Skip to content
Archipelago

    64°10′S 57°45′W

    James Ross Island group

    The James Ross Island group (64°10′S 57°45′W) is a group of islands located close to the northeastern tip of the Antarctic Peninsula. The largest islands in the group are James Ross Island, Snow Hill Island, Vega Island, and Seymour Island. The islands lie to the south of the Joinville Island group.

    One of several basalt dikes parallel to the north shore
    One of several basalt dikes parallel to the north shore

    Joseph W. Holliday / CC BY-SA 4.0

    Chart

    9 landforms

    Overview

    The James Ross Island group (64°10′S 57°45′W) is a group of islands located close to the northeastern tip of the Antarctic Peninsula. The largest islands in the group are James Ross Island, Snow Hill Island, Vega Island, and Seymour Island. The islands lie to the south of the Joinville Island group. The groups contains several scientific bases, notably Marambio Base, and numerous important palaeontological sites.

    From Wikipedia, CC BY-SA 4.0

    Census, cataloged

    • Major islands2
    • Minor islands5
    • Islets2
    • Rocks & skerries0

    Major islands

    2
    • James Ross Island

      James Ross Island

      Area
      2,397 km²
      High point
      1,618 m

      James Ross Island is a large island off the southeast side and near the northeastern extremity of the Antarctic Peninsula, from which it is separated by Prince Gustav Channel.

    • Snow Hill Island

      Snow Hill Island

      Area
      352 km²
      High point
      394 m

      5 mi) wide, lying off the east coast of the Antarctic Peninsula. It is separated from James Ross Island to the north-east by Admiralty Sound and from Seymour Island to the north by Picnic Passage.

    Minor islands

    5

    Islets

    2
    • Unnamed island0.03 km²
    • Unnamed island1 m · 0.01 km²

    Figures

    Comparative heights

    Sea level500 m1,000 m1,500 m2,000 m1,618 mJames Ross653 mVega394 mSnow Hill214 mSeymour204 mPersson182 mDevil176 mHumps
    High points by island, metres above sea level.

    Islands by area

    0.010.11101001,00010,000James Ross: 2,397 km²James RossSnow Hill: 352 km²Snow HillVega: 258 km²VegaSeymour: 75.8 km²SeymourPersson: 2.6 km²PerssonDevil: 1.2 km²DevilHumps: 0.86 km²HumpsUnnamed island: 0.03 km²Unnamed islandUnnamed island: 0.01 km²Unnamed island
    km², log scale
    James Ross Island2,397 km²
    Snow Hill Island352 km²
    Vega Island258 km²
    Seymour Island75.8 km²
    Persson Island2.6 km²
    Devil Island1.2 km²
    Humps Island0.86 km²
    Unnamed island0.03 km²
    Unnamed island0.01 km²

    Sources

    Facts

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

    Photographs