The Silky shark gets its name from the fact that it has a smooth, "silky" texture. There is usually 1 to 2 symphysial teeth on both, the lower and upper jaw. Sandbar shark, and bignose shark have higher first dorsal fins originating farther forward. Their second dorsal fin is low on their body and has a long rear tip. The pups are born in reef … They have also been known to feed on the bodies of dead whales. A large, slim shark, the Silky shark has a fairly stretched , rounded snout, a relatively slanting first dorsal fin with a blunt top that is located behind the edges of the pectoral fins, a small second dorsal fin with an extremely long free rear tip (more than two times the height), and a low inter-dorsal ridge (ridge between the dorsal fins). Silky sharks are known for their quick and aggressive behavior, and have been seen performing threat displays in which they raise their head, arch their back, and lower their tail. [1], In english, the Silky shark is also called the "Net-eater shark" in the eastern Pacific because of the fact that it is often caught in nets used for fishing tuna. In other languages, the Silky shark is called the "cação" (Portuguese), "cazon" (Spanish), "cazon de playa" (Spanish), "cazón-tiburón" (Spanish), "haukkahai" (Finnish), "jaqueta" (Spanish), "jaqueton" (Spanish), "kanhaai" (Dutch), "karcharinos lios" (Greek), "kurotogarizame" (Japanese), "lombo preto" (Portuguese), "malie" (Samoan), "mandi sravu" (Malay), "mangeur d'hommes" (French), "marracho sedoso" (Portuguese), "marracho-luzidio" (Portuguese), "mbamba menyo" (Swahili), "moosi" (Gujarati), "mungsing" (Javanese), "mushi" (Marathi), "papa" (Swahili), "papa bunshu" (Swahili), "pating" (Tagalog), "requin soyeux" (French), "seidenhai" (German), "suga sura" (Telugu), "syhaai" (Afrikaans), "tiburón" (Spanish), "tiburon jaqueton" (Spanish), "tiburón lustroso" (Spanish), "tiburón sedoso" (Spanish), "tinterero" (Spanish), "tollo" (Spanish), "tollo mantequero" (Spanish), "tribon berde" (Papiamento), "tubarão-luzidio" (Portuguese), "yu jereh" (Malay), "yu pasir" (Malay), and "zijdehaai" (Dutch). silky shark (carcharhinus falciformis) displays stressed behaviour: arched body and pectoral fins pointing downwards. The Silky shark feeds on bony fish such as tuna, mackerel, sardines, and mullets, and molluscs such as squid and paper nautilus. The young spend their first few months in coral reefs, but move to the open ocean by the first winter. Young Silky sharks can be found in coastal nurseries and adults are found further offshore, over deeper waters. The Silky shark is large, slim, and grows up to a maximum length of 3.3 metres (10 feet). Night shark … The biggest shark is the Whale shark, which can be up to 46 feet (14 m) long. It is an active, swift shark that prefers warmer waters (about 23°C). Second dorsal fin is small with a long, trailing tip. The upper teeth are widely triangular and slanted, becoming more diagonal toward the angle of the jaws which are strongly cut and heavily jagged on the sides. [2], The Silky shark is viviparous, meaning that it gives live birth. Additional Info: The silky shark is a species of requiem shark, family Carcharhinidae, named for the smooth texture of its skin.It is one of the most abundant sharks in the pelagic zone, and can be found around the world in tropical waters.Highly mobile and migratory, this shark is most often found over the edge of the continental shelf down to a depth of 50 m (164 ft). Thresher Shark Mount - Fish Replica / Taxidermy / Marine Decoration. This page was last changed on 28 November 2019, at 19:59. This species has a lifespan of about 23 years. Latin name Carcharhinus falciformis Maximum size in cm 330 Colour Deep, metallic bronze-gray above and white below. Since the program was initiated in 1962, more than 295,000 sharks of more than 50 species have been tagged. this state can be observed while hunting, san benedicto, colima, mexico - silky shark stock pictures, royalty-free photos & images. Silky sharks, Carcharhinus falciformis (Müller and Henle, 1839), aka silkies, blackspot sharks, grey whaler sharks, olive sharks, reef sharks, ridgeback sharks, sickle