165 relations: ABC News and Current Affairs, Aipysurus duboisii, Alcyonacea, Amphiprioninae, Aneityum, Anemone, APNG (cable system), Arafura Sea, Ascidiacea, Atoll, Australia, Australian Broadcasting Corporation, Battle of the Coral Sea, Bioregion, Bryozoa, Bundaberg, Burdekin River, Cairns, Calcareous, Cape York Peninsula, Central Queensland, Charonia, Chesterfield Islands, Chimaera, Cone snail, Continental margin, Cooktown, Queensland, Coral reef, Coral Sea Islands, Coral trout, Crayfish, Crown-of-thorns starfish, CSIRO, Darnley Island (Queensland), Digestive enzyme, Duff Islands, Dugong, Earthquake, East Australian Current, Ecosystem, Elizabeth Reef, Empire of Japan, Endemism, Etmopterus dislineatus, Flatback sea turtle, France, Fraser Island, Gale, Gamete, Gastropoda, ..., Genus, Giant clam, Gladstone, Queensland, Global warming, Great Barrier Reef, Great Barrier Reef Marine Park, Great Dividing Range, Great hammerhead, Great Soviet Encyclopedia, Green algae, Green sea turtle, Grey reef shark, Gulf of Papua, Halimeda, Halodule, Halophila, Hawksbill sea turtle, Honiara, Humpback dolphin, Humpback whale, Hydrocarbon exploration, Hydrophiinae, Interim Biogeographic Regionalisation for Australia, International Hydrographic Organization, Jia Yong, Latitude, Leatherback sea turtle, Lihou Reef National Nature Reserve, List of fishes of the Coral Sea, List of seas, Lithothamnion, Lobster, Loggerhead sea turtle, Longitude, Lutjanidae, Lutjanus bohar, Mackay, Queensland, Makira, Mangrove, Middleton Reef, Minke whale, Mollusca, Monsoon, Nalongo and Nupani, New Caledonia, New Guinea, New Hebrides, North West Island, Nudibranch, Oceanic basin, Oil spill, Oil well, Olive ridley sea turtle, Overfishing, Pacific Ocean, Paedocypris progenetica, Papua New Guinea, Petroleum reservoir, Polyp, Porolithon, Porpoise, Prawn, Princess Charlotte Bay, Queensland, Rainforest, Red algae, Rennell Island, Reproductive synchrony, Richter magnitude scale, Rockhampton, Rookery, Roseate tern, Saffir–Simpson scale, Salt marsh, Saltwater crocodile, Santa Cruz Islands, Schindleria brevipinguis, Scleractinia, Sea, Sea level rise, Sea turtle, Seaweed, Shark, Silvertip shark, Skate (fish), Solomon Islands, Solomon Sea, Spirobranchus giganteus, Sponge, Stingray, Sunshine Coast, Queensland, Sweetlip emperor, Tarball (oil), Tasman Sea, The Australian, Tiger shark, Torres Strait, Torres Strait Islands, Townsville, Trade winds, Tropical cyclone, Tsunami, UNESCO, USS Lexington (CV-2), Vanuatu, White-bellied sea eagle, Whitetip reef shark, Willis Island, World Heritage site, World War II, Wreck Island, Yellow-lipped sea krait, 2007 Solomon Islands earthquake, 2010 Great Barrier Reef oil spill, 30th parallel south. Expand index (115 more) » « Shrink index
ABC News and Current Affairs is the name of the division of the Australian Broadcasting Corporation (ABC) that controls content classified as news, public affairs and business and finance.
Aipysurus duboisii, also known as the Dubois' sea snake or reef shallows sea snake, is a species of venomous sea snake.
Alcyonacea, or soft corals, is an order of corals which do not produce calcium carbonate skeletons.
Clownfish or anemonefish are fishes from the subfamily Amphiprioninae in the family Pomacentridae.
Aneityum (also known as Anatom or Keamu) is the southernmost island of Vanuatu, in the province of Tafea.
Anemone is a genus of about 200 species of flowering plants in the family Ranunculaceae, native to temperate zones.
APNG (Australia Papua New Guinea) is a submarine telecommunications cable system in the Coral Sea linking Australia and Papua New Guinea.
