Tag - marinelife

Barracuda

The barracuda is a ray-finned fish known for its large size and fearsome appearance. Its body is long, fairly compressed, and covered with small, smooth scales. Some species could reach up to 1.8m in length and 30 cm in width. The barracuda is a salt water...

Bluntnose Sixgill Shark

The bluntnose sixgill shark, Hexanchus griseus, often simply called the cow shark, is the largest hexanchoid shark, growing to more than 5.4 m (18 ft) in length. Many of its relatives are extinct. The living species that are closest genetically include the...

Dwarf Pufferfish

The dwarf pufferfish, also known as the Malabar pufferfish, pea pufferfish or pygmy pufferfish, Carinotetraodon travancoricus is a small, freshwater pufferfish endemic to the River Pamba in Kerala, Southwest India. Maximum size is 22 mm (less than one inch...

Leptocephalus

A leptocephalus is the flat and transparent larva of the eel, marine eels, and other members of the Superorder Elopomorpha. These fishes with a leptocephalus larva stage include the most familiar eels such as the conger, moray eel, and garden eel, and the ...

Right Whale

Right whales are the species of large baleen whales belonging to the genus Eubalaena. Three right whale species are recognized in this genus. They are closely related genetically to the larger, arctic Bowhead Whale, which is currently placed in its own gen...

Crown of Thorns Starfish

The Crown-of-Thorns Starfish is a large nocturnal sea star that preys upon coral polyps. The Crown-of-Thorns receives its name from venomous thorn-like spines that cover its body. The Crown-of-Thorns is endemic to tropical coral reefs in the Red Sea, the I...

Blue Whale

The Blue Whale is a marine mammal belonging to the suborder of baleen whales called Mysticeti. At up to 32.9 metres (108 ft) in length and 172 metric tons (190 short tons) or more in weight, it is the largest animal ever known to have existed. Long and sle...

Swordfish

Swordfish, also known as Broadbill in some countries, are large, highly migratory, predatory fish characterized by a long, flat bill. They are a popular sport fish, though elusive. Swordfish are elongated, round-bodied, and lose all teeth and scales by adu...

Shortfin Mako Shark

The shortfin mako shark, Isurus oxyrinchus ("sharp nose"), is a large mackerel shark. Along with the closely related longfin mako (Isurus paucus) it is commonly referred to as "mako shark". This species grows to an average full-grown length of 1.82–3.2 m (...

Manta Ray

The manta ray, is the largest of the rays. The largest known specimen was more than 7.6 metres (25 ft) across, with a weight of about 2,300 kilograms (5,100 lb). It ranges throughout tropical waters of the world, typically around coral reefs. They have the...

Sardine Run

The sardine run of southern Africa occurs between May and July when millions of sardines - or more specifically the Southern African pilchard Sardinops sagax - spawn in the cool waters of the Agulhas Bank and move northward along the east coast of South Af...

Clownfish

Clownfish and anemonefish are fishes from the subfamily Amphiprioninae in the family Pomacentridae. About twenty eight species are recognized, one in the genus Premnas, while the remaining are in the genus Amphiprion. In the wild they all form symbiotic mu...

Florida Stone Crab

The Florida stone crab, Menippe mercenaria, ranges from North Carolina to Panama. It is brownish red with gray spots and a whitish underside. It has large and unequally-sized claws with black tips. In addition to the usual sexual dimorphism exhibited by cr...

Mandarinfish

The mandarinfish, is a small, brightly-colored member of the dragonet family, which is popular in the saltwater aquarium trade. The mandarinfish is native to the Pacific, ranging approximately from the Ryukyu Islands south to Australia. It is also somewhat...

Japanese Spider Crab

The Japanese spider crab has the greatest leg span of any arthropod, reaching 3.8 metres (12 ft 6 in) from claw to claw. The body may grow to a size of 40 centimetres or 16 in (carapace width) and the whole crab can weigh up to 41 pounds (19 kg). It is the...