sharks, and silk sharks), measure up to 3.5 m in length with a maximum published weight of 346 kg. The number of pups per litter is 6-14 in the western Atlantic, 9-12 in the eastern Atlantic, 9-14 in the western Indian Ocean, and 2-11 in the central Indian. Silky shark has a second dorsal fin with free tip length usually more than twice fin height. The maximum size that the Silky sharks grow to is 3.3 metres, however, their average length is usually no more than 2.4 metres. Silky sharks are important to longline and gillnet fisheries in many parts of the world. Silky sharks are a highly migratory species, following the movements of schooling fish such as tuna. The smallest … Silky Shark was filed under the System category and was reviewed in softlookup.com and receive 5/5 Score. Silky Shark was added by RemovedUser in Feb 2017 and the latest update was made in Feb 2017. [3], From Simple English Wikipedia, the free encyclopedia, "FLMNH Ichthyology Department:Silky shark", "Silky Shark Facts |Shark Breed Info |Types Of Sharks", https://simple.wikipedia.org/w/index.php?title=Silky_shark&oldid=6733104, Creative Commons Attribution/Share-Alike License. The highest correlations by shark size category were for small (<90 cm total length [TL]) and medium (90-150 cm TL) sharks from the western region of the equatorial eastern … They are also occasionally sighted in inshore waters. “A little gift from Cozumel Island Mexico / a little gift from Cozumel Island Mexico.”. Compared to the other two species, it is less strictly pelagic with the greatest numbers found in offshore waters associated with land, where food is more readily obtained than farther out in the truly open ocean. The genus name Carcharhinus comes from the Greek words "karcharos" which means "sharpen", and "rhinos" which means "nose". The Silky shark is also fished by recreational fishermen. The silky shark is an active, inquisitive, and aggressive predator, though it … Tuna (little tunny and yellowfin), albacore, mullet, mackerel, porcupine fish, and various others including crabs have all been found in the stomachs silky sharks. [1], Silky sharks are considered dangerous to humans because of their aggressive nature and size. The Silky shark is common in tropical and subtropical waters, and is found in the Atlantic, Pacific and Indian Oceans. In the western Atlantic, it ranges from the U.S state Massachusetts to Brazil (including the Gulf of Mexico and Caribbean Sea), and in the east it ranges from Spain to Angola. In the Gulf of Mexico they are often caught with tuna catches, but are also caught by shark fishery. [1] Silky sharks weigh around 350 kilograms (770 pounds). However, attacks are rare as few humans enter its oceanic habitat. The Silky shark is large, slim, and grows up to a maximum length of 3.3 metres (10 feet). Silky sharks in most parts of the world are thought to reproduce year-round, whereas mating and birthing in the Gulf of Mexico take place in late spring or early summer (May to August).However, in some cases the presence of reproductive seasonality may have been obscured by biases in data collection. Silkies are large, but slender sharks with long, flat snouts, large eyes, and small serrated teeth. TIGER SHARK Starting At: $497.50 . The pectoral fins are long and slim, and have dusky coloured tips. The Silky Shark get its name for its smooth skin. The Silky shark is classified as "Near Threatened" by the IUCN. The silky shark, Carcharhinus falciformis, gets its name from its relatively smooth hide, which is comprised of very densely packed dermal denticles. Silky sharks, Carcharhinus falciformis (Müller and Henle, 1839), aka silkies, blackspot sharks, grey whaler sharks, olive sharks, reef sharks, ridgeback sharks, sickle sharks, and silk sharks), measure up to 3.5 m in length with a maximum published weight of 346 kg. Correlation between silky indices and the PDO was found to differ by region and size category. Megamouth shark, Zebra bullhead shark, Port Jackson shark, Brownbanded bamboo shark, Bigeye thresher Males mature at the lengths of 2.2-2.3 metres (9-10 years of age) and grow to a lesser size than