The Arafura Sea lies west of the Pacific Ocean overlying the continental shelf between Australia and Indonesian New Guinea.
Ascidiacea (commonly known as the ascidians or sea squirts) is a paraphyletic class in the subphylum Tunicata of sac-like marine invertebrate filter feeders.
An atoll, sometimes called a coral atoll, is a ring-shaped coral reef including a coral rim that encircles a lagoon partially or completely.
Australia, officially the Commonwealth of Australia, is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania and numerous smaller islands.
The Australian Broadcasting Corporation (ABC) founded in 1929 is Australia's national broadcaster, funded by the Australian Federal Government but specifically independent of Government and politics in the Commonwealth.
The Battle of the Coral Sea, fought from 4 to 8 May 1942, was a major naval battle between the Imperial Japanese Navy (IJN) and naval and air forces from the United States and Australia, taking place in the Pacific Theatre of World War II.
A bioregion is an ecologically and geographically defined area that is smaller than an ecozone, but larger than an ecoregion or an ecosystem, in WWF classification scheme.
Bryozoa (also known as the Polyzoa, Ectoprocta or commonly as moss animals) are a phylum of aquatic invertebrate animals.
Bundaberg is a city near the south-east coast of Queensland, Australia, situated on the Burnett River.
The Burdekin River is a river located in North and Far North Queensland, Australia.
Cairns is a city in the Cairns Region, Queensland, Australia.
Calcareous is an adjective meaning "mostly or partly composed of calcium carbonate", in other words, containing lime or being chalky.
Cape York Peninsula is a large remote peninsula located in Far North Queensland, Australia.
Central Queensland is an ambiguous geographical division of Queensland (a state in Australia) that centres on the eastern coast, around the Tropic of Capricorn.
Charonia is a genus of very large sea snail, commonly known as Triton's trumpet or Triton snail.
Chesterfield Islands (îles Chesterfield in French) are a French archipelago of New Caledonia located in the Coral Sea, 550 km northwest of Grande Terre, the main island of New Caledonia.
Chimaeras the order Chimaeriformes, known informally as ghost sharks, rat fish (not to be confused with the rattails), spookfish (not to be confused with the true spookfish of the family Opisthoproctidae), or rabbit fish (not to be confused with the family Siganidae).
Cone snails, cone shells, or cones are common names for a large group of small to large-sized extremely venomous predatory sea snails, marine gastropod molluscs.
The continental margin is one of the three major zones of the ocean floor, the other two being deep-ocean basins and mid-ocean ridges.
Cooktown is a town and locality in the Shire of Cook, Queensland, Australia.
Coral reefs are diverse underwater ecosystems held together by calcium carbonate structures secreted by corals.
The Coral Sea Islands Territory is an external territory of Australia which comprises a group of small and mostly uninhabited tropical islands and reefs in the Coral Sea, northeast of Queensland, Australia.
The coral trout, leopard coral grouper, or leopard coral trout (Plectropomus leopardus) is a species of fish in the Serranidae family.
Crayfish, also known as crawfish, crawdads, crawldads, freshwater lobsters, mountain lobsters, mudbugs or yabbies, are freshwater crustaceans resembling small lobsters, to which they are related; taxonomically, they are members of the superfamilies Astacoidea and Parastacoidea.
The crown-of-thorns starfish, Acanthaster planci, is a large, multiple-armed starfish that usually preys upon hard, or stony, coral polyps (Scleractinia).
The Commonwealth Scientific and Industrial Research Organisation (CSIRO) is an independent Australian federal government agency responsible for scientific research.
Darnley Island or Erub in the native language, is an island formed by volcanic action and situated in the eastern section of the Torres Strait, Queensland, Australia.
Digestive enzymes are a group of enzymes that break down polymeric macromolecules into their smaller building blocks, in order to facilitate their absorption by the body.
The Duff Islands are a small island group lying to the northeast of the Santa Cruz Islands in the Solomon Islands province of Temotu.
The dugong (Dugong dugon) is a medium-sized marine mammal.
An earthquake (also known as a quake, tremor or temblor) is the shaking of the surface of the Earth, resulting from the sudden release of energy in the Earth's lithosphere that creates seismic waves.
