Three Sisters (Bass Strait) (Australia)

Three Sisters (Bass Strait)

Current view: Data table and detailed info

IBA Justification

The site was identified as important in 2009 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 List¹	Season	Year(s)	Size	IBA criteria
Black-faced Cormorant Phalacrocorax fuscescens	LC	resident	2001-2007	320-400 breeding pairs	A4i

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2009) may differ.

IBA Conservation

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2009. The most recent assessment (2019) is shown below.

IBA conservation assessment
Year of assessment	State	Pressure	Response
2019	not assessed	low	low
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
Transportation and service corridors	happening now	majority/most of area/population (50-90%)	no or imperceptible deterioration	low
Human intrusions and disturbance	happening now	majority/most of area/population (50-90%)	no or imperceptible deterioration	low
Biological resource use	happening now	some of area/population (10-49%)	no or imperceptible deterioration	low

Response (conservation actions taken for the trigger species and/or their habitats)
Protected areas	Management plan	Other action	Result
Whole area of site (>90%) covered by appropriate conservation designation	Unknown	Unknown	low

IBA Protection

Year	Protected Area	Designation	% overlap with IBA
1999	Three Sisters-Goat Island	Nature Reserve	100

Habitats

Habitat¹	Habitat detail	% of IBA
Marine Coastal/Supratidal		100

1. IUCN Habitat classification.

Land use

Land use	% of IBA
nature conservation and research	100

Land ownership

Owned by the Tasmanian State Government and managed by the Parks and Wildlife Service.

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Three Sisters (Bass Strait) (Australia). Downloaded from https://datazone.birdlife.org/site/factsheet/three-sisters-(bass-strait)-iba-australia on 23/11/2024.