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Showing posts with the label Fishes

The Queen Angelfish

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The Queen Angelfish The Queen Angelfish  (Holacanthus ciliaris) is Associate in Nursing angelfish unremarkable discovered shut reefs within the hotter areas of the western Atlantic Ocean The most preponderant of the actualities is that the mature folks of those forms of fish distinction from the vernal ones within the appearance branch. At the time they're planned, they need dim blue forms and yellow lips, gills and tail. There area unit to boot vertical bars show on the rear of their physique, which can be lightweight blue to white in color. On the opposite hand, once these Associate in Nursinggle act like an adult, they shed the design of the bar and succeed trademark manifestation. they need adjusted heads and their mouths have a bill like structure. Their higher and lower balances stream in an exceedingly tragic style behind them The Queen Angelfish The Queen Angelfish  natural surroundings area unit the coral reefs. they're unremarkable discovered from...

Spotted handfish

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Spotted handfish Evolution may be a flaky mistress. In her adaptation workshop she has crafted parrots that do not fly, amphibians with long gills, poison-injecting rodents, and tusked whales. In AN organic process hodge-podge that's paying homage to such legendary beasts as chimeras and griffins, she has from time-to-time given some species' attributes of others, like the iguanid WHO is as happy underwater as a seal, the Ornithorhynchus anatinus that lays eggs sort of a vertebrate, and therefore the purple frog that includes a life style paying homage to a mole. Then there is one in every of her least-known hodge-podges: the fish WHO 'walks' with hands rather than swimming Handfish, as they're capably best-known, have hand-shaped pectoral fins that permits the fish to quite virtually walk on all-time low of the ocean sorting out tantalizing worms and crustaceans. maybe this can be not as shocking because it initial sounds: pectoral fins ar thought conjointly ...

Coelacanth

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Coelacanth The primitive-looking Latimeria chalumnae (pronounced SEEL-uh-kanth) was thought to own gone extinct with the dinosaurs sixty five million years past. however its discovery in 1938 by a South African repository conservator on an area fishing trawler fascinated the planet and lighted  a discussion concerning however this flaky crossopterygian fits into the evolution of land animals There square measure solely 2 famed species of coelacanths: one that lives close to the land Islands off the geographical area of continent, and one found within the waters off Celebes, Indonesia. several scientists believe that the distinctive characteristics of the Latimeria chalumnae represent associate early step within the  evolution of fish to terrestrial four-legged animals like amphibians Coelacanth The most putting feature of this "living fossil" is its paired lobe fins that reach aloof from its body like legs associated move in an alternating pattern,...

Blue Whale

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Bluish - gray in color , and is the largest in the world with a length of approximately 27 m and weighed about 150 tons. Has grooves in the neck area numbering between 55-88 plate while   number of baleen plates between 270-390 plate of . Water fountain may rise emitted from the breathing hole to nine meters Blue whales ar the biggest animals ever better-known to own lived on Earth. These impressive marine mammals rule the oceans at up to a hundred feet (30 meters) long and upwards of two hundred tons (181 metric tons). Their tongues alone will weigh the maximum amount as associate degree elephant. Their hearts, the maximum amount as associate degree automobile. Blue whales reach these impressive dimensions on a diet composed nearly solely of little shrimplike animals referred to as malacostracan crustacean. throughout sure times of the year, one adult sulfur bottom consumes regarding four tons (3.6 metric tons) of malacostracan crus...

Gray whale

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Gray whales ar usually coated with parasites and different organisms that build their snouts and backs appear as if a crusty ocean rock. The whale uses its snout to forage by dislodging little creatures from the seafloor. It then filters these morsels with its baleen—a comblike filter of plates within the maxilla. a chunk of devilfish horn, additionally known as horn, is concerning eighteen inches (46 centimeters) long and encompasses a consistency very like a nail. horn was once accustomed build ladies' corsets and umbrella ribs The gray whale is one among the animal kingdom's nice migrators. Traveling in teams known as pods, a number of these giants swim twelve,430 miles (20,000 kilometers) round-trip from their summer point Alaskan waters to the hotter waters off the Mexican coast. The whales winter and breed within the shallow southern waters and balmier climate. different grey whales sleep in the seas close to peninsula Like all whales, grey whales surface to breathe, ...

