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Topic: Cat shark


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In the News (Thu 31 Dec 09)

  
  Cat Shark - En Verden af Hajer
The Small-spotted Cat Shark Shark lives in the area from the Northern part of Norway and down to Senegal, and it also live in the Mediterranean Sea.
The Small-spotted Cat Sharks young ones are 3 in.
The Small-spotted Cat Shark is caught by fishermen, and the shark is used as edible fish, but also to fish meal and fish oil, because the Small-spotted Cat Shark as other sharks have a big oleaginous liver.
theshark.dk /en/catshark.php   (181 words)

  
 Catshark -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-11-01)
The cat sharks or catsharks are a large ((biology) a taxonomic group containing one or more genera) family (Scyliorhinidae) of (Any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales) sharks, with over 110 ((biology) taxonomic group whose members can interbreed) species recorded.
Cat sharks may be distinguished by their elongated (Feline mammal usually having thick soft fur and being unable to roar; domestic cats; wildcats) cat-like eyes and two small (Unpaired median fin on the backs of fishes and some other aquatic vertebrates that help to maintain balance) dorsal fins set far back.
The "swell sharks" of the ((biology) taxonomic group containing one or more species) genus Cephaloscyllium have the curious ability to fill their stomachs with water or air when threatened, increasing their girth by a factor of 2 or 3.
www.absoluteastronomy.com /encyclopedia/c/ca/catshark.htm   (307 words)

  
 ipedia.com: Shark Article   (Site not responding. Last check: 2007-11-01)
Shark eyes are similar to the eyes of other vertebrates, including similar lenses, corneas and retinas, though their eyesight is well adapted to their marine environment.
Once the shark is in the general area of the prey, then the shark begins to use a combination of its smell coupled with the use of the lateral lines running along the side of the shark, used to sense electrical pulses sent out by wounded or dying fish.
Sharks include everything from the hand-sized pygmy shark, a deep sea species, to the whale shark, the largest fish (although sharks are not closely related to bony fish) which is believed to grow to a maximum length of 18m (59 feet) and which, like the great whales, feeds only on plankton.
www.ipedia.com /shark.html   (2172 words)

  
 Articles - Shark   (Site not responding. Last check: 2007-11-01)
Sharks generally rely on their superior sense of smell to find prey, but once they are close they also use the lateral lines running along their sides to sense movement in the water and also employ special sensory pores on their heads to detect electrical pulses created by the muscles of prey.
Some claim that the shark is confusing a human for a seal or another animal; this is typical in the case of an attack against a surfer.
Sharks are often killed for shark fin soup, in which many sharks are hunted for their fins, which are cut off with a hot metal blade before the live animal is tossed back into the water.
www.cat-center.com /articles/Shark   (3121 words)

  
 Sharks (Selachii) -whale shark, requiem shark, bamboo shark, cat shark,hammerhead shark, tiger shark)
Sharks, rays, skates and chimaeras belong to the cartilaginous fishes (Chondrichthyes) as opposed to the bony fishes (Actinopterygii, formerly Osteichthyes).
Typically, sharks pull water in through their mouths and spiracles (small holes on top of the head in some species) as they swim, and pass it through five to seven gill slits on each side of the head.
Sharks are regarded as dangerous to humans, apart from whale sharks, bamboo sharks and nurse sharks.
www.starfish.ch /reef/shark.html   (2476 words)

  
 Olympus MIC-D: Brightfield Gallery - Dogfish Shark Placoid Scales
Dogfish sharks are small sharks belonging to one of three families: the dogfish shark family, Squalidae; the requiem shark family, Carcharhinidae; and the cat shark family, Scyliorhinidae.
The best-known species are the spiny dogfish of the dogfish shark family, and the smooth dogfish of the requiem shark family.
Dogfish sharks make up one subfamily of the dogfish shark family, and are characterized by a hard spine at the base of each of the two dorsal fins.
www.olympusmicro.com /micd/galleries/brightfield/dogfishplacoidscales.html   (318 words)

  
 Bamboo Cat Shark
As sharks go, this is among the most ideally suited to captivity.
Like all sharks, they should be kept by experts only.
While it's common for hobbyists to what to keep sharks with bold fishes such as fish such as triggers, puffers and large angels, this is a bad ides as these curious type fishes will usually pick on sharks.
www.marinecenter.com /fish/sharks/bamboocatshark   (254 words)

  
 Shark Diving International: Nurse Shark Diving   (Site not responding. Last check: 2007-11-01)
Habitat: The nurse shark is a nocturnal animal that rests on sandy bottoms or in caves or crevices in rock in shallow waters during the day.
Young nurse sharks have been observed resting with their snouts pointed upwards and their bodies supported off the bottom on their pectoral fins.
Remains of nurse sharks have been found in lemon and tiger shark stomachs, and attacks on nurse sharks by bull sharks and great hammerhead sharks have been observed.
www.seesharks.com /data-nurseshark.html   (1594 words)

