Rahuinui Island (44589)
New Zealand, Australasia
Site overview
KBA status: confirmed
Year of last assessment: 2014
National site name: Rahuinui Island
Central coordinates: Latitude: -40.8815, Longitude: 173.7657
System: marine, terrestrial
Elevation (m): 0 to 25
Area of KBA (km2): 0.0633
KBA classification: Global/Regional TBD
Legacy site: Yes
Site details
Rationale for qualifying as KBA: This site qualifies as a Key Biodiversity Area of international significance because it meets one or more previously established criteria and thresholds for identifying sites of biodiversity importance (including Important Bird and Biodiversity Areas, Alliance for Zero Extinction sites, and Key Biodiversity Areas)
Additional biodiversity: IBA Trigger species: King Shag Other species: Southern Black-backed Gull, Red-billed Gull, White-fronted Tern.
Delineation rationale: KH 2015: Area is less than 1 hectare
Habitats
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Shrubland | 20 | |
| Marine Intertidal | 40 | |
| Marine Coastal/Supratidal | 40 |
Threats
Summary of threats to biodiversity at KBA: Human disturbance – Yes - All breeding grounds need to be legally protected and a code of practice adopted by local commercial charter-boat opera-tors and fishers to minimise disturbance of colonies. It is recommended that no boat approach closer than 100m from col-onies during breeding (March to August) (Van Eerden & Munsterman 2012). Predation by alien species – No Habitat loss or degradation – No Contamination – No Natural disaster – No Other – No
Additional information
References: Bell, M. 2010. Numbers and distribution of New Zealand king shag (Leucocarbo carunculatus) colonies in the Marlborough Sounds, September-December 2006. Notornis 57: 33-36 Nelson, A. 1971. King shags in the Marlborough Sounds. Notornis 18: 30-37. Schuckard, R. 2006. Population status of the New Zealand king shag (Leucocarbo carunculatus). Notornis 53: 297-307 Van Eerden, M.R., Munsterman, M.J. 2012. King Shag (Leucocarbo carunculatus) in Marlborough Sounds, New Zealand. Lit-erature review and draft management plan, prepared for Friends of Nelson Haven and Tasman Bay. 62pp.