Ahuriri River (44615)
New Zealand, Australasia
Site overview
KBA status: confirmed
Global KBA criteria: A1a, A1b, A1c, B1, B2, D1a
Year of last assessment: 2014
National site name: Ahuriri River
Central coordinates: Latitude: -44.4703, Longitude: 169.9883
System: freshwater, terrestrial
Elevation (m): 370 to 1000
Area of KBA (km2): 89.64424
Protected area coverage (%): 24.60
KBA classification: Global
Legacy site: Yes
Site details
Rationale for qualifying as KBA: This site qualifies as a Key Biodiversity Area of international significance that meets the thresholds for at least one criterion described in the Global Standard for the Identification of KBAs.
Additional biodiversity: IBA Trigger species: Black-billed Gull, Black-fronted Tern, Black Stilt, Wrybill, Australasian Bittern Besides the trigger species the following species are confirmed or likely to be breeding: Australasian Crested Grebe, Black Shag, Little Shag, White-faced Heron, Black Swan, Canada Goose, Paradise Shelduck, NZ Shoveler, Grey Teal, Mallard, Grey Duck, NZ Scaup, Australasian Harrier, Marsh (Baillon’s) Crake, Spotless Crake, Pukeko, South Island Pied Oystercatcher, Pied Stilt, Banded Dotterel, Spur-winged Plover, Southern Black-backed Gull, Caspian Tern, Rock Pigeon, Californian Quail, Shining Cuckoo, NZ Kingfisher, Welcome Swallow, NZ Pipit, South Island Tomtit, South Island Fantail, Grey Warbler, Silvereye, Bellbird, Skylark, Hedge-sparrow, Blackbird, Song Thrush, Yellowhammer, Chaffinch, Greenfinch, Goldfinch, Redpoll, House Sparrow, Starling, Australian Magpie. Other species recorded: NZ Falcon.
Habitats
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Introduced Vegetation | 24 | |
| Wetlands(Inland) | 24 | |
| Grassland | 24 | |
| Shrubland | 24 | |
| Forest | 5 |
Additional information
References: Bell BD 1994. 1960s Waitaki bird counts. Department of Conservation File Report HAB808 (116). Twizel, Department of Con-servation. DOC River Survey Database (2013) Maloney RF, Rebergen AL, Nilsson RJ, Wells NJ 1997. Bird density and diversity in braided river beds in the Upper Waitaki Basin, South Island, New Zealand. Notornis 44: 219−232. O’Donnell, C.F.J., Hoare, J.M. 2011. Meta-analysis of status and trends in breeding populations of black-fronted terns (Chlidonias albostriatus) 1962-2008. New Zealand Journal of Ecology 35: 32-43. Robertson CJR, O’Donnell, CFJ, Overmars FB 1983. Habitat requirements of wetland birds in the Ahuriri River catchment, New Zealand. Occasional Publication 3. Wellington, New Zealand Wildlife Service, Department of Internal Affairs. 455 p. Robertson CJR, Law E, de Hamel RJB, Wakelin DJ, Courtney SP 1984. Habitat requirements of wetland birds in the lower Waitaki River catchment, New Zealand. Occasional Publication 6. Wellington, New Zealand Wildlife Service, Department of Internal Affairs. 769 p.