from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of or resembling regions just north of the Antarctic Circle.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Pertaining to a region in the Southern Hemisphere immediately north of Antarctica and covering the many islands of the southern parts of the Indian Ocean, Atlantic Ocean and Pacific Ocean, which are north of the Antarctic Convergence.

from The Century Dictionary and Cyclopedia

  • Near, or just outside of, the Antarctic ocean.


sub- +‎ antarctic (Wiktionary)


  • The park contains two well delimited major phytogeographical formations: subantarctic Patagonian forest and Patagonian steppe.

    Los Glaciares National Park, Argentina

  • Climate: Mostly temperate; arid in southeast; subantarctic in southwest


  • The climate is subtropical and strongly influenced by fluctuations in the general northward flow of the cold subantarctic Humboldt ocean current and the south east trade winds, that creates a high-winter and low-summer rainfall pattern and a stable-temperature environment.

    Juan Fernández Islands temperate forests

  • Argentinamostly temperate; arid in southeast; subantarctic in southwest


  • The Chatham forest flora has affinities with the Kermadec islands, Norfolk Island, and the New Zealand mainland, while the Chathams heathland has strong affinities with the flora of other subantarctic islands such as Campbell Island, the Snares, and the Solander Islands.

    Chatham Island temperate forests

  • Role of iron, light, and silicate in controlling algal biomass in subantarctic waters SE of New Zealand.

    New Zealand Shelf large marine ecosystem

  • Climate: mostly temperate; arid in southeast; subantarctic in southwest


  • The NZSAI taken together, are the most diverse and extensive of all subantarctic archipelagos.

    Subantarctic Islands, New Zealand

  • Heard Island and the McDonald Islands are a classic example of a subantarctic island group with low species diversity, but huge populations of certain species.

    Heard Island and McDonald Islands, Australia

  • Weddell seal Leptonychotes weddelli, Ross seal Ommatophoca rossi and crabeater seal Lobodon carcinophagus are occasionally present on Heard Island (at the extreme northern limit of their pelagic ranges), while subantarctic fur seal A. tropicalis was first recorded on Heard Island in 1987/88.

    Heard Island and McDonald Islands, Australia


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