Bowhead whale

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The baleen whale may be a my sticete whale, a taxonomic group of cetaceans characterized by rows of whalebone plates for feeding on being, a symmetrical bone and paired blowholes. The species is recognized by its giant bone (it represents a couple of third of its body length), and also the outstanding upturned jowl. There square measure 2 rows of regarding three hundred vertical whalebone plates, that at 300-450 cm square measure the most important of any whale. there's no fin. With these giant heads and powerful bodies, baleen whale whales square measure capable of breaking through ocean ice a minimum of 20cms thick: Eskimo hunters in Alaska have reported  whales egress through 60cms of ice. Size Adult bowheads have a median length of fifteen to eighteen meters, with a particulary giant specimen reported  at nineteen.8 meters and over one hundred,000 kilogram in weight. Colour Adult bowheads square measure entirely black except the front a part of the jowl that is whitish...

Beluga whale

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Belugas also are referred to as white whales, and their uncommon color makes them one in all the foremost acquainted and simply distinguishable of all the whales. Calves square measure born grey or perhaps brown and solely fade to white as they become sexually mature around 5 years older White whales square measure small, starting from thirteen to twenty feet (4 to six.1 meters) long. they need rounded foreheads and no fin Belugas usually live along in tiny teams called pods. they're social animals and extremely vocal communicators that use a heterogeneous language of clicks, whistles, and clangs. Belugas may mimic a range of different sounds These whales square measure common within the Arctic Ocean's coastal waters, tho' they're found in polar circle waters still. Arctic belugas migrate southward in giant herds once the ocean freezes over. Animals at bay by Arctic ice usually die, and that they square measure prey for polar bears, killer whales, and for Arcti...

Banggai cardinalfish

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The Banggai percoid fish is a superb storage tank species, strikingly handsome and simple to stay, even for beginners. In smaller aquariums, it's best unbroken one by one or in familiar pairs, as males can fight one another to the death if closely confined. Mating pairs could become aggressive to tankmates, particularly in smaller community settings. in a very spacious community storage tank or a species tank, they're eyecatching and ideal reef fish. Many reports recommend that wild-caught Banggai Cardinals area unit vulnerable to dying among weeks of being foreign. Some observers have damn a "mystery virus" and/or a eubacterium. Additionally, assortment pressures on wild populations could also be golf stroke this species in danger. it had been listed as "endangered" on the IUCN Red List in 2007. Feeding Carnivore. supply meaty foods, together with sliced food, adult branchiopod crustacean, Mysis shrimp, and frozen preparations for carnivores. Live food...

Pacific angel shark

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At first look, this shark seems like its cousins—rays and skates—with its planate body and enormous pectoral fins. however in contrast to those animals, associate angel shark’s pectoral fins aren’t entirely connected to its body, its gill slits wrap round the facet of its head and it's an outsized mouth before (rather than on the lowest of its head). associate shark conjointly has associate uncommon tail fin—the lower lobe is longer than the higher lobe. Most sharks’ tail fins look additional high serious. An shark spends its day buried within the sand, absolutely invisible  by its grey, brown and black coloring. It lies there in ambush, expecting little fishes to swim at intervals gulping distance. once associate unsuspecting fish comes close to, the shark lunges upward, sucks the fish into its immense mouth and swallows it whole. Conservation Before 1978, angel sharks were sometimes thrown back once caught. however this modified dramatically once a Santa Barbara fish processo...

Salmon shark

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The salmon shark, fish genus ditropis, was initial delineated  by Hubbs and Follett in 1947. The genus name fish genus is translated from Greek "lamna, -es" as a voracious fish. The species name ditropis is from the Greek "di" which means 2, and "tropis" which means keel. before 1947, salmon sharks were thought to be Lamna nasus sharks, Lamna nasus (then fish genus cornubica). though these species area unit closely connected, their ranges don't overlap. Salmon sharks area unit a Pacific species, associate degreed porbeagles area unit an Atlantic species. Common Names The salmon shark gets its name from one in all its prey things, the Pacific salmon (Oncorhyncus spp.). though it's thought-about to be one in all the most predators of Pacific salmon, the salmon shark is truly associate degree expedient feeder with a wide-ranging diet. As mentioned higher than, the salmon shark was known as the Lamna nasus before it had been recognized as a sepa...