Moray Eel

Moray eels are cosmopolitan eels of the family Muraenidae. The approximately 200 species in 15 genera are almost exclusively marine, but several species are regularly seen in brackish water and a few, for example the freshwater moray can sometimes be found...

Great White Shark

The great white shark, Carcharodon carcharias, also known as great white, white pointer, white shark, or white death, is a large lamniform shark found in coastal surface waters in all major oceans. The great white shark is very well known for its size, wit...

Georgia Aquarium

The Georgia Aquarium, located in Atlanta, Georgia at Pemberton Place, is the world's largest aquarium with more than 8.1 million US gallons (31,000 m³) of marine and fresh water housing more than 100,000 animals of 500 different species. The aquarium's not...

Oceanic Whitetip Shark

The oceanic whitetip shark, Carcharhinus longimanus, is a large pelagic shark inhabiting tropical and warm temperate seas. Its stocky body is most notable for its long, white-tipped, rounded fins. This aggressive but slow-moving fish dominates feeding fren...

Lionfish

The lionfish is also known as the Turkey Fish, Dragon Fish, Scorpion or Fire Fish. They are notable for their extremely long and separated spines, and have a generally striped appearance, red, green, navy green, brown, orange, yellow, black, maroon, or whi...

Great Barrier Reef

The Great Barrier Reef is the largest coral reef system on Earth, composed of over 2,900 individual reefs and 900 islands stretching for over 3,000 kilometres (1,600 mi) over an area of approximately 344,400 square kilometres (133,000 sq mi). The reef is l...

Damselfish

Damselfish comprise the family Pomacentridae except those of the genera Amphiprion and Premnas. They can grow up to 14 inches (36 cm) long. While most are marine, a few species inhabit the lower stretches of rivers in freshwater. Damselfish usually have br...

Megalodon

The megalodon is an extinct species of shark that lived roughly about 25 to 1.5 million years ago, during the Cenozoic Era (late Oligocene to early Pleistocene). The taxonomic assignment of C. megalodon has been debated for nearly a century, and is still u...

Seahorse

Seahorses compose the fish genus Hippocampus within the family Syngnathidae, in order Syngnathiformes. Syngnathidae also includes the pipefishes. "Hippocampus" comes from the Ancient Greek hippos meaning "horse" and kampos meaning “sea monster”. They are ...

Mudskipper

Mudskippers are are completely amphibious fish, fish that can use their pectoral fins to walk on land. Being amphibious, they are uniquely adapted to intertidal habitats, unlike most fish in such habitats which survive the retreat of the tide by hiding und...

Elephant Seal

Elephant seals take their name from the large proboscis of the adult males (bulls) which resembles an elephant's trunk. The bull's proboscis is used in producing extraordinarily loud roaring noises, especially during the mating season. More importantly, ho...

Truk Lagoon

Truk Lagoon, also known as Chuuk, is a sheltered body of water in the central Pacific. North of New Guinea, it is located mid-ocean at 7 degrees North latitude. The atoll consists of a protective reef, 225 kilometres (140 mi) around, enclosing a natural ha...

Christmas Island Red Crab

The Christmas Island red crab, Gecarcoidea natalis, is a species of terrestrial crab endemic to Christmas Island in the Indian Ocean. Although restricted to a relatively small area, it is estimated that up to 120 million red crabs may live there, making it...

Atlantic Goliath Grouper

The Atlantic goliath grouper or itajara (Epinephelus itajara) is a large saltwater fish of the grouper family. It is commonly known as the jewfish; however, in 2001 the Committee on Names of Fishes, a seven-member joint committee of the American Society of...

Hawksbill Turtle

The hawksbill turtle (Eretmochelys imbricata) is a critically endangered sea turtle belonging to the family Cheloniidae. It is the only species in its genus. The species has a worldwide distribution, with Atlantic and Pacific subspecies. Eretmochelys imbri...

