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Topic: Sleeper shark


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In the News (Wed 22 May 13)

  
  Shark Glossary - The World of Sharks
The meat of this shark is slightly toxic unless it is dried or aged and semi-putrid.
The Portuguese shark, also known as the Portuguese dogfish shark, Centroscymnus coelolepsis, is a chocolate brown shark that is up to 3.8 feet (1.1 m) long (males and females are the same size); the average size is 3 feet (92 cm) long.
A pup is a newly-born or newly-hatched shark.
www.worldofsharks.net /glossary_p.htm   (1093 words)

  
 Sleeper Shark   (Site not responding. Last check: 2007-11-01)
Sleeper sharks are reported to reach lengths to 25 feet (7.6m), although average length and weight are 12 feet (3.65m) and 700 to 800 pounds (320-365kg) (Castro 1983).
Sleeper sharks are often caught on commercial sablefish long-line gear in Alaska with consistent catches in Prince William Sound and Southeast Alaska waters.
Many of the reports indicated that the sleeper sharks were gobbling up their halibut while they were being brought to the surface, and the sharks were often caught and killed so the fishermen could land the halibut.
www.fishingsociety.org /SleeperShark.html   (1057 words)

  
 New Giant Squid Predator Found   (Site not responding. Last check: 2007-11-01)
Sleeper sharks even appear to target the biggest species of large squid - the colossal squid, which is about double the size of the shark.
The sleeper sharks were caught in the Southern Ocean in waters off the Kerguelen island archipelago.
Since large squid tend to dwarf sleeper sharks, the researchers are at a loss to explain how the sharks catch such big prey.
www.flmnh.ufl.edu /FISH/SHARKS/InNews/squidpred2004.html   (524 words)

  
 Shark Species
The white sharks most common prey is fish and seals, on the west coast of America white sharks feed on a lot of elephant seals, and in the Mediterranean Sea white sharks feed on a lot of tuna, and dolphins.
This species is the most dangerous shark in the world and while it was once thought that sharks had poor eyesight (sharks have very good eyesight) and attacks where a case of mistaken identity, it is now known that attacks are probably due to the shark just merely testing the organism.
The shark feeds on many different animals including jellyfish, lobster, small fish, squid, and octopuses using their knifelike teeth that are pointed to the back of the mouth.
savethesharks.tripod.com /sharks/id1.html   (3671 words)

  
 Southcentral Alaska Halibut and Groundfish - Sharks   (Site not responding. Last check: 2007-11-01)
The distribution of sleeper sharks in Southcentral Alaska is not well documented, although there is evidence that they inhabit the region year-round.
In Southcentral Alaska, sleeper sharks are caught in commercial longline fisheries for halibut, sablefish, and Pacific cod, as well as the Prince William Sound pelagic trawl fishery for pollock.
Pacific sleeper sharks are reputed to be inedible due to a toxin in the flesh, but this has not been verified.
www.sf.adfg.state.ak.us /region2/groundfish/gfsharks.cfm   (1470 words)

  
 Pacific sleeper shark - Wikipedia, the free encyclopedia
The Pacific sleeper shark, Somniosus pacificus, also known as the "sleeper shark", is a shark living in waters off Antarctica and is one of two creatures (along with the sperm whale) that feeds on giant squid and colossal squid, as research on the stomach contents of this shark has shown.
Since the 7 m (23 ft) shark might have problems devouring a 12 to 14 m (39 to 46 ft) squid it is believed that the shark may feed on squid carcasses rather than live squid.
You can help the Wikiproject, WikiProject Sharks by expanding it.
en.wikipedia.org /wiki/Pacific_sleeper_shark   (145 words)

  
 Elusive Sleeper Shark Washes Up At New Brighton State Beach   (Site not responding. Last check: 2007-11-01)
Several 4- to 6-foot juvenile sleeper sharks have washed ashore in recent years, but this is only the second of its size to reach Santa Cruz County shores in the past decade, according to Casper.
Sleeper sharks occasionally get caught in long lines and other fishing gear when crews are fishing for albacore and halibut, according to National Marine Fisheries Service reports.
The shark was lodged between rocks at the north end of the beach.
www.flmnh.ufl.edu /fish/sharks/InNews/elusive2006.html   (506 words)

  
 Sleeper Sharks - The World of Sharks
The Sleeper shark, Somniosus microcephalus, is also called the Greenland shark and the gurry shark.
Sleeper sharks are large lethargic sharks, found year-round in cold polar waters.
Sleeper sharks are characterized by a bluntly round snout which is broad and flattened, round-tipped pectoral fins and no anal fin.
www.worldofsharks.net /sleeper_shark.htm   (402 words)