Thresher shark

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The fox shark is characterized by its massive higher fin. This tail fin might usually be fifty % of the overall length of the shark. it's a brief snout and huge eyes placed forward on the top. The second fin is way smaller than the primary. The thresher could be a robust swimmer and may leap further from the water. The jaws square measure tiny with tiny, incurved sharp teeth while not basal cusps or serrations. color varies from brown to black with antimonial hues from on top of and irregular white markings on the bottom. In Canadian waters sizes have ranged from three.3 to 5.5 meters (10.8 to eighteen feet) long. the most size recorded for this species is six.1 meters (20 feet), but they often square measure between two to five meters (10 to sixteen.5 feet) long. Distinguishing Characteristics  extraordinarily massive fin which will be up to fifty % of the linear unit  comparatively massive eyes  comparatively tiny teeth and jaw Diet The fox shark chuck schooling fi...

Bull shark

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Bull shark Bull sharks area unit aggressive, common, and typically live close to high-population areas like tropical shorelines. they're not fazed by briny and fresh, and even venture way landlocked via rivers and tributaries Because of these characteristics, several consultants think about bull sharks to be the foremost dangerous sharks within the world. traditionally, they're joined by their a lot of far-famed cousins, nice whites and tiger sharks, because the 3 species possibly to attack humans Bull sharks get their name from their short, blunt snout, similarly as their pugnacious disposition and a bent to head-butt their prey before assaultive. they're medium-size sharks, with thick, stout bodies and long pectoral fins. they're grey on prime and white below, and therefore the fins have dark tips, notably on young bull sharks They are found cruising the shallow, heat waters of all the world’s oceans. Fast, agile predators, they're going to eat virtua...

Blacktip reef shark

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With a length up to six feet (1.8 m) and weight up to one hundred pounds (45 kg) blacktip reef sharks ar thought-about atiny low to medium-sized shark. This shark is commonly confused with the larger nine foot (2.7 m) requiem shark, which just about continually swims within the open ocean removed from coral reefs. The blacktip reef shark may be a common reef shark that may simply be known by its black-tipped fins. Below the black tip on the massive initial fin or back fin, there ar black splotches followed by a white band. Most of the dorsal a part of the body may be a lightweight grey-brown that fades to white close to the ventral or abdomen space. Like most sharks, the blacktip exhibits countershading. this suggests the shark contains a dark-colored back and a achromatic belly. once viewed from below, the blacktip blends in with the brightness of the sunny waters higher than. Viewed from higher than, the shark blends in with the dark seabed. Countershading camouflages the animal...

Megamouth shark

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n simply a brief time, one amongst the rarest sharks within the world went from swimming in Philippine waters to stewing in coconut milk. The 13-foot-long (4-meter-long) megamouth shark (pictured), caught on March thirty by mackerel fishers off the town of Donsol, was solely the forty first megamouth shark ever found, per WWF-Philippines. Fishers brought the odd creature—which died throughout its capture—to native project manager Elson Aca of WWF, a global conservation noncommercial. Aca directly known it as a megamouth shark and inspired the fishers to not eat it. But the draw of the delicacy was too great: The one,102-pound (500-kilogram) shark was butchered for a shark-meat dish known as kinuout. "While it's unhappy that this rare megamouth shark was ultimately lost, the invention highlights the unimaginable diverseness found within the Donsol space and therefore the comparatively physiological state of the system," Yokelee Lee, WWF-US program officer for the C...

Porbeagle

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The Lamna nasus may be a wide-ranging, coastal and oceanic shark, however with apparently very little exchange between adjacent populations. Low fruitful capability and high industrial worth (in target and incidental fisheries) of mature and immature age categories makes this species extremely prone to over-exploitation and population depletion. This depletion, despite variations in convenience of knowledge and degree of depletion between the northern and southern hemispheres, is taken into account to fulfill Vulnerable criteria globally. The jap and western North Atlantic populations have each been seriously over-exploited by directed longline fisheries. Collapse of the Northeast Atlantic population light-emitting diode to intensive target fishing within the well-documented Northwest Atlantic workplace within the Sixties, with most of Virgin Mary biomass removed in barely six years. revived target fishing within the Nineteen Nineties light-emitting diode to an extra population dec...