  
 Banded Bamboo Shark, Brownbanded Bamboo Shark, Chiloscyllium punctatum
The cat shark family contains many species, usually distinguished by their different markings of stripes, bars, etc. Interestingly enough, the best known of the cat shark family is the dogfishes (which form a part of the catshark family).
On the internet, brownbanded bamboo cat sharks are for sale, and it is clear that some people might attempt to keep them in their own aquariums.
Bamboo sharks are egg-layers, with the eggs enclosed in elongated flattened egg-cases.
animal-world.com /encyclo/marine/sharks_rays/Banded_bamboo_shark_FWZ.php   (881 words)

  
 Florida Museum of Natural History Ichthyology Department: Leopard Shark   (Site not responding. Last check: 2007-11-01)
Despite the fact that the two sharks do not share the same geographic distribution, the zebra shark (Stegostoma fasciatum) is sometimes confused with the leopard shark (Triakis semifasciata) as both animals are referred to by the common name leopard shark in Australia and South East Asia.
The pectoral fins of the leopard shark are rather broad and roughly triangular in shape.
The leopard shark is a strong swimmer and it often forms large nomadic schools that sometimes include brown smooth-hounds (Mustelus henlei), gray smooth-hounds (Mustelus californicus), and spiny dogfish (Squalus acanthias).
www.flmnh.ufl.edu /fish/Gallery/Descript/LeopardShark/LeopardShark.html   (1052 words)

  
 Florida Museum of Natural History Ichthyology Department   (Site not responding. Last check: 2007-11-01)
The nurse shark is a nocturnal animal that rests on sandy bottoms or in caves or crevices in rock in shallow waters during the day.
A nocturnal predator, the nurse shark feeds mainly on fish especially stingrays, molluscs (octopi, squids and clams) and crustaceans.
Although the nurse shark is not an endangered species, its abundance in the littoral waters of Florida has decreased in the past decades.
www.flmnh.ufl.edu /fish/Gallery/Descript/nurseshark/nurseshark.htm   (1608 words)

  
 Sea Creatures - The Puppet Gallery
Slow and sluggish, horn sharks spend their days hidden in crevices or among rocks—unseen for the most part since their coloration matches the muddy browns and greens of their surroundings.
The fltip reef shark (or carcharhinus melanopterus) is a common reef shark with distinctive fl markings on the ends of its fins and a blunt snout.
The fltip reef shark is widely displayed in aquariums, as it is one of the few sharks that does well in captivity.
puppetgallery.com /gallery/seacreat.html   (2917 words)

  
 Noosa Shark Cat 660 Boat test   (Site not responding. Last check: 2007-11-01)
When it appeared in the Seventies the Shark Cat was quite unlike anything anyone had seen before and its ability to bash its way through rough, breaking bars captured the imagination of boaties everywhere.
However the Shark Cats had a darker side to their nature, namely their nasty habit of dipping their foredeck into a wave front, especially if you were travelling at less than planing speed, or just stopped.
Ironically, Shark Cat itself looked like being the biggest victim of this purge, yet it was saved in the end by Noosa Cat an independent builder who took over the moulds.
www.marinews.com /fibreglass/btf_1noosa6.6.htm   (2938 words)

  
 World Shark - Shark Pictures Information And Posters
There are estimated to be four hundred species of sharks in the world’s rivers, seas and oceans, and new ones are being discovered every year.
Shark cartilage is used for dubious cancer "treatments." A growing demand for shark fin soup—a delicacy in parts of Asia—has led to an increase in the practice of “finning” a shark’s dorsal fin is cut off and the animal is thrown back into the water, unable to swim, dead within hours.
With sharks at the top of the ocean’s food chain, the slaughter of 100 million sharks a year (according to the United Nation's Food and Agriculture Organization) has a severe effect on the entire marine ecosystem.
www.worldshark.com   (296 words)

  
 :: Discovery Channel CA ::
The deepsea cat shark doesn't meow and the dogfish won't bark, but this resident of the Atlantic lives up to its name: even underwater its distinctive blue skin is easily recognizable.
The blue shark's teeth are pointed and serrated, suited for catching slippery prey such as squid and pelagic (not bottom-dwelling) fish.
A warm-blooded fish with one of the highest body temperatures recorded in sharks, the salmon shark is a fast-moving, energetic fish.
www.exn.ca /sharks/story.asp?id=2001021551   (674 words)

  
 lab4   (Site not responding. Last check: 2007-11-01)
To examine in general the abdominal and dorsal musculature of the cat and to compare with the analogues (or homologues) in the shark.
To examine the overall evolutionary relationships of the musculature in the shark (an aquatic vertebrate) and the cat (a terrestrial vertebrate).
Name a muscle in the cat that serves the same function as muscle A. Name a muscle in the cat that serves the same function as muscle B. Give one functional explanation as to why trunk myomeres would be more extensive and more well developed in the shark than in the cat.
www.biology.ualberta.ca /courses.hp/zoo.225/lab4.html   (604 words)

