Wikipedia:WikiProject Sharks/Recognized content

This is a list of recognized content, updated weekly by JL-Bot (talk · contribs) (typically on Saturdays). There is no need to edit the list yourself. If an article is missing from the list, make sure it is tagged (e.g. {{WikiProject Sharks}}) or categorized correctly and wait for the next update. See WP:RECOG for configuration options.

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Good articles

Total pages in content type is 85

Did you know? articles

... that while the origin of recent shark attacks in Egypt (species pictured) is unknown, experts cite overfishing and illegal dumping of animal carcasses as possible causes? (2010-12-28)
... that the catsharks of the genus Galeus—G. antillensis, G. arae, G. atlanticus, G. cadenati, G. eastmani, G. gracilis, G. longirostris, G. melastomus, G. mincaronei, G. murinus, G. nipponensis, G. piperatus, G. polli, G. priapus, G. sauteri, G. schultzi, and G. springeri—have "saws" on their tails? (2010-11-11)
... that the extinct giant thresher shark Alopias palatasi is the only one of its kind to possess serrated teeth (pictured)? (2020-01-01)
... that the ampullae of Lorenzini enable sharks to sense electric fields? (2022-10-10)
... that male Arabian carpetsharks competing for a mate have been known to bite the claspers of their rivals? (2010-02-11)
... that the whitefin, Cook's, Australian reticulate, spotted, leopard-spotted, painted, flagtail, speckled, saddled, and narrowbar swellsharks were all scientifically described in 2008, more than doubling the number of species in the genus Cephaloscyllium (example pictured)? (2010-02-25)
... that Figaro was brought back in 2008 for the Australian and northern sawtail catsharks? (2010-10-17)
... that the Australian swellshark (pictured) can survive out of water for more than a day? (2009-09-14)
... that juvenile balloon sharks are preyed upon by the coelacanth? (2010-11-06)
... that the barbeled houndshark is the only shark with a spherical placenta? (2010-01-31)
... that the presence of the rare bigeye sand tiger in the Pacific Ocean was first suspected based on teeth recovered from the ocean floor? (2009-04-27)
... that discards from commercial fishing ships are a major food source for black dogfish in the northwestern Atlantic? (2010-10-10)
... that the blackspot shark feeds on small fish, crustaceans and squid and is not dangerous to man? (2013-06-28)
... that most attacks on humans by the blacktip reef shark (pictured) consist of people being bitten on their legs or feet while wading in shallow water? (2009-10-08)
... that the blacktip shark (pictured) can reproduce asexually? (2009-05-06)
... that the blind shark (pictured) and the bluegrey carpetshark close their eyes when taken out of the water? (2010-02-11)
... that the blotched catshark exhibits fluorescence, with spots that glow yellow under blue light? (2009-08-07)
... that the blurred and smooth lanternsharks form a species group distinguished from the rest of their family by the shape and arrangement of their dermal denticles? (2009-09-28)
... that the deepwater boa and dwarf catsharks are seldom caught by trawlers in the Caribbean Sea and the western Atlantic? (2016-07-24)
... that the endangered Borneo shark was rediscovered in 2007, after not having been seen for many decades? (2010-05-06)
... that almost a quarter of the brown lanternsharks found in Suruga Bay, Japan, have both male and female organs? (2009-07-17)
... that the dark, puffadder, brown, and Natal shysharks (puffadder shyshark pictured) of South Africa are so named because they curl into a ring when threatened and "shyly" cover their eyes with their tails? (2009-09-08)
... that although most carpet sharks eat small prey such as shellfish, one was observed swallowing a bamboo shark whole? (2013-10-17)
... that the lollipop catshark is shaped like a tadpole and has an almost gelatinous body? (2009-09-13)
... that the cookiecutter shark (pictured) may use the absence of bioluminescence to attract prey? (2010-02-08)
... that schools of copper sharks (pictured) follow the sardine run off South Africa every winter? (2010-04-29)
... that the egg capsule of the crested bullhead shark has paired tendrils extending up to 2 m (6.6 ft), greater than the length of the adult shark? (2009-11-06)
... that the daggernose shark can adjust the timing of events in its reproductive cycle by several months? (2009-09-10)
... that the draughtsboard shark (pictured) has been known to bark like a dog? (2010-02-20)
... that the spined pygmy shark (head pictured), dwarf lanternshark and pygmy ribbontail catshark are candidates for being the smallest shark in the world, all maturing at under 20 cm (8 in) long? (2009-10-03)
