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Topic: Gray Reef Shark

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	Shark Zone \| Gray Reef Shark \| Reef, Sharks, Have, Shark, Species
		This is one of the three most common reef sharks in the Indo-Pacific, the two others are the Blacktip reef shark and Whitetip reef shark.
		While the gray reef shark has not been identified as endangered as of yet, depletion of the species has been noticed around the Maldive Islands, and may be occurring in other parts of its range.
		The fltip shark (Carcharhinus limbatus) and the fltip reef shark (Carcharhinus melanopterus) can be distinguised by a fl tip on the dorsal fin, while the dorsal fin of C. amblyrhynchos is white or grey.
	www.sharkzone.co.za /shark-species/gray-reef-shark.html (698 words)

	Gray reef shark - Wikipedia, the free encyclopedia
		The grey reef shark, Carcharhinus amblyrhynchos, is one of the most common sharks in Indo-Pacific waters, from the Red Sea to Easter Island.
		The fltip reef shark looks similar, and is also common, but it is distinguished by a fl tip on the first dorsal fin.
		Reproduction is viviparous, with 1 – 6 pups in a litter.
	en.wikipedia.org /wiki/Gray_reef_shark (308 words)

	Shark Diving International: Grey Reef Shark Diving (Site not responding. Last check: )
		The fltip reef shark can be distinguished by the distinct fl tip on the first dorsal fin as well as fl tips on the remaining fins.
		Reproduction: The grey reef shark is a viviparous species, which refers to reproduction when the embryos are nourished with a yolksac placenta during gestation inside the mother.
		Conservation: The grey reef shark is vulnerable to overfishing due to its restricted habitat, small litter size, and relatively late age of maturity.
	www.seesharks.com /data-greyreefshark.html (1230 words)

	Card 37
		Reef sharks are usually found on coral reefs and in nearby tropical waters.
		Gray reef sharks generally frequent the deep waters of the outer reef slope, but they often congregate in the channels and use them to enter the lagoon.
		Reef sharks locate prey by detecting tiny electrical signals that are generated by their victim's nervous system.
	goodnightstories.com /wildlife/fish/card37.htm (737 words)

	UNDERWATER WORLD SHARK'S PAGE
		the gray reef shark generally seems to prefer rugged terrain such as that on the drop-off of outer reefs and in lagoons around patch reefs in or arising from deeper water.
		The gray reef shark is usually restricted to small islands, where it shows a preference for the leeward side.
		The gray reef shark, although capable of feeding off the bottom, is most successful in feeding on organisms in the water column near the bottom.
	members.tripod.com /underwater_world/sharks.htm (864 words)

	Card 37
		Reef sharks are usually found on coral reefs and in nearby tropical waters.
		Gray reef sharks generally frequent the deep waters of the outer reef slope, but they often congregate in the channels and use them to enter the lagoon.
		Reef sharks locate prey by detecting tiny electrical signals that are generated by their victim's nervous system.
	www.goodnightstories.com /wildlife/fish/card37.htm (737 words)

	Sea and Sky: Sharks&Rays Page 1
		Sharks are part of a family of fishes known as cartilage fishes.
		The gray reef shark is one of the major predators on the reef.
		The gray reef is a very aggressive species, and is commonly seen in the classic "feeding frenzy" film footage.
	www.seasky.org /reeflife/sea2i.html (628 words)

	Florida Museum of Natural History Ichthyology Department: Grey Reef Shark
		The grey reef shark is a viviparous species, which refers to reproduction when the embryos are nourished with a yolksac placenta during gestation inside the mother.
		The grey reef shark may be taken by longline shark fisheries and are valued for their fins that are used in shark fin soup.
		The grey reef shark is vulnerable to overfishing due to its restricted habitat, small litter size, and relatively late age of maturity.
	www.flmnh.ufl.edu /fish/Gallery/Descript/GReefShark/GReefShark.html (1281 words)

	Sharks
		Sharks are a fascinating group of fishes that strike fear into the minds of humans.
		Sharks vary greatly in size from the enormous 40-foot-long whale shark to tiny two-to three foot dogfish and angel sharks.
		The role of sharks in the marine environment is similar to the role of the great cats (lions, tigers and cougars) in terrestrial environments.
	www.graysreef.nos.noaa.gov /tw/sharks.html (1501 words)

	Sharks
		Sharks have long held a special awe and fascination for humans, possibly something to do with their unmatched ability as predators and their position at the top of the ocean food chain.
		In addition to the ‘typically’ shaped shark species, there is a diverse range of body forms to be found among the shark family; from elongated sinuous species such as the Epaulette shark which hunt among nooks and crannies in coral reefs, to broad and laterally flattened Guitar sharks, adapted to life on the sea bottom.
		Sharks have probably the most efficient dentition of the animal world and are one of the only creatures able to remove large pieces of tissue (up to 10kg or more) from their prey with a single bite.
	www.ms-starship.com /sciencenew/sharks.htm (2594 words)

