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Archipelago

    Southern OceanAustralia

    43°20′S 145°58′E

    Breaksea Islands

    The Breaksea Islands Group is a group of six islands, in the Southern Ocean, off the southwestern coast of Tasmania, Australia.

    Breaksea Islands at the entrance to Bathurst Channel (Feb 2008) – Southwest National Park, Tasmania
    Breaksea Islands at the entrance to Bathurst Channel (Feb 2008) – Southwest National Park, Tasmania

    Oronsay / CC BY-SA 4.0

    Chart

    4 landforms

    Overview

    The Breaksea Islands Group is a group of six islands, in the Southern Ocean, off the southwestern coast of Tasmania, Australia. Located near the mouth of Port Davey, the group comprise the North Breaksea and Main Breaksea Islands, the Fitzroy, Kathleen, and Munday islands, and the Mavourneen Rocks. The group have a total area of approximately 16 hectares (40 acres) and are contained within the Southwest National Park, part of the Tasmanian Wilderness World Heritage Site and the Port Davey/Bathurst Harbour Marine Nature Reserve.

    From Wikipedia, CC BY-SA 4.0

    Census, cataloged

    • Major islands1
    • Minor islands0
    • Islets1
    • Rocks & skerries2

    Major islands

    1

    • Kathleen Island

      Area
      0.11 km²
      High point
      75 m

      Kathleen Island is a steeply cliffed island that lies within Port Davey, an oceanic inlet, located in the south west region of Tasmania, Australia. 0 acres) and is contained with the Southwest National Park, part of the Tasmanian Wilderness World Heritage Site and the Port Davey/Bathurst Harbour Marine Nature Reserve.

    Islets

    1

    Rocks & skerries

    2
    • Mavourneen Rocks7 m · 0.4 ha
    • Unnamed island<0.1 ha

    Figures

    Comparative heights

    Sea level20 m40 m60 m80 m75 mKathleen28 mMunday7 mMavourneen Rocks
    High points by island, metres above sea level.

    Islands by area

    0.00010.0010.010.11Kathleen: 0.11 km²KathleenMunday: 0.04 km²MundayMavourneen Rocks: 0.4 haMavourneen RocksUnnamed island: <0.1 haUnnamed island
    km², log scale
    Kathleen Island0.11 km²
    Munday Island0.04 km²
    Mavourneen Rocks0.4 ha
    Unnamed island<0.1 ha

    Groups within

    1

    Sources

    Facts

    • Geometry, areas and high points: OpenStreetMap contributors (ODbL), Copernicus GLO-30, via Talus.
    • Wikidata
    • Wikipedia