The East Australian Current (EAC) is the southward western boundary current that is formed from the South Equatorial Current (SEC) crossing the Coral Sea and reaching the eastern coast of Australia.
An ecosystem is a community made up of living organisms and nonliving components such as air, water, and mineral soil.
Elizabeth Reef is a coral reef in the Tasman Sea.
The was the historical nation-state and great power that existed from the Meiji Restoration in 1868 to the enactment of the 1947 constitution of modern Japan.
Endemism is the ecological state of a species being unique to a defined geographic location, such as an island, nation, country or other defined zone, or habitat type; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere.
Etmopterus dislineatus, sometimes called the lined lanternshark, is a shark of the family Etmopteridae found in the central Coral Sea at depths of between 590 and 800 m. Its length is up to 45 cm.
The Australian flatback sea turtle (Natator depressus) is a sea turtle located along the sandy beaches and shallow coastal waters of Australia.
France, officially the French Republic (République française), is a sovereign state whose territory consists of metropolitan France in Western Europe, as well as several overseas regions and territories.
Fraser Island (K'Gari, Gari) is a heritage-listed island located along the southeastern coast of the state of Queensland, Australia.
A gale is a strong wind, typically used as a descriptor in nautical contexts.
A gamete (from Ancient Greek γαμετή gamete from gamein "to marry") is a haploid cell that fuses with another haploid cell during fertilization (conception) in organisms that sexually reproduce.
The gastropods, more commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca, called Gastropoda.
A genus (genera) is a taxonomic rank used in the biological classification of living and fossil organisms, as well as viruses, in biology.
The giant clams are the genus Tridacna of clams that are the largest living bivalve mollusks.
Gladstone is a city in the Gladstone Region, Queensland, Australia.
Global warming, also referred to as climate change, is the observed century-scale rise in the average temperature of the Earth's climate system and its related effects.
The Great Barrier Reef is the world's largest coral reef system composed of over 2,900 individual reefs and 900 islands stretching for over over an area of approximately.
The Great Barrier Reef Marine Park protects a large part of Australia's Great Barrier Reef from damaging activities.
The Great Dividing Range, or the Eastern Highlands, is Australia's most substantial mountain range and the third longest land-based range in the world.
The great hammerhead (Sphyrna mokarran) is the largest species of hammerhead shark, belonging to the family Sphyrnidae, attaining a maximum length of.
The Great Soviet Encyclopedia (GSE; Большая советская энциклопедия, БСЭ, Bolshaya sovetskaya entsiklopediya) is one of the largest Russian-language encyclopedias, published by the Soviet state from 1926 to 1990, and again since 2002 by Russia (under the name Bolshaya Rossiyskaya entsiklopediya or Great Russian Encyclopedia).
The green algae (singular: green alga) are a large, informal grouping of algae consisting of the Chlorophyta and Charophyta/Streptophyta, which are now placed in separate divisions, as well as the more basal Mesostigmatophyceae, Chlorokybophyceae and Spirotaenia.
The green sea turtle (Chelonia mydas), also known as the green turtle, black (sea) turtle or Pacific green turtle, is a large sea turtle of the family Cheloniidae.
The grey reef shark (Carcharhinus amblyrhynchos, sometimes misspelled amblyrhynchus or amblyrhinchos) is a species of requiem shark, in the family Carcharhinidae.
The Gulf of Papua is a 400 kilometer wide region on the south coast of New Guinea.
Halimeda is a genus of green macroalgae.
Halodule is a genus of plants in the family Cymodoceaceae described as a genus in 1841.
Halophila is a genus of seagrasses in the family Hydrocharitaceae, the tape-grasses.
The hawksbill sea turtle (Eretmochelys imbricata) is a critically endangered sea turtle belonging to the family Cheloniidae.
Honiara is the capital city of the Solomon Islands, situated on the northwestern coast of Guadalcanal.
Humpback dolphins are members of the genus Sousa.
The humpback whale (Megaptera novaeangliae) is a species of baleen whale.
Hydrocarbon exploration (or oil and gas exploration) is the search by petroleum geologists and geophysicists for hydrocarbon deposits beneath the Earth's surface, such as oil and natural gas.