	Shark species involved
		The shark uses the teeth of its lower jaw to impale prey, then it swings its head from side-to-side using the heavy triangular teeth of its upper jaw to carve a mouthful of tissue from its prey.
		The shark grows to a length of at least 18.3 feet [5.6 m], and may attain a length of more than 20 feet [6.1 m], however, most individuals encountered by divers are between 10 and 14 feet in length [3 to 4.3 m].
		A shark was seen to use the underside of its hammer-shaped head to bludgeon and pin a stingray to the seabed, then the shark pivoted and bit a chunk out of the ray's pectoral fin.
	www.sharkattackfile.net /species.htm (7082 words)

	Gray Reef Shark, Carcharhinus amblyrhynchos at MarineBio.org
		In the Pacific, the gray reef shark ranges from southern China to northern Australia and the Tuamotu Archipelago to Hawaii.
		Gray reef sharks feed on reef fishes, squids, cephalopods, crabs, lobsters, and shrimps.
		Gray reef sharks are a curious and aggressive species repeatedly indicated in human attacks.
	marinebio.org /species.asp?id=93 (1191 words)

	ADW: Carcharhinus amblyrhynchos: Information
		The fltip shark (Carcharhinus limbatus) and the fltip reef shark (Carcharhinus melanopterus) can be distinguised by a fl tip on the dorsal fin, while the dorsal fin of C.
		The species is viviparous, meaning that its embryos are connected to a placenta-like yolk sac, and the young are born alive and free-swimming, not in an egg.
		While the grey reef shark has not been identified as endangered as of yet, depletion of the species has been noticed around the Maldive Islands, and may be occurring in other parts of its range.
	animaldiversity.ummz.umich.edu /site/accounts/information/Carcharhinus_amblyrhynchos.html (1293 words)

	Em nau!
		Gray reef shark (Carcharhinus amblyrhynchos) accompanied by carangids — this one was at a seamount site where gray reef sharks were a common sight.
		Gray reef sharks at a pass in the Madang barrier reef.
		A reef whitetip in the middle of one of its laps of the reef.
	www.uga.edu /cuda/PNGsharks.html (908 words)

	SHARKS
		Their function in reef ecosystems is not fully understood, but they are believed to improve fish populations by removing sick and injured fish, leaving the healthiest to reproduce.
		A Galapagos Shark is harder to identify: however, nay large (over 6 feet) gray shark with no conspicuous markings seen in inshore waters is probably a Galapagos.
		Shark attacks in Hawaiian Waters are very rare, occurring on average at a rate of about 2 or 3 per year.
	hawaiiandivezone.8m.com /shark.html (918 words)

	Pohnpei-Between Time & Tide . Sharks & Safety
		Though swimming near most of the requiem shark species (first six) around Pohnpei is commonplace and relatively safe, greater caution should be exercised on the rare occasion that a larger, more aggressive shark, such as the tiger shark, should appear.
		Relaxed sharks swim with their bodies aligned on the horizontal axis and propel themselves through the water with their tails.
		Some sharks may feel threatened by humans nearby (especially smaller sharks) and these postures are meant to encourage the intruder to leave.
	www.pohnpeiheaven.com /sharks.htm (1251 words)

	Underwater photograph of a Grey Reef Shark: Charcharhinus amblyrhyrnchos sharks
		The Grey Reef Shark, Charcharhinus amblyrhyrnchos, is the most common shark in tropical Pacific waters, the Caribbean, and the Bahamas, and are often suspected of attacks on divers.
		Gray sharks are often seen in schools of 20 - 100.
		The Gray Reef Shark is commonly photographed, videotaped, and fed for an exciting diving experience for scuba divers in the Bahamas almost daily.
	www.brunsonimages.com /gallery/Sharks/grey_reef_shark_04.html (170 words)

	Lydia Mackay
		The range of the gray reef shark (Carcharhinidae amblyrhynchos) extends all the way from the Indian Ocean eastward to Hawaii and the islands of French Polynesia.
		Although gray reef sharks will hunt alone, they often attack and feed in large groups, and to the swiftest goes the meal.
		It has been captured on film that while a gray reef shark lies on the bottom of the sea floor, in a flash half of it is gone, devoured in a single bite by a 13 foot long tiger shark.
	www.whozoo.org /students/lydia/AS1.html (891 words)

	Animal Planet :: Sharks Targeted
		Shark Pass at Bikini in the Marshall Islands attracts thousands of gray sharks and has become a key part of the diving experience at the atoll.
		But the hunger for shark fins, an expensive delicacy in many Asian countries, is destroying it, say those whose livelihoods depend upon the tourists who flock to there.
		Williams estimates a 50 to 60 percent drop in the shark population.
	animal.discovery.com /news/afp/20030602/sharks.html (530 words)

