Pacific Ocean

Oceania ( , ) is a geographical region including Australasia, Melanesia, Micronesia, and Polynesia. Oceania is generally considered a continent, while mainland Australia is regarded as its continental landmass. Spanning the Eastern and Western hemispheres, at the centre of the water hemisphere, Oceania is estimated to have a land area of about and a population of around 46.3 million as of 2024. Oceania is the smallest continent in land area and the second-least populated after Antarctica. It is home to Earth’s third-largest remaining area of tropical rainforest, which covers much of the island

ocean between Asia, Australia and the Americas

continent in the Earth's Southern Hemisphere

imaginary line that demarcates the change of one calendar day to the next

gyre of marine debris in the central North Pacific Ocean

right|thumb|upright=1.35|Area covered by the Indo-Pacific biogeographic region thumb|upright=1.35|Indo-Pacific. The green ellipse covers the ASEAN.

the meridian 180° east or west of the Prime Meridian with which it forms a great circle

thumb|A spectrogram of Bloop Bloop was an ultra low frequency, high-amplitude underwater sound detected by the U.S. National Oceanic and Atmospheric Administration (NOAA) in 1997. By 2012, earlier speculation that the sound originated from a marine animal was replaced by NOAA's description of the sound as being consistent with noises generated via non-tectonic cryoseisms originating from glacial movements such as ice calving, or through seabed gouging by ice.

region of island groups in the Pacific Ocean

individual whale which has been detected calling at 52 Hz, far above the normal whale vocal range

thumb|Map of Sahul with Sundaland|Sunda __NOTOC__ Sahul (), also called Sahul-land, Meganesia, Papualand and Greater Australia, was a paleocontinent that encompassed the modern-day landmasses of mainland Australia, Tasmania, New Guinea, and the Aru Islands.

environmental pollution by plastics

national park of Canada located in British Columbia

robust, recurring pattern of ocean-atmosphere climate variability centered over the mid-latitude Pacific basin

four points on Earth which are halfway between the geographical poles, the equator, the Prime Meridian, and the 180th meridian

exploring and surveying expedition, 1838 to 1842

area of the southeast Pacific Ocean near Peru

area in the southern Pacific Ocean where spacecraft have been routinely deposited

species of mollusc

major circulating system of ocean currents

old name for the South Pacific Ocean

organization

Weather phenomenon off the California coast

map of the Pacific Ocean

Commission established by the Convention for the Conservation and Management of Highly Migratory Fish Stocks in the Western and Central Pacific Ocean (WCPF Convention)

weather phenomenon off the Peru and northern Chile coasts

Zone of the Pacific Ocean

area of ocean floor to the east of New Zealand, forming part of the Zealandia continent

grassroots movement of climate activists from the Pacific Islands

travel and tourism trade association

mid-Pacific Ocean area noted as a winter and spring habitat of great white sharks

oceanographic/meteorological phenomenon similar to the Pacific decadal oscillation (PDO), but occurring in a wider area of the Pacific

Gymnastics competition

area of marine debris

International organization

Mixed-use building in Vancouver, British Columbia

organization

biogeographic region of the Earth's seas, comprising the tropical waters of the western Pacific Ocean, the eastern Indian Ocean, and the connecting seas.

climatic cycle affecting North America and East Asia

1997 UK documentary television series