... that the epaulette shark (pictured) can survive for an hour without oxygen? (2009-05-21)
... that during the summer the finetooth shark (pictured) is found exclusively in water less than 10 m (30 ft) deep? (2009-05-13)
... that the frilled shark (pictured) may have the longest gestation period of any vertebrate, at three and a half years? (2010-05-04)
... that the graceful shark has been described as "tubby"? (2010-05-09)
... that the green lanternshark often preys on squid and octopus much larger than itself, which it may overwhelm by attacking in packs? (2009-09-27)
... that the greeneye spurdog, Sydney skate, grey skate and whitefin swellshark are at risk of extinction by trawling, according to a 2021 report? (2021-04-07)
... that the grey reef shark (pictured) is the first shark species known to perform a threat display to warn off divers who are too close? (2009-05-10)
... that relative to its body size, the horn shark (pictured) has the strongest known bite of any shark? (2009-06-23)
... that the single known specimen of the Irrawaddy river shark was generally dismissed as an abnormal bull shark until 2005? (2009-11-16)
... that several Japanese bullhead sharks may lay their eggs in a single communal "nest"? (2009-11-06)
... that the Jersey Shore shark attacks of 1916 killed four people and inspired Peter Benchley's novel Jaws (1974)? (2007-08-03)
... that, like the related cookiecutter shark, the kitefin shark (pictured) sometimes feeds by taking bites out of animals larger than itself? (2009-06-20)
... that the largetooth cookiecutter shark has the largest teeth relative to its body of any living shark? (2009-09-26)
... that the leopard shark (pictured) feeds on anchovies by swimming into their schools with its mouth open and waiting for them to accidentally enter? (2009-08-20)
... that the lizard catshark is considered a "vulnerable species" because trawling is damaging the patches of coral in which it breeds? (2014-10-05)
... that the Memorandum of Understanding on the Conservation of Migratory Sharks, brought into force in 2010, was the first global instrument that dealt with migratory sharks? (2012-03-06)
... that installation of the Middleton Beach shark barrier in Albany, Western Australia was delayed when sharks attacked pygmy whales just a few meters from the beach? (2016-04-09)
... that the milk shark is so named because of a belief in India that eating its meat improves lactation? (2009-09-16)
... that although the prehistoric shark Nanocetorhinus is named for the resemblance of its teeth to miniature Cetorhinus teeth, there is no evidence the two genera are closely related? (2012-05-07)
... that more than 90 percent of the night sharks (pictured) caught off northeastern Brazil contain mercury concentrations higher than that considered safe by the local government? (2009-09-21)
... that no more than 250 mature northern river sharks are estimated to live in the wild? (2010-01-15)
... that the rough skin of the nursehound (pictured) was once used as an abrasive called "rubskin", which cost a hundred times more than sandpaper? (2009-07-27)
... that a specimen of the ornate wobbegong was observed to have its full set of teeth and be able to defend itself at one day old? (2019-03-01)
... that at night, the Pacific angelshark (pictured) may use bioluminescent plankton to target its prey? (2009-06-24)
... that the Pondicherry shark was last seen in 1979? (2010-04-10)
... that the porbeagle (pictured) has been known to "play" with kelp fronds, pieces of wood, and fishing floats? (2010-02-16)
... that the pyjama shark and the leopard catshark (pictured) ambush chokka squid by hiding in the squid's spawning grounds? (2010-05-28)
... that the school shark was at one time used as a source of vitamin A as its liver was shown to have higher levels of this vitamin than any other fish tested? (2013-09-25)
... that shark bite victims have met with U.S. Senators to express their support for the Shark Conservation Act, which is pending approval by the Senate? (2009-07-22)
... that shark threat display is an exaggerated swimming style exhibited by some sharks when they perceive they are in danger? (2006-11-08)
... that British chef Gordon Ramsay, who was threatened at gunpoint whilst filming in Costa Rica, described the illegal shark fin trading in the country as "a multi-billion dollar industry"? (2011-01-10)
... that in Eastern Africa and islands in the Indian Ocean, shark meat (pictured) has been a significant source of protein for centuries? (2015-09-16)