Blacktip reef shark

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Carcharhinus melanopterus may be a common reef shark with distinctive black markings on the ends of its fins and a blunt snout. It conjointly incorporates a white streak on its facet. (It isn't a similar because the Carcharhinus limbatus.) It will grow to be concerning 6' (1.6 m) long. the biggest weigh up to thirty avoirdupois unit (13.6 kg). The blacktip reef shark is wide displayed in aquariums, because it is one in every of the few sharks that will well in captivity. TEETH The blacktip reef shark has long, thin, rough teeth fitted to its diet of reef fish. The teeth ar set in rows that rotate into use as required. the primary 2 rows ar utilized in getting prey, the opposite rows rotate into place as they're required. As teeth ar lost, broken, or worn down, they're replaced by new teeth that rotate into place. SIZE The blacktip reef shark is up to concerning six feet (1.6 m) long. DIET AND looking The blacktip reef shark largely fare reef fish. It hunts in tiny t...

Shortfin mako

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Shortfin mako sharks, fish genus oxyrinchus (Rafinesque, 1810), aka makos, shortfins, short-finned makos, blue pointers, mackerel sharks, blue dynamites, bonitos, spriglios, palomas — square measure actually lovely animals. they're well-adapted and active oceanic (open water) sharks. Like their relative, the nice white, they keep their vital sign hotter than the encompassing water employing a high rate and economical heat-exchange system. they're legendary swimmers reaching sustained speeds of thirty five external kilometers per hour (with bursts to over eighty external kph) and are illustrious to travel over two,092 external kilometer in very little over a month. These sharks have zoom rates, double as quick as a number of the opposite Lamnidae species. Males mature at around two external m whereas females mature at concerning two.6 external m with most lengths of four external m and soap weights of over five hundred There square measure 2 styles of makos, the foremost com...

Swordfish

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A fast-swimming predator, the swordfish (Xiphias gladius) gets its name from its extraordinarily long, flat, sword-like bill, that is employed to impale or slash its prey. The swordfish, the sole living member of the Xiphiidae , has a long, cylindrical blackish-brown body that gently fades to light-brown on the bottom  The body tapers to massive anal fins, that together with the high fin alter economical cruising. Adult swordfish area unit unarmoured and possess no teeth; swordfish but one meter long have little spines on the body and fine, file-like teeth sometimes, feminine swordfish grow larger and live longer than males Swordfish have evolved to be formidable predators. They possess acute visual modality, with that they'll find prey, and their flesh consists primarily of ‘white’ muscle that provides energy for fulminant bursts of activity, like once in pursuit of their quarry . The swordfish then uses its bill to stun or impale its victim, slashes it into items or swall...

Leopard sharks

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Girard initial documented the leopard shark as Triakis semifasciatum in 1855. Since then, the species name has been changed to semifasciata. The genus Triakis comes from the Greek word "triakis" translated as 3 pointed, concerning this shark's 3 pointed teeth, whereas the species name semifasciata means that half-banded, describing the distinctive markings found on this shark. Common Names Triakis semifasciata is thought because the leopard shark within the U.S. and also the United Kingdom of Great Britain and Northern Ireland, and is usually spoken as a shark. it's conjointly called leopardhai in Germany, leopardihai in Suomi, luipaardhaai within the The Netherlands, tiburón leopardo in North American country, tollo leopardo in European country, turbarão-leopardo in European country, and virli léopard in France. Despite the very fact that the 2 sharks don't share a similar geographic distribution, the equine shark (Stegostoma fasciatum) is usually confused w...

Tiger shark

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Tiger sharks are named for the dark, vertical stripes found chiefly on juveniles. As these sharks mature, the lines begin to fade and nearly disappear These giant, blunt-nosed predators have a punctually earned  name as man-eaters. they're second solely to nice whites in assaultive folks. however as a result of they need a close to fully uncomprehending surface, they're unlikely to swim away once biting a person's, as nice whites ofttimes do. They are consummate scavengers, with wonderful senses of sight and smell and an almost limitless menu of diet things. they need sharp, extremely rough teeth and powerful jaws that permit them to crack the shells of ocean turtles and clams. The abdomen contents of captured tiger sharks have enclosed stingrays, sea snakes, seals, birds, squids, and even license plates and previous tires. Tiger sharks ar common in tropical and sub-tropical waters throughout the globe. giant specimens will grow to the maximum amount as twenty to tw...