The Hydrophiinae, commonly known as sea snakes or coral reef snakes, are a subfamily of venomous elapid snakes that inhabit marine environments for most or all of their lives.
The Interim Biogeographic Regionalisation for Australia (IBRA) is a biogeographic regionalisation of Australia developed by the Australian Government's Department of Sustainability, Environment, Water, Population and Communities.
The International Hydrographic Organization (IHO) is the inter-governmental organisation representing hydrography.
Jia Yong, formerly MV Shen Neng 1 is a Chinese bulk carrier built in 1993 as Bestore.
In geography, latitude is a geographic coordinate that specifies the north–south position of a point on the Earth's surface.
The leatherback sea turtle (Dermochelys coriacea), sometimes called the lute turtle or leathery turtle or simply the luth, is the largest of all living turtles and is the fourth-heaviest modern reptile behind three crocodilians.
Lihou Reef National Nature Reserve is a former marine protected area covering an area of 8440 km2in the Australian Coral Sea Islands Territory that was incorporated into the new Coral Sea Commonwealth Marine Reserve in December 2012.
This is a list of fish recorded from the Coral Sea, bordering Australia, Papua New Guinea, Vanuatu and New Caledonia.
This is a list of seas - large divisions of the World Ocean, including areas of water variously, gulfs, bights, bays, and straits.
Lithothamnion is a genus of thalloid red alga comprising 103 species.
Lobsters comprise a family (Nephropidae, sometimes also Homaridae) of large marine crustaceans.
The loggerhead sea turtle (Caretta caretta), or loggerhead, is an oceanic turtle distributed throughout the world.
Longitude, is a geographic coordinate that specifies the east-west position of a point on the Earth's surface.
Snappers are a family of perciform fish, Lutjanidae, mainly marine, but with some members inhabiting estuaries, feeding in fresh water.
Lutjanus bohar, the two-spot red snapper, is a species of snappers belonging to the Lutjanidae family.
Mackay is a city and its centre suburb in the Mackay Region on the eastern coast of Queensland, Australia.
The island of Makira (also known as San Cristobal) is the largest island of Makira-Ulawa Province in the Solomon Islands.
A mangrove is a shrub or small tree that grows in coastal saline or brackish water.
Middleton Reef is a coral reef in the Tasman Sea.
The minke whale, or lesser rorqual, is a type of baleen whale.
Mollusca is a large phylum of invertebrate animals whose members are known as molluscs or mollusksThe formerly dominant spelling mollusk is still used in the U.S. — see the reasons given in Gary Rosenberg's.
Monsoon is traditionally defined as a seasonal reversing wind accompanied by corresponding changes in precipitation, but is now used to describe seasonal changes in atmospheric circulation and precipitation associated with the asymmetric heating of land and sea.
Nalongo and Nupani is a small atoll in the Southwestern Pacific Ocean.
New Caledonia (Nouvelle-Calédonie)Previously known officially as the "Territory of New Caledonia and Dependencies" (Territoire de la Nouvelle-Calédonie et dépendances), then simply as the "Territory of New Caledonia" (French: Territoire de la Nouvelle-Calédonie), the official French name is now only Nouvelle-Calédonie (Organic Law of 19 March 1999, article 222 IV — see). The French courts often continue to use the appellation Territoire de la Nouvelle-Calédonie.
New Guinea (Nugini or, more commonly known, Papua, historically, Irian) is a large island off the continent of Australia.
New Hebrides, officially the New Hebrides Condominium (Condominium des Nouvelles-Hébrides, "Condominium of the New Hebrides") and named for the Hebrides Scottish archipelago, was the colonial name for the island group in the South Pacific Ocean that is now Vanuatu.
North West Island is a coral cay in the southern Great Barrier Reef, located 75 kilometres northeast of Gladstone, Queensland.
Nudibranchs are a group of soft-bodied, marine gastropod molluscs which shed their shells after their larval stage.
In hydrology, an oceanic basin may be anywhere on Earth that is covered by seawater but geologically ocean basins are large geologic basins that are below sea level.
An oil spill is the release of a liquid petroleum hydrocarbon into the environment, especially the marine ecosystem, due to human activity, and is a form of pollution.
An oil well is a boring in the Earth that is designed to bring petroleum oil hydrocarbons to the surface.