... that the international trade in shark fins of five species of threatened sharks, such as the scalloped hammerhead, has come under international protection? (2013-03-20)
... that individual smalltooth sand tigers have been documented returning to the same location off Lebanon every summer? (2009-05-04)
... that the southern African frilled shark preys mainly on smaller sharks, which it swallows whole with its greatly distensible mouth? (2009-09-20)
... that the spadenose shark (pictured) exhibits the most advanced form of placental reproduction in fishes? (2009-09-06)
... that it is uncertain where adult speartooth sharks (pictured) live, as none have been captured? (2010-09-23)
... that fish found in the demersal zone include the spiny-back eel (pictured), the whitesaddled and speckled catshark, the whitenose whipray, and the whitespotted grouper? (2016-08-01)
... that the spinner shark is named for the spinning leaps it makes out of the water as part of its feeding strategy? (2009-05-16)
... that the spot-tail shark can produce as many as eight pups after a gestation period of ten months? (2014-09-04)
... that the spotted houndshark, the speckled smooth-hound and the humpback smooth-hound are known as "tollo" and used for human consumption? (2014-09-09)
... that prey of the spotted wobbegong (pictured) have been known to approach its mouth and nibble on its tentacles? (2019-02-27)
... that Squatina mapama was named after Spain's Ministry of Agriculture and Fisheries, Food and Environment? (2022-03-02)
... that the Canary Islands are one of the few places left where there are still substantial numbers of angelsharks (pictured), once common all around Europe? (2009-07-17)
... that the starry smooth-hound is not a heavenly body or a dog? (2013-09-06)
... that the swellshark bends its body in a U-shape and sucks in water to double in size and avoid attacks from predators? (2009-06-21)
... that the taillight shark has a gland on its belly that releases clouds of luminescent blue fluid? (2009-06-24)
... that when captured, the tawny nurse shark (pictured) often spits a jet of water into the faces of its captors? (2009-06-14)
... that the United States once fought 32 tons of shark fins, and the fins won? (2012-04-01)
... that the velvet belly lantern shark (pictured) has proteins in its liver that can detoxify heavy metals such as cadmium, copper, mercury, and zinc? (2009-07-02)
... that the Yellowspotted catshark and the West African catshark both lay eggs enclosed in egg cases? (2013-09-04)
... that Mustelus hacat is a species of smooth-hound shark discovered in 2003 in the Sea of Cortez, off the coast of Mexico? (2006-03-08)
... that the female whitecheek shark gives birth to a litter of up to four live young? (2013-10-14)
... that the whitefin dogfish has light-producing organs on its upper eyelids? (2009-03-16)
... that the zebra shark (pictured) is striped when young and spotted when mature? (2009-05-20)
... that the Australian angelshark is not easily caught by line-fishing or netting because it usually lies immersed in the sediment on the seabed? (2013-09-28)
... that the first successful artificial insemination of a shark was performed in the cloudy catshark (pictured)? (2009-04-28)
... that the newly described Galápagos catshark differs from other catsharks by having an asymmetric pattern of spots? (2012-03-16)
... that the longhead catshark is the only known cartilaginous fish that normally has both male and female reproductive systems? (2010-10-26)
... that narrowmouthed catsharks are unusual in displaying heterodont dentition, with males and females having differently shaped mouths and teeth? (2016-07-21)
... that the narrowtail catshark is thought to be a pedomorphic dwarf? (2016-06-29)
... that although the slender catshark only grows to about 70 centimetres (28 in), the dermal denticles of other sharks have been found in its stomach? (2013-10-19)
... that the Portuguese dogfish (pictured) is the deepest-living shark known, found as far down as 3,675 m (2.284 mi)? (2009-11-16)
... that the Galapagos shark is often the most abundant shark around oceanic islands? (2009-05-05)
... that the closure of the Tethys Sea 10–14 million years ago led to the sicklefin lemon shark (pictured) and the lemon shark becoming separate species? (2009-09-03)
... that the whitetip reef shark (pictured) may have contributed to the Hawaiian myth of ʻaumākua, family guardian spirits, due to the "loyalty" of sharks that stay in the same area for years? (2009-08-18)
... that the silky shark (pictured) is the most common source of ornamental shark jaws sold to tourists in the tropics? (2009-09-18)
... that the flesh and fins of the spotless smooth-hound are much esteemed? (2014-08-28)