females, which reach maturity at the lengths 2.3-2.5 metres (12 years of age), however, these numbers are different among the different populations of this species. The Silky Shark is a species of requiem shark, family Carcharhinidae. It's possible to update the information on Silky Shark or report it as discontinued, duplicated or spam. In Japanese waters, silky sharks are a common target species of the shark fishery and are also caught as bycatch by the swordfish and tuna fisheries. Silky sharks have been observed with their head raised, back arched and tail lowered, a posture believed to be a form of threat display. Like other sharks, the Silky shark is in danger due to overfishing, because of its long gestation period, low number of offspring, and slow growth rate. Found where All leves in the open ocean, shallow inshore It literally uses its head as a net! They usually work together to "herd" groups of small fish to the surface, trapping the fish. Silky sharks get their name because their “silky smooth” hide (the result of its densely-packed dermal denticles) and are also called “net-eater sharks” in the eastern Pacific because of their tendency to ravage tuna seine nets. The maximum length for this species is 3.3 metres (10 feet). Like other sharks, the silky shark is vulnerable to overfishing because of its long gestation period, low number of offspring and slow growth rate. The Silky shark (Carcharhinus falciformis) is a type of shark of the genus Carcharhinus, family Carcharhinidae. Size: Up to 10 feet long Habitat/Range: Tropical and subtropical waters worldwide IUCN Status: Near Threatened . Current IUCN Conservation Status of Silky Sharks|Conservation Evidence|NOAAUNEP World Conservation Monitoring Centre: Silky Sharks|Check the Seafood Watch List for this species. Silky sharks, Carcharhinus falciformis, are considered dangerous to humans because of their aggressive nature and size. They range in size from the small dwarf lanternshark (Etmopterus perryi), a deep sea species of only 17 centimetres (6.7 in) in length, to the whale shark (Rhincodon typus), the largest fish in the world, which reaches approximately 12 metres (40 ft) in length. It is one of the requiem sharks and abundant in pelagic tropical waters around the world. Silky Shark was created as another solution to enable mouse smoothing or stabilization for applications and web canvases that do not natively support smoothing or stabilization. Common length for adult female is 7-7.5 feet (2.1-2.3 m); common length for adult male is 6-7 feet (1.8-2.1 m). THRESHER SHARK Starting At: $278.60 . [1], The Silky shark feeds mainly on bony fish such as tuna, mackerel, sardines, mullets, groupers, snappers, sea chubs, sea catfish, eels, lanternfish, filefish, triggerfish, and porcupinefish. They are a suitable addition to your 55-gallon tank when it comes to size. Silky sharks inhabit the continental and insular (island) shelves and slopes, deep water reefs, and the open sea. The silky shark is also fished by recreational fishermen. (2015).Specifically, we sampled the Gulf of Mexico (GM, n =39), the North Atlantic (NA, n = 33), Brazil (BR, n = 34), and the Red Sea (RS, n = 37). The silky shark is one of the three most common pelagic sharks along with the blue and oceanic whitetip sharks, and counts among the most numerous large oceanic animals in the world with a population of at least tens of millions. In the Caribbean they are sometimes fished, primarily by longline, but they are not a common catch. These guys are your typical shark-like fish though. The Silky shark feeds on bony fish such as tuna, mackerel, sardines, and mullets, and molluscs such as squid and paper nautilus. The Silky shark gets its name from the fact that it has a smooth, "silky" texture. It is commonly found near the edges of continental shelves and over deep water reefs where there is a large amount of food source. Sep 2, 2018 - Explore Nathan Jones's board "Silky Shark" on Pinterest. Blacktip shark, Caribbean roughshark, Leopard shark, Sharpnose sevengill shark, Star Spotted smooth-hound 3. Most program participants tag the sharks they catch with a rod and reel while