  
 Animal facts - Greenland shark - CG Kids   (Site not responding. Last check: 2007-11-01)
The Greenland shark is brown, gray and fl in colour and may have dark lines or white spots along its flanks or on the dorsal side.
The Greenland shark is a slow swimming shark and is sometimes called the sleeper shark for its lethargic behaviour.
The Greenland shark is a deep-water species that inhabits cold waters, between 1 and 12 degrees Celsius, near the shelves and slopes at least 1,200 metres underwater.
www.canadiangeographic.ca /cgkids/animal/2006_01_shark.asp   (341 words)

  
 Sharks
A number of factors may be driving an increase in shark abundance in the north Pacific including; a.) a northward shift in optimum range due to a warming trend in sea surface temperatures, b.) a regional increase in prey abundance, and c.) an overall increase in shark populations.
Sleeper sharks have been caught that have half a dozen chum salmon in their stomach; most of the salmon greater than eight pounds apiece.
Sleeper sharks appear to use the cover of darkness, and their sixth sense to detect their prey's electronic field.
www.conservationinstitute.org /alaskasharks.htm   (814 words)

  
 The Pelagic Shark Research Foundation - The Sharks of the Monterey Bay - Benthic Sharks
7-gill sharks (Notorynchus cepedianus) are the principle large benthic predator off of the coast of the central eastern pacific and can be found in nearly all oceans and are rivaled only by the larger 6-gill shark and the giant pacific sleeper shark.
The shark was the aquariums star attraction until 1994 when the shark was released near the aquarium in Monterey.
Seven-gill sharks are a principal benthic predator of the S.F bay and the PSRF is looking to gain insights into this creature's movements, range and distribution.
www.pelagic.org /montereybay/benthic/7gillshark.html   (406 words)

  
 Larger Fishes: Sharks
The salmon shark, a large pelagic predator, is the sister species to the better known porbeagle (Lamna nasus), and is also closely related to the white shark (Carcharodon carcharias), and mako sharks (Isurus oxyrinchus and I. paucus).
Sleeper sharks are said to be voracious and versatile feeders of fish.
Seals are considered common prey of the Greenland shark, Somniosus microcephalus, the Atlantic congener of the Pacific sleeper shark (Compagno 1984).
www.fisheries.ubc.ca /Projects/PWSound/AlaskaEco/PWSPOSTS/PWSREP43.HTM   (1590 words)

  
 Brighteyed sleeper, Greenland shark - Divernet January 2006   (Site not responding. Last check: 2007-11-01)
Only eight shark species have been reported in Arctic waters, and one of these is the sleeper, otherwise known as the Greenland shark.
The Greenland shark is regarded as a slow-moving deepwater scavenger, yet fast-moving prey such as salmon and seals have been found in its stomach.
The shark is believed to use its striking glowing eyes to lure its prey within striking distance - the glow comes from bioluminescent parasites.
www.divernet.com /biolog/0106greenlandshark.shtml   (271 words)

  
 Deep   (Site not responding. Last check: 2007-11-01)
Most kinds of sharks that live in the deep sea are less than six feet long and many produce light.
However, this shark is most often seen at the surface attracted by leftovers thrown overboard by fishing boats.
It is one of the three kinds of sharks that feed on plankton.
www.promotega.org /ksu00019/shark.htm   (376 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   (683 words)

  
 Welcome to Ocean of Know
Sharks living here, such as the Greenland sleeper shark, are adapted to living under ice floes, and rarely voyage beyond their icy home.
Tropical sharks include the huge filter-feeding whale shark, the great hammerhead shark, the nurse shark, the tiger shark, and the bull shark, which is found in both the ocean and in fresh water lakes in the tropics.
Pelagic sharks are shortfin makos and whale sharks.
www.oceanofk.org /tag/Tagmigrate/ddisttemp.html   (1097 words)

  
 Richard Ellis Gallery: Greenland Shark   (Site not responding. Last check: 2007-11-01)
It is a large shark: lengths of 8 to 14 feet are not unusual, and the largest measured specimen was 21 feet long.
(Only the whale shark, basking shark, and great white shark are known to reach a greater length.) This shark eats a wide variety of food, from fish of its native polar waters to seals, carrion, flesh from dead whales, and even (in one captured specimen) an entire reindeer.
This shark suffers from a parasite called a copepod that attaches itself to the cornea of the eye: Most of them have one copepod -- a whitish-yellow creature from 3 mm.
www.postmodern.com /~fi/sharkpics/ellis/greenlan.htm   (302 words)

  
 Gander Academy's Sharks Theme Page
Sharks are one of the most famous fishes in the ocean.
The sharks that bear the closest resemblance to the extinct species are known collectively as the primitive sharks, and they show certain characteristics that make them