The olive ridley sea turtle (Lepidochelys olivacea), also known as the Pacific ridley sea turtle, are smallest and most abundant of all sea turtles found in the world, species of sea turtle found in warm and tropical waters, primarily in the Pacific and Indian Oceans.
Overfishing is the removal of a species of fish from a body of water at a rate that the species cannot replenish in time, resulting in those species either becoming depleted or very underpopulated in that given area.
The Pacific Ocean is the largest and deepest of Earth's oceanic divisions.
Paedocypris progenetica is a tiny species of cyprinid fish endemic to the Indonesian islands of Sumatra and Bintan where it is found in peat swamps and blackwater streams.
Papua New Guinea (PNG;,; Papua Niugini; Hiri Motu: Papua Niu Gini), officially the Independent State of Papua New Guinea, is an Oceanian country that occupies the eastern half of the island of New Guinea and its offshore islands in Melanesia, a region of the southwestern Pacific Ocean north of Australia.
A petroleum reservoir or oil and gas reservoir is a subsurface pool of hydrocarbons contained in porous or fractured rock formations.
A polyp in zoology is one of two forms found in the phylum Cnidaria, the other being the medusa.
Porolithon is a genus of red alga comprising 15 species.
Porpoises are a group of fully aquatic marine mammals that are sometimes referred to as mereswine, all of which are classified under the family Phocoenidae, parvorder Odontoceti (toothed whales).
Prawn is a common name for small aquatic crustaceans with an exoskeleton and ten legs (i.e. a member of the order decapoda), some of which can be eaten.
Princess Charlotte Bay is a large bay on the east coast of Far North Queensland at the base of Cape York Peninsula, 350 km north northwest of Cairns.
Queensland (abbreviated as Qld) is the second-largest and third-most populous state in the Commonwealth of Australia.
Rainforests are forests characterized by high rainfall, with annual rainfall in the case of tropical rainforests between, and definitions varying by region for temperate rainforests.
The red algae, or Rhodophyta, are one of the oldest groups of eukaryotic algae.
Rennell Island, locally known as Mugaba, is the main island of two inhabited islands that make up the Rennell and Bellona Province in the Solomon Islands.
Reproductive synchrony is a term used in evolutionary biology and behavioural ecology.
The so-called Richter magnitude scale – more accurately, Richter's magnitude scale, or just Richter magnitude – for measuring the strength ("size") of earthquakes refers to the original "magnitude scale" developed by Charles F. Richter and presented in his landmark 1935 paper, and later revised and renamed the Local magnitude scale, denoted as "ML" or "ML".
Rockhampton is a city in the Rockhampton Region, Queensland, Australia.
A rookery is a colony of breeding animals, generally birds.
The roseate tern (Sterna dougallii) is a tern in the family Laridae.
The Saffir–Simpson hurricane wind scale (SSHWS), formerly the Saffir–Simpson hurricane scale (SSHS), classifies hurricanesWestern Hemisphere tropical cyclones that exceed the intensities of tropical depressions and tropical stormsinto five categories distinguished by the intensities of their sustained winds.
A salt marsh or saltmarsh, also known as a coastal salt marsh or a tidal marsh, is a coastal ecosystem in the upper coastal intertidal zone between land and open saltwater or brackish water that is regularly flooded by the tides.
The saltwater crocodile (Crocodylus porosus), also known as the estuarine crocodile, Indo-Pacific crocodile, marine crocodile, sea crocodile or informally as saltie, is the largest of all living reptiles, as well as the largest riparian predator in the world.
The Santa Cruz Islands are a group of islands in the Pacific Ocean, part of Temotu Province of the Solomon Islands.
Schindleria brevipinguis is a species of marine fish in family Schindleriidae of Perciformes.
Scleractinia, also called stony corals or hard corals, are marine animals in the phylum Cnidaria that build themselves a hard skeleton.
A sea is a large body of salt water that is surrounded in whole or in part by land.
A sea level rise is an increase in global mean sea level as a result of an increase in the volume of water in the world’s oceans.
Sea turtles (superfamily Chelonioidea), sometimes called marine turtles, are reptiles of the order Testudines.
Seaweed or macroalgae refers to several species of macroscopic, multicellular, marine algae.
Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head.
The silvertip shark (Carcharhinus albimarginatus) is a large species of requiem shark, in the family Carcharhinidae, with a fragmented distribution throughout the tropical Indian and Pacific Oceans.
Skates are cartilaginous fish belonging to the family Rajidae in the superorder Batoidea of rays.
Solomon Islands is a sovereign country consisting of six major islands and over 900 smaller islands in Oceania lying to the east of Papua New Guinea and northwest of Vanuatu and covering a land area of.
The Solomon Sea is a sea located within the Pacific Ocean.
Spirobranchus giganteus, commonly known as Christmas tree worms, are tube-building polychaete worms belonging to the family Serpulidae.
Sponges, the members of the phylum Porifera (meaning "pore bearer"), are a basal Metazoa clade as sister of the Diploblasts.
Stingrays are a group of sea rays, which are cartilaginous fish related to sharks.
Sunshine Coast is a peri-urban area and the third most populated area in the Australian state of Queensland.
The sweetlip emperor (Lethrinus miniatus), also referred to as the sweetlip swoose, is a fish of the Lethrinidae family.
A tarball is a blob of petroleum which has been weathered after floating in the ocean.
The Tasman Sea (Māori: Te Tai-o-Rehua) is a marginal sea of the South Pacific Ocean, situated between Australia and New Zealand.
The Australian is a broadsheet newspaper published in Australia from Monday to Saturday each week since 14 July 1964.
The tiger shark (Galeocerdo cuvier) is a species of requiem shark and the only extant member of the genus Galeocerdo.
The Torres Strait is a strait which lies between Australia and the Melanesian island of New Guinea.
The Torres Strait Islands are a group of at least 274 small islands which lie in Torres Strait, the waterway separating far northern continental Australia's Cape York Peninsula and the island of New Guinea.
Townsville is a city on the north-eastern coast of Queensland, Australia.
The trade winds are the prevailing pattern of easterly surface winds found in the tropics, within the lower portion of the Earth's atmosphere, in the lower section of the troposphere near the Earth's equator.
A tropical cyclone is a rapidly rotating storm system characterized by a low-pressure center, a closed low-level atmospheric circulation, strong winds, and a spiral arrangement of thunderstorms that produce heavy rain.
A tsunami (from 津波, "harbour wave"; English pronunciation) or tidal wave, also known as a seismic sea wave, is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake.
The United Nations Educational, Scientific and Cultural Organization (UNESCO; Organisation des Nations unies pour l'éducation, la science et la culture) is a specialized agency of the United Nations (UN) based in Paris.
USS Lexington (CV-2), nicknamed "Lady Lex", was an early aircraft carrier built for the United States Navy.
Vanuatu (or; Bislama, French), officially the Republic of Vanuatu (République de Vanuatu, Bislama: Ripablik blong Vanuatu), is a Pacific island nation located in the South Pacific Ocean.
The white-bellied sea eagle (Haliaeetus leucogaster), also known as the white-breasted sea eagle, is a large diurnal bird of prey in the family Accipitridae.
The whitetip reef shark (Triaenodon obesus) is a species of requiem shark, in the family Carcharhinidae, and the only member of its genus.
Willis Island is the only permanently inhabited island in the Coral Sea Islands Territory, an external territory of Australia, located beyond the Great Barrier Reef in the Coral Sea.
A World Heritage site is a landmark or area which is selected by the United Nations Educational, Scientific and Cultural Organization (UNESCO) as having cultural, historical, scientific or other form of significance, and is legally protected by international treaties.
World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.
Wreck Island is a small coral cay.
The yellow-lipped sea krait (Laticauda colubrina), also known as the banded sea krait, colubrine sea krait, is a species of venomous sea snake found in tropical Indo-Pacific oceanic waters.
The 2007 Solomon Islands earthquake took place on 2 April 2007, near the provincial capital of Gizo on Ghizo Island, in Solomon Islands.
The 2010 Great Barrier Reef oil spill occurred on 3 April 2010, when the Chinese bulk coal carrier, ran aground east of Rockhampton in Central Queensland, Australia.
The 30th parallel south is a circle of latitude that is 30 degrees south of the Earth's equatorial plane.