  
 SHARK!
Sharks are possibly the most misunderstood animals on the planet, according to the experts at the Monterey Bay Aquarium, which spent more than three years and $2.5 million on the most challenging exhibition in its 20-year history.
These small, silky, patterned sharks with catlike eyes include the leopard cat shark and puff adder shy shark, the latter named after the venomous snake it resembles but has little in common with.
The Shark Cam zooms in on three of the most popular animals in the exhibition's Australia gallery: the graceful pelagic stingray, the unmistakable scalloped hammerhead shark and the aquarium brochure's cover star, the Galapagos shark.
www.sfgate.com /cgi-bin/article.cgi?f=/c/a/2004/03/28/PKG3N5PECC1.DTL   (1569 words)

  
 Shark ends cat-and-mouse game with tuna » ABC Eyre » Local News
The female shark was trapped inside the experimental farm for five days.
They say the shark swam away in good condition and only a few of the valuable tuna were lost.
The four-metre shark, weighing about 700 kilograms, is thought to have either bitten its way into the tuna pond or leapt a 2.5 metre electrified fence while chasing a seal last Thursday.
www.abc.net.au /eyre/news/200306/s886857.htm   (294 words)

  
 Howstuffworks "How Sharks Work"
Sharks are outfitted with several special characteristics that make them highly effective, both as hunters and survivors.
Sharks are also very diverse in their habits and habitats.
Sharks, along with rays and chimeras, are distinguished from other fish primarily by their body composition.
science.howstuffworks.com /shark.htm   (706 words)

  
 Cat Shark - educational resources
Description Nurse Shark - Ginglymostoma cirratum: In Caribbean waters, the nurse shark is still often referred as "tiburon gato" or cat-shark.
Description Leopard Shark - Triakis semifasciata: Common Names Triakis semifasciata is known as the leopard shark in the US and the UK, and is sometimes referred to as a cat shark.
Mid Water Shark, Pygmy Ribbon Tail, and Cat Shark are the smallest sharks, 22 to 25 centimeters!
animals.mongabay.com /iucn/C/Cat_Shark.html   (242 words)

  
 Saltwater Aquarium Fish for Marine Aquariums: Marbled Bamboo Cat Shark
The Bamboo Shark is also known as a Cat Shark because the barbels at the mouth look like cat whiskers.
The Bamboo Shark is a bottom dwelling shark that is common in the home aquarium.
Feeding these sharks quality foods such as whole cockle in the shell, fresh shrimp and squid, and frozen mussel are ideal.
liveaquaria.com /product/prod_Display.cfm?pCatId=1523   (356 words)

  
 Whale sharks worlds largest shark
The spiracle (a vestigial first gill slit used for breathing when the shark is resting on the sea floor) is located just behind the shark's eye.
The whale shark does not seem to be very bothered by divers and will often let them get very close and not move away.
Other small sharks are the cigar shark, Isistuis brasiliensis, 20 inches at maturity; and the pygmy ribbon cat shark, Eridacnis radcliffei, 9.45 inches at maturity.
www.sharktoothgifts.com /sharkfacts.htm   (372 words)

  
 Scyliorhinidae: Cat Sharks
Swell sharks increase their diameter up to twice normal size by pumping large volumes of water into the cardiac (forward) portion of the stomach.
The Swell Shark (Cephaloscyllium ventriosum), a common species off central to southern California, goes one step farther: when threatened, this species dives into any available rocky crevice, bends its body into a sharp U-shape with head and tail innermost, grasps its caudal fin in its mouth and inflates.
The Swell Shark (Cephaloscyllium ventriosum), like other members of its genus, is able to suddenly increase its volume by swallowing large quantities of seawater as an anti-predator tactic.
www.elasmo-research.org /education/shark_profiles/scyliorhinidae.htm   (927 words)

  
 ITIS 'Publication' Search results for Compagno, Leonard J. V.
Cephalurus cephalus (Gilbert, 1892) -- valid -- lollipop cat shark, lollipop catshark, pejegato renacuajo
Galeus arae (Nichols, 1927) -- valid -- gatica manchada, marbled cat shark, marbled catshark, roughtail cat shark, roughtail catshark
Scyliorhinidae Gill, 1862 -- valid -- cat sharks, catsharks, pejegatos, roussettes
www.itis.gov /servlet/SingleRpt/RefRpt?search_type=publication&search_id=pub_id&search_id_value=713   (2976 words)

  
 SDNHM: Leopard Shark (Triakis semifasciata)
The leopard shark lives in bay environments, near the shore, and sometimes in the open ocean.
This shark feeds on benthic (bottom-dwelling) prey such as worms, clams, crabs, shrimp, octopus, and small fish.
The leopard shark is also called a cat shark.
www.sdnhm.org /kids/sharks/shore-to-sea/leopard.html   (146 words)

  
 Marbled Cat Shark, Atelomycterus macleayi
The Marbled Cat Shark is considered a "true catshark" with a long slender body and a narrow head.
The Marbled Cat Shark is easy to keep if you have a large enough aquarium.
Marbled Cat Shark are found near Northern Australia.
www.exotictropicals.com /encyclo/marine/sharks_rays/marbledcat.php   (562 words)

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