values and management of lowland braided rivers for birds · 2019-08-11 · lowland braided rivers...
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Values and management of lowland braided rivers for birds
ColinO’DonnellDepartmentofConserva3on
Background – Lowland braided rivers
• Loosedefini3on–belowc.500m• Manyrain-fedversussnow-fed• Braidedand/ormeanderingshingle
TutaekuriRiverFrom:Stephenson(2011)
LowerAshburtonRiverPhoto:ColinO’Donnell
Hawkes Bay examples
• TukitukiRiver–c.145km• NgaruroroRiver–c50km• TutaekuriRiver–c.40km
NgaruroroRiverFrom:Stephenson(2010)
MakaroroRiver,UpperreachesofWaipawa/TukitukiRivers(Photo:ColinO’Donnell)
TukitukiRiverFrom:www.hbrc.govt.nz
TutaekuriRiverFrom:Forbes&Whitesell(2015)
Datafrom:Parrish(1988)
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1962 1967 1972 1984 1986
Bandeddo^erel
Tukituki Ngaruroro Tutaekuri Sum
Photo:DickVeitch
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1962 1967 1972 1984 1986
Pieds3lt
Tukituki Ngaruroro Tutaekuri SumDatafrom:Parrish(1988)
Photo:JohnKendrick
2017Wairarapariverssurvey
211km9rivers
CourtesyofNikkiMcArthur
Species Count
Spur-wingedplover 569
Black-fronteddo^erel 514
Bandeddo^erel 337
Pieds3lt 317
VariableOystercatcher 8
SIpiedoystercatcher 1
2017Wairarapariverssurvey
CourtesyofNikkiMcArthur
2017Wairarapariverssurvey
CourtesyofNikkiMcArthur
2017Wairarapariverssurvey
CourtesyofNikkiMcArthur
Southland bird counts (2009)
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Totalcount:32,660birds
Black-frontedterns:1829birds
Source:AshburtonRiver/Hakatereshorebirdhabitatmanagementplan
Photo:ColinO’Donnell
Photo:GordonWatson
Photo:PeterLanglands
Photo:PeterLanglands
Source:AshburtonRiver/Hakatereshorebirdhabitatmanagementplan
Photo:PeterLanglands
River mouths
Photos:Clockwisefromtop:ColinO’Donnell(spo^edshag),JohnCheyne(bi^ern),AndrewWalmsley(shoveler),DavidCook(white-frontedtern),GlennHoye(wrybill)
Threats
Lossofwater
Weedinvasion
Introducedpredators
Disturbance
Gravelextrac3on
Terrestrialpredators
Trout
Recrea3on
Waterabstrac3on
Terrestrialweeds
Stock
Aqua3cweeds
Browsers
Dams
Channelisa3on
Adjacentlanduse
Climatechange
Disturbance
Humandevelopments
Onsite/offsite
Integrate biodiversity with planning
AcIve habitat management
Weed control at different scales
Managing increased recreaIon
Black-frontedternchickcrushedbyvehicle
4WD&ATVsWhitebai3ngDogwalkingFishingBoa3ngSwimmingPicknicing_____________BarrierstoaccessEduca3onPlanningrules
Partnerships and community
Sources:AshburtonRiver/HakatereshorebirdhabitatmanagementplanandO’Donnelletal.2016
Thank you to: Allthephotographers NikkiMcArthurforWairarapadata JohnCheyneandKeikoHashibaforinforma3ononHawkesBayRiver
management References
• O’Donnell,C.F.J.Sanders,M.;Woolmore,C.;Maloney,R.F.2016.Managementandresearchpriori3esforconservingbiodiversityonNewZealand’sbraidedrivers.DepartmentofConserva3on,Wellington.46pp.
• Parrish,G.R.1988.WildlifeandwildlifehabitatofHawke’sBayrivers.Science&ResearchSeriesNo.2.DepartmentofConserva3on,Wellington.
• Stephenson,B.M.2010.Finalreport–Baselinestudyandassessmentofeffectsonbraidedriverbirdcommuni3es.Ecovista,HavelockNorth.
• Stephenson,B.M.2011.Baselinestudyandassessmentofeffectsonbraidedriverbirdcommuni3es.Ecovista,HavelockNorth.
• TutaekuriRiverEcologicalManagementandEnhancementPlanh^p://www.hbrc.govt.nz/assets/Document-Library/Publica3ons-Database/4748-AM15-13-Tutaekuri-River-Ecological-Management-and-Enhancement-Plan.pdf
• TukitukiCatchmentImplementa3onPlanh^p://www.hbrc.govt.nz/assets/Document-Library/Tukituki/Dran-Tukituki-Catchment-Implementa3on-Plan.pdf
• AshburtonRiver/Hakatereshorebirdhabitatmanagementplanh^p://braid.org.nz/wp-content/uploads/2015/05/Ashburton-River-Management-Plan5.pdf