NZ061
Te Waihora


IBA Justification

The site was identified as internationally important for bird conservation in 2014 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:
Species Red List Season (year/s of estimate) Size IBA criteria
Australasian Bittern Botaurus poiciloptilus VU resident (-) min 6 A1
Black Stilt Himantopus novaezelandiae CR breeding (2009–2013) max 2 birds A1
Wrybill Anarhynchus frontalis VU non-breeding (2009–2013) 349–701 birds A1, A4i
Black-billed Gull Larus bulleri NT breeding (-) 311–530 pairs A1, A4i
Black-fronted Tern Chlidonias albostriatus EN non-breeding (2006–2015) 28–54 birds A1

IBA Conservation

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2014. The most recent assessment (2014) is shown below.

IBA conservation assessment
Year of assessment State Pressure Response
2014 not assessed high not assessed
Whole site assessed? State assessed by Accuracy of information
no unset -

Pressure (threats to the trigger species and/or their habitats)
Threat Timing Scope Severity Result
Invasive and other problematic species and genes happe­ning now some of popul­ation/area (10–49%) moderate decline (10–30% over 3 gener­ations) high
Human intrusions and disturbance happe­ning now some of popul­ation/area (10–49%) slow decline (1–10% over 3 gener­ations) medium
Biological resource use happe­ning now some of popul­ation/area (10–49%) slow decline (1–10% over 3 gener­ations) medium
Natural system modifications happe­ning now some of popul­ation/area (10–49%) slow decline (1–10% over 3 gener­ations) medium
Pollution happe­ning now some of popul­ation/area (10–49%) slow decline (1–10% over 3 gener­ations) medium
Climate change and severe weather likely in short term (<4 years) some of popul­ation/area (10–49%) moderate decline (10–30% over 3 gener­ations) medium

Response (conservation actions taken for the trigger species and/or their habitats)
Designation Planning Action Result
Not assessed Not assessed Not assessed not assessed

IBA Protection

Year Protected Area Designation (management category) % coverage of IBA
1867 Waihora Scientific Reserve (Ia) <1
1882 Lakeside Stewardship Area (III) <1
1891 Landing Yard Point Stewardship Area (III) <1
1969 Harts Creek Government Purpose Reserve (-) 1
1979 Kaitorete Spit Scientific Reserve (Ia) 1
1980 Yarrs Flat Wildlife Government Purpose Reserve (-) 1
1983 Lakeside Government Purpose Reserve (-) <1
1985 Selwyn Government Purpose Reserve (-) 1
1987 Greenpark Sands Stewardship Area (III) 4
1987 Wairewa Stewardship Area (III) 2
1987 Kaitorete Spit Stewardship Area (III) 1
1987 Pacific Ocean Foreshore Kaitorete Spit Stewardship Area (III) <1
1987 Motukarara Rail Trail Stewardship Area (III) <1
1987 Pacific Ocean Foreshore Coopers Lagoon Stewardship Area (III) <1
1987 Motukarara Rail Trail Aorangi Stewardship Area (III) <1
1987 Greenpark Sands Lower Selwyn Hut Stewardship Area (III) <1
1987 Lower Selwyn Huts Stewardship Area (III) <1
1987 Omahanui Stewardship Area (III) <1
1987 Coopers Lagoon Stewardship Area (III) <1
1988 Te Waihora Harts Creek Stewardship Area (III) <1
1988 L II River Silverstream Stewardship Area (III) <1
1988 Te Waihora Proposed Picnic Area Stewardship Area (III) <1
2001 Williams Wildlife Management Government Purpose Reserve (-) <1
2004 Lakelands Wildlife Reserve Stewardship Area (III) 1
2005 Motukarara Rail Trail Stewardship Area (III) <1
2015 Ātaahua Scenic Reserve (III) <1

Habitats

Habitat % of IBA Habitat detail
Introduced vegetation major (>10)
Marine Coastal/Supratidal major (>10)
Marine Intertidal major (>10)
Shrubland major (>10)


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Te Waihora (New Zealand). Downloaded from https://datazone.birdlife.org/site/factsheet/te-waihora-iba-new-zealand on 23/12/2024.