fishing recreationally. The list of alternatives was updated Mar 2017. Like many on this list, a harlequin shark won’t tolerate its own. Facts about the Silky shark - Carcharhinus falciformis from the Shark Research Institute (SRI). The litter size ranges from 1 to 16 and increases with female size, with 6–12 being typical. This site uses Akismet to reduce spam. In Japanese waters, Silky sharks are a common target species of the shark fishery and are also caught with swordfish and tuna fisheries. These sharks love the warm, tropical waters all over the world. It's diet also includes squid, paper nautilus, and swimming crabs, and there is fossil evidence of it scavenging on dead whales. Since 1998, The MarineBio Conservation Society has been a nonprofit volunteer marine conservation and science education group working online together to educate the world about ocean life, marine biology, marine conservation, and a sea ethic. One of the largest members of its genus, the dusky shark commonly reaches a length of 3.2 m (10 ft) and a weight of 160–180 kg (350–400 lb); the maximum recorded length and weight are 4.2 m (14 ft) and 347 kg (765 lb) respectively. Silky sharks are gray to blue-gray on their dorsal (top) side, white on their ventral side (under). Silky Shark. Other than its importance to various fisheries, Silky sharks have been used in various scientific studies to investigate the sensory biology of sharks. Map of where the Silky shark is found (in dark blue), and where the Silky shark is said to be found (in light blue). It is found in the western Indian Ocean and the Red Sea from Tanzania to Mozambique, including Madagascar and the Comores, and in the middle and eastern Indian Ocean in ranges from the Maldives and Sri Lanka to western Australia. Silky sharks are quick and can be aggressive. Other names given to the Silky shark are Squalus or Prionodon tiburo, Gymnorhinus or Gymnorrhinus pharaonis, Aprionodon sitankaiensis, Carcharhinus floridanus, Eulamia malpeloensis, and Carcharhinus atrodorsus. Save my name, email, and website in this browser for the next time I comment. This shark is one of the larger members of its family with adults growing to about 5 meters (8.2 feet). Size and density of the dermal denticles gives the shark’s skin a smooth or “silky” texture. Silky sharks are of considerable importance to longline and gillnet fisheries in many parts of the world. Their undersides are white. Other than its importance to various fisheries, silky sharks have been used in various scientific studies to investigate the sensory biology of sharks. The meat, oil, and fins of the Silky shark are sold commercially. It is one of the most common shark species of the open ocean, but due to overfishing its status is now vulnerable. In the mid-Atlantic waters of the US, the silky shark is fished on a limited basis, but not in significant numbers. This is so cool: a sea slug capturing its food! Silky Shark download file is only 61 KB in size. A total of 143 silky shark fin clips or muscle sections were sampled from commercial or artisanal fisheries across four geographic regions and are the same samples examined in Clarke et al. Melville’s Whale Was a Warning We Failed to Heed, Amanda Jelena Radoman: Manatees being fed sweet potatoes… while looking like sweet potatoes, Trying to Make Sense of This Overwhelming World. The lowest length frequency of female silky shark was 51 to 60 cm and 241 to 250 cm, and the highest length frequency was 181 to 190 cm. Although the Silky shark is mainly found in the pelagic zone, the Silky shark is not just found in the open ocean, but has also been recorded from depths as shallow as 18 meters (56 ft). Since of their good sense of hearing, and hunting tactics, these sharks are excellent hunters. Bignose shark has longer snout. The maximum size of the harlequin sharks in captivity would be around 6 inches or 15.2 centimeters. But often times, they are seen near the surface as well. Females give birth after a gestation period of 12 months, either every year or every other year. In the Maldives and Sri Lanka, they are the most important shark species, comprising 