Tench Marine (31345)
Papua New Guinea, Australasia
Site overview
KBA status: confirmed
Global KBA criteria: B1, D1a
Year of last assessment: 2012
National site name: Tench Marine
Central coordinates: Latitude: -1.6493, Longitude: 150.6741
System: marine
Area of KBA (km2): 20273.50031
KBA classification: Global
Legacy site: Yes
Site details
Site description: The site boundary is based upon a seaward extension of 80 km around Tench to encompass the foraging range of IBA threshold numbers of Brown Noddy based upon a 1973 population estimate of 80,000 individuals, and Black Noddy based upon a 1973 population estimate of 20,000 individuals from Silva, K. (1973) Observations. PNG Bird Society Newsletter, 89: 2-3.
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: The site boundary is based upon a seaward extension of 80 km around Tench to encompass the foraging range of IBA threshold numbers of Brown Noddy based upon a 1973 population estimate of 80,000 individuals, and Black Noddy based upon a 1973 population estimate of 20,000 individuals from Silva, K. (1973) Observations. PNG Bird Society Newsletter, 89: 2-3.
Delineation rationale: The site boundary is based upon a seaward extension of 80 km around Tench to encompass the foraging range of IBA threshold numbers of Brown Noddy based upon a 1973 population estimate of 80,000 individuals, and Black Noddy based upon a 1973 population estimate of 20,000 individuals from Silva, K. (1973) Observations. PNG Bird Society Newsletter, 89: 2-3.
Habitats
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Marine Neritic | 100 |
Threats
| Threat level 1 | Threat level 2 | Threat level 3 | Timing |
|---|---|---|---|
| Pollution | Industrial & military effluents | Oil spills | Ongoing |
| Climate change & severe weather | Habitat shifting & alteration | Only in the future |