	Gray ReefShark
		The Gray Reef Shark has a broad rounded snout.
		Gray Reef Sharks give birth to 1 to 6 pups per litter and their gestation period is about 12 months.
		Gray Reef Sharks live in the Pacific and Indian Oceans.
	library.thinkquest.org /J001458/grayreefshark.htm (182 words)

	Shark Glossary - The World of Sharks
		This is a common name used for two sharks, including Carcharhinus leucas (also known as the Bull shark, the Cub shark, the River shark, the Nicaragua shark, the Zambezi shark, the Shovelnose shark, the Slipway gray shark, the Square-nose shark, and Van Rooyen's shark) and Glyphis gangeticus.
		The whale shark and the basking shark have gill rakers.
		The gray reef shark, Carcharhinus amblyrhynchos, also known as the longnose fltail shark, is a common shark in the central Pacific Ocean.
	www.worldofsharks.net /glossary_g.htm (936 words)

	Gray Reef Shark
		As its name suggests, the shark is gray overall, with a white underside.
		The Blacktip Reef Shark looks similar, and also common, but is distinguished by a fl tip on the first dorsal fin.
		This species is social, aggregating in favored areas, often near dropoffs at the edge of a reef, or in atoll passes where there is a strong current.
	learn.asaq.org /wp/g/Gray_Reef_Shark.htm (255 words)

	Lydia Mackay
		The range of the gray reef shark (Carcharhinidae amblyrhynchos) extends all the way from the Indian Ocean eastward to Hawaii and the islands of French Polynesia.
		Although gray reef sharks will hunt alone, they often attack and feed in large groups, and to the swiftest goes the meal.
		It has been captured on film that while a gray reef shark lies on the bottom of the sea floor, in a flash half of it is gone, devoured in a single bite by a 13 foot long tiger shark.
	whozoo.org /students/lydia/AS1.html (891 words)

	Grey Reef shark- The World of Sharks
		Also called as Long nose Black-tail shark, Grey reef sharks are active night predators, often forming big feeding aggregations that hunt for sleeping fish on the reef.
		Grey reef sharks are found around coral reefs anywhere between the surface and depths of up to 100m.These are very common in the Central Pacific Ocean.
		They are common on coral reefs, often in deeper areas near drop-offs to the open sea, in atoll passes and in shallow lagoons adjacent to areas of strong currents.
	www.worldofsharks.net /grey_reef_shark.htm (269 words)

	Gray reef shark (Carcharhinus amblyrhynchos)
		Gray reef shark, Black-vee whaler, Longnose fltail shark
		Blacktip reef shark but they possess a very dominant fl tip at the first dorsal fin, other fins have fl tips, too.
		Grey reef sharks are known to "hunch" when feeling threatened.
	www.shark.ch /Database/Search/species.html?sh_id=1003 (328 words)

	Underwater Photography Tips&Tricks by Stephen Frink: The Ultimate Shark Shot
		Sharks have long had the reputation of being the ocean's bad boys, but the truth is that they're rarely encountered by divers.
		The novelty of the Caribbean reef shark ID shot is long gone, and at this event, it took teeth and attitude to stand out in a field of stellar images.
		Great shots of tiger sharks were likely captured during a charter on the Shear Water to the West End of Grand Bahama—and if you see a hot shot of a great hammerhead, it likely came from photographers aboard the Shear Water as well.
	stephenfrink.com /sf-tips/200603-shark-shot (1456 words)

	US Aquarium
		Many sharks must swim constantly in order to force water over their gills, but the nurse shark doesn't have that problem.
		The Blacktip Reef Sharks feed on small fish and invertebrates and are in turn preyed on by larger sharks and man. Interestingly, these sharks can now also be found in the Eastern Mediterranean, apparently having migrated through the Suez Canal.
		This Reef Shark seldom comes to the surface and in fact is capable of sitting motionless for long periods in the water.
	www.aquariumteam.com /creatures.htm (1090 words)

	Bonnethead Shark
		Physical Characteristics: A small, common hammerhead shark with a unique shovel- or bonnet-shaped smooth, rounded head that is expanded horizontally with the eyes at the edge of the horizontal expansion.
		Carcharhiniformes is the largest order of sharks and includes reef sharks such as the tiger and the gray reef shark.
		The bonnethead shark uses a special body fluid, called "cerebrospinal fluid" or "Cl-excess", to let others know it is in the area.
	www.colszoo.org /animalareas/shores/bonnetsh.html (485 words)

	Only a few shark attacks on humans a year occure in Hawaiian waters
		From the sharks’ view near the ocean floor looking up towards the ocean surface a surfer laying on their surfboard with arms paddling looks like a seal swimming, and a boogie boarder lying on their board with their legs kicking and arms paddling looks like turtle.
		When frequent shark attacks occur in one specific area, it is typically due to a lack of natural food supply for the sharks caused either by over fishing or rapid changes in the marine environment.
		White tip reef sharks are one of the most common sharks seen in this area and the sharks sighted range from five to fifteen feet in length.
	www.alohafriends.com /Sharks.html (1134 words)

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