70-80% of the pelagic longline catch. Similar Species Similar species are known, making them difficult to identify but a distinguishable feature is the origin of the first dorsal fin that is behind the free rear tips of the pectoral fins. The silky shark is fished directly or as a sometimes important bycatch throughout its range. In the western north Atlantic, nursery areas are located along the Caribbean islands. They are solitary and often found near schools of tuna. When the fish are all tightly packed together, the Silky sharks attack the fish with great speed, and often consume the whole group of fish. Silkies are large, but slender sharks with long, flat snouts, large eyes, and small serrated teeth. They are mainly found in warm bodies of water in the Atlantic, Pacific, and Indian Oceans. Silky Shark has been tested by our team against viruses, spyware, adware, trojan, backdoors and was found to be 100% clean. The large size and cutting teeth of the silky shark make it potentially dangerous, and it has behaved aggressively towards divers. The meat, oil, and fins of the silky shark are sold commercially. Pectoral fins are elongated and sickle-shaped. This species has a lifespan of about 23 years. The silky shark is generally regarded as dangerous or potentially dangerous to people, particularly because of its size and abundance offshore, although no attacks have been attributed to it. A large, slim shark, the Silky shark has a fairly stretched , rounded snout, a relatively slanting first dorsal fin with a blunt top that is located behind the edges of the pectoral fins, a small second dorsal fin with an extremely long free rear tip (more than two times the height), and a low inter-dorsal ridge (ridge between the dorsal fins). Pups measure between 73-87 cm and spend their first few months in shallow water near reefs before moving offshore into open ocean. Studies show that groups of Silky sharks contain Silky sharks of different genders, but of the same size. Sandbar shark, most difficult to distinguish, attains smaller maximum size. In the Caribbean they are sometimes fished, usually by longline, but they are not a common catch. Research Carcharhinus falciformis @Barcode of Life ~ BioOne ~ Biodiversity Heritage Library ~ CITES ~ Cornell Macaulay Library ~ Encyclopedia of Life (EOL) ~ ESA Online Journals ~ FishBase ~ Florida Museum of Natural History Ichthyology Department ~ GBIF ~ Google Scholar ~ ITIS ~ IUCN RedList (Threatened Status) ~ Marine Species Identification Portal ~ NCBI (PubMed, GenBank, etc.) It is one of the most abundant sharks and can be found in tropical waters around the world. In the mid-Atlantic waters of the U.S.A, the Silky shark is fished on a limited basis, but not in significant numbers. 5) Average/Maximum Weight Males mature with a size between 185 cm and 215 cm, females between 215 and 230 cm. [1]. The lower teeth are raised with smooth edges. Silky sharks are valued for their fins, and to a lesser extent their meat, hide, liver oil, and jaws. Materials and Methods Sampling and sequencing. After about a 12 month gestation period, silky sharks usually produce between 2-14 pups per litter during late spring. In the Gulf of Mexico they are often caught as bycatch in the tuna fishery but are also harvested by the directed shark fishery. ~ Ocean Biogeographic Information System ~ PLOS ~ SIRIS ~ Tree of Life Web Project ~ UNEP-WCMC Species Database ~ WoRMS, Search for Silky Sharks @Flickr ~ Google ~ Picsearch ~ Wikipedia ~ YouTube. [2], The first specimen described was given the name Carcharias (Prionodon) falciformis by Johannes Müller and Jakob Henle in 1841. Silky Shark Mount - Fish Replica / Taxidermy / Marine Decoration. The largest individual measured 3.5 meters (11 feet). The pectoral fins are long and slim, and have dusky coloured tips.Silky sharks are normally dark grey with a shade of bronze, but are sometimes a golden-brown colour. In the western north Atlantic, females mate in the late spring (May-June), and give birth in the same time period, but in the next year, meaning that the gestation period lasts 12 months. The silky shark, so named because its “smooth” hide (a result of densely packed dermal denticles) is also called the “net-eater shark” in the eastern Pacific because of its tendency to ravage tuna seine nets. The head of the Silky shark, when viewed from the side, comes to a sharp point. 