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/2.jpg)
GEISHA– Evaluatetheimpactofstormsonlakephytoplanktoncommunitycomposition
Identifymechanismsthatleadtonewphytoplanktonassemblagesorcommunityresilience
Storms
EcosystemFunctionBiodiversity
PhysicalHabitat
Identifyassociationsbetweenabruptshiftsinphytoplanktonandextremeevents
Characterizechangesinphytoplanktoncommunityrelativetolakephysicalstates
Credit: Eric Leibensperger / SUNY-Plattsburgh
![Page 3: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/3.jpg)
GEISHAoriginatedfromGLEONProject“Stormblitz”
GLEON15inArgentina(2013)
Reynolds1988
Long-termdatasetstotesthypotheses;high-frequencydatasetsasavailable
![Page 4: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/4.jpg)
Project“Stormblitz”proceededslowly
GLEON16inQuébec(2014)
Needed$tomakeprogress!
![Page 5: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/5.jpg)
GEISHAcreatesthetime,space,andresourcestoworkasacohesiveunitTask 1:DataCompilationGatherdata,QA/QC,andcombinedatasets.
Task 2:MethodDevelopmentDevelopmetricsandstatisticaltoolstoruninter-sitecomparisons
Task 3:DataAnalysesMetrics,effect-sizesandmeta-analyses.
Task 4:Interpretation,SynthesisandTheoreticalModelsofChangesinCommunitiesProposehypothesesonmechanismsdrivingobservations;developframeworksonrulesofcommunityassembly andsensitivityofecosystemstostorms.
![Page 6: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/6.jpg)
GEISHAisaninternationalteamthatbringsdiversesetsofskillsandexperiencestothetable
Name Familyname CountryRita Adrian Germany
Orlane Anneville France
Laurence Carvalho UK
Gaël Dur Japan
Chih-hao Hsieh Taiwan
Marc Lajeunesse USA
Aleksandra Lewandowska Germany
AlexanderH. Looi USA
Vijay Patil USA
Jim Rusak Canada
Nico Salmaso Italy
François Schmitt France
Sami Souissi France
Jason Stockwell USA
Dietmar Straile Germany
StephenJ. Thackeray UK
Patrick Venail Switzerland
• Modelers
• Ecologists
• Limnologists
• Physicists
• Empiricists
• Theoreticians
![Page 7: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/7.jpg)
GEISHAalsoincludesmanydataprovidersandadditionalparticipants(>50total)
Syuhei BanJulianaBonhembeger
Cayelan CareyChun-WeiChang
IsabelleDomaizonEvelynGaiser
JenniferGrahamJosefHejzlar
AmyHetheringtonScottHigginsBasIbelings
Kanako IshikawaStéphan Jacquet
Alo LaasMaryLofton
SallyMacIntyreShin-IchiroMatsukzaki
Guiseppe Morabito
DaviddeMottaMarquesEmilyNodinePeeter NõgesTinaNõges
Ho-DongParkDonPierson
FrancescoPomatiAnnaRigosi
Alon RimmerLarsRudstam
AngelaShambaughHilarySwain
MichaelVanniRebeccaWaskovichTannerWilliamson
YangYangHoracioZagarese
TamarZohary
![Page 8: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/8.jpg)
Howtomanagealarge,internationalgroupinteracting atdifferent timeandspace scales?
![Page 9: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/9.jpg)
• Whatmakescollaborationssucceedorfail?
• Whatkindsofchallengesarewelikelytoface?
• Bestpracticesforteamscience
Teamscienceconceptsusedtoengagethegroupduringfirstworkshop(Readetal.2016.Buildingtheteamforteamscience. Ecosphere7:e01291)
• Thecollaborativedecisionmakingprocess
• Dealingwithconflict• Disagreementsarepartoftheprocess(i.e.,the“groanzone”)
![Page 10: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/10.jpg)
Datacommitmentfrom>30lakes
Low-frequency:manualsamples(phyto,verticalprofiles)every2weeks;weather;>4yrs
High-frequency:buoydataonchl a,phycocyanin,otherlimnologicalvariables;weather;coupledwithlow-frequencydata
![Page 11: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/11.jpg)
Datachallenges:1)phytoplanktontaxonomy;2)match/mis-matchofsamplingfrequencyandtimescalesofstormimpacts
2wks 2wks 2wks 2wks 2wks
2wks Low-frequencydata
High-frequencydata
Baseline
Impact
![Page 12: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/12.jpg)
Firstworkshopfocusedonteamprocess,ideas,short-termgoalsandresponsibility
• Emphasisonteamsciencetolaygroundworkforlong-termcollaboration(organizersheavilypreparedforthis)
• Ideageneration,refinementandexpansionofquestions/approaches
• BiologyandPhysicsworkinggroups;focusonwithinandcross-overquestions;reviewpaperplanned– whatdoesastormlookliketophytoplankton?
![Page 13: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/13.jpg)
Workplansestablishedandresponsibilityassignedtokeepontrackbetweenworkshops• Groups/sub-groupsmeetatleastmonthly
viaSkype;specifygoalsandresponsibilities
• Datacompilation&QA/QCongoing;establishFTPserver
• 1st draftofreviewpaperdueat2nd workshop(June@USGSJohnWesleyPowellCenter,FortCollins)
• 3rd workshop(November@CESAB,Aix-en-Provence)
• GLEON19All-Hands’Meeting(lateNovember@NewPaltz,NY)
![Page 14: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/14.jpg)
Dataneededfromunder-representedregions
Low-frequency:manualsamples(phytoplankton,verticalprofiles)every2weeks;>5yrs
High-frequency:buoydataonchl a,phycocyanin,otherlimnologicalvariables;coupledwithlow-frequencydata
![Page 15: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/15.jpg)
GEISHAfundingisfromtwosources:CESAB(France)andUSGS(USA)
Fundingcoordinatedacrossinstitutions• 5workshops(CESAB)• 1workshop,3-yrPhD(USGS)
Co-fundingofferedadvantagestobothinstitutions
![Page 16: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/16.jpg)
Disagreementispartoftheprocess
Kaner etal.(2007)
![Page 17: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/17.jpg)
Pre-workshopsurveyofGEISHAparticipants
Whatisyourexpectedlevelofinvolvement?
![Page 18: Stockwell aslo2017 session024_final](https://reader031.fdocuments.in/reader031/viewer/2022021503/5a6561327f8b9af13a8b477b/html5/thumbnails/18.jpg)
Howimportantarethefollowingoutcomes?
Pre-workshopsurveyofGEISHAparticipants