Nurse Shark

The nurse shark is a common inshore bottom-dwelling shark, found in tropical and subtropical waters on the continental and insular shelves. It is frequently found at depths of one meter or less but may occur down to 12 m. Its common habitats are reefs, cha...

Whale Shark

The whale shark, Rhincodon typus, is a slow moving filter feeding shark that is the largest living fish species. It can grow up to 60 ft in length and can weigh up to 13.6 tons. The shark is found in tropical and warm oceans and lives in the open sea and c...

Brain Coral

Brain coral is a common name given to corals in the family Faviidae so called due to their generally spheroid shape and grooved surface which resembles an animal brain. Each head of coral is formed by a colony of genetically identical polyps which secrete ...

Hammerhead Shark

The hammerhead sharks are a group of sharks in the family Sphyrnidae, so named for the unusual and distinctive structure of their heads, which are flattened and laterally extended into a "hammer" shape called a "cephalofoil". Most hammerhead species are pl...

Tetraodontidae (Puffer Fish)

Tetraodontidae is a family of primarily marine and estuarine fish. The family includes many familiar species which are variously called puffers, balloonfish, blowfish, bubblefish, globefish, swellfish, toadfish, and toadies. They are morphologically simila...

Brittle Star

Brittle stars, or ophiuroids, are echinoderms, closely related to sea stars. They crawl across the seafloor using their flexible arms for locomotion. The ophiuroids generally have five long slender, whip-like arms which may reach up to 60 centimeters (2 fe...

Saltwater Crocodile

Saltwater or estuarine crocodile (Crocodylus porosus) is the largest of all living reptiles. It is found in suitable habitats throughout Southeast Asia, Northern Australia, and the surrounding waters. An adult male saltwater crocodile's weight is 400 to 1,...

Red Rock Crab

The crab Grapsus grapsus (known variously as "red rock crab", "abuete negro", and, together with other crabs such as Percnon gibbesi, as "Sally Lightfoot") is one of the most common crabs along the western coast of South America. It can also be seen along ...

Narwhal

The narwhal is a medium-sized toothed whale that lives year-round in the Arctic. One of two species of whale in the Monodontidae family, along with the Beluga whale, the narwhal males are distinguished by a characteristic long, straight, helical tusk exten...

Chironex Fleckeri

Chironex fleckeri, the infamous lethally venomous species of Box jellyfish living in northern Australia's coastal waters, is the most lethal jellyfish in the world, and one of the most dangerous animals in the world. The amount of venom in one animal is en...

Irukandji Jellyfish

Irukandji jellyfish are tiny and extremely venomous jellyfish that are found mostly near Australia, and which cause symptoms collectively known as Irukandji syndrome. Its size is roughly no larger than a centimeter cubed. There are two known species, Caruk...

Tiger Shark

The tiger shark, Galeocerdo cuvier is a species of requiem shark and the only member of the genus Galeocerdo. Mature sharks average 3.25 to 4.25 metres (10.7 to 13.9 ft) long and weigh 385 to 635 kilograms (850 to 1,400 lb). It can attain a length of over ...

Annelid

The annelids, collectively called Annelida, are a large phylum of segmented worms, with over 17,000 modern species including ragworms, earthworms and leeches. They are found in marine environments from tidal zones to hydrothermal vents, in freshwater, and ...

Blue Ringed Octopus

The blue-ringed octopuses are three (or perhaps four) octopus species that live in tide pools in the Pacific Ocean, from Japan to Australia. Despite their small size and relatively docile nature, they are currently recognized as one of the world's most ven...

Goblin Shark

The goblin shark, Mitsukurina owstoni, is a deep-sea shark, the sole living species in the family Mitsukurinidae. The most distinctive characteristic of the goblin shark is the unorthodox shape of its head. It has a long, trowel-shaped, beak-like rostrum o...

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