101+ Ways | Join our Group | Donate | Shop, Symbionts, Parasites, Hosts & Cooperation, The Structures & Adaptations to Marine Living, Marine Science/Ocean Life Related Journals, Marine Biology Laboratories, Institutes & Graduate Programs, Worldwide Aquariums and Marine Life Centers, Frontline Marine Conservation/Science Support, Worldwide Aquariums & Marine Life Centers, Current IUCN Conservation Status of Silky Sharks, UNEP World Conservation Monitoring Centre: Silky Sharks, Check the Seafood Watch List for this species, Florida Museum of Natural History Ichthyology Department, “Why there is hope that the world’s coral reefs can be saved”, THE BANDA ARC, Life in Alor and the Banda Sea (4k), Mimmo Roscigno: A couple of nursehound, Mediterranean Sea, Sorrento Coast, Italy, China’s new submersible dives 35,790ft down the Mariana Trench carrying three men in a record-breaking expedition, Entangled: How a Global Seaweed ‘Plague’ Threatens West Africa’s Coastline, An unusual spotted eagle ray video! The silky shark is named for the smooth texture of its skin, which is made up of densely packed scales called dermal denticles. Silky shark, Carcharhinus falciformis, are viviparous (placental), meaning females give birth to live young. The desired water temperature is 20 to 30 degrees Celsius (60 to 86 degrees Fahrenheit). There are a few major multispecies shark fisheries that catch large numbers of silky sharks, mainly in Mexico and Sri Lanka (Bonfil 1994). Females of this species grow larger than males. Females grow larger than males. GBIF network ~ OBIS distribution map ~ AquaMaps. Their second dorsal fin is low on their body and has a long rear tip. They travel alone and in groups depending on the individual shark. See more ideas about Silky shark, Shark, Ocean life. It is the longest continuous shark tagging program in the world and it engages thousands of recreational and commercial fisherman. The silky shark is a predator and feeds mainly on inshore and pelagic bony fishes, but also eats squid and pelagic crab. Silky sharks are normally dark grey with a shade of bronze, but are sometimes a golden-brown colour. Being mostly a personal project at the time, this software operates on the notion of "it works fine for me". It mainly ranges from the surface down to at least 500 meters (1,550 ft) but has been caught over water as deep as 4000 meters (12,400 ft). Silky shark have been observed with their head raised, back arched and tail lowered, a posture believed to be a form of threat display. Scalloped hammerhead, Winghead shark, Blacknose shark, Lemon shark, Sandbar shark, Silky shark 4. Learn how your comment data is processed. First dorsal fin is small and rounded. They are the most common sharks of the “Pelagic Zone” which are continental shelves with depths of 500 meters or more (1,640ft). Because of its lesser aggressiveness and apparently more restricted diet, it may very well be less dangerous than the oceanic whitetip shark. The dermal denticles are small, tightly packed and over-lapping, giving the hide a smooth or "silky" texture, giving the shark it's name. In the Maldives and Sri Lanka, they are the most important shark species, making up 70-80% of the catches made in the pelagic zone. Their underside… It is found from China to New Zealand in the western Pacific (including the Hawaiian Islands), and Baja California to Peru in the eastern Pacific. The Silky shark is also called the "Blackspot shark", "Grey whaler shark", "Olive shark", "Reef shark", "Ridgeback shark", "Sickle shark", "Sickle silk shark", and "Sickle-shaped shark". Silky sharks, Carcharhinus falciformis, feed primarily on fishes, as well as squid, paper nautiluses, and pelagic crabs. SILKY SHARK Starting At: $298.50 . Except for the first dorsal fin, the tips of all the fins are a dusky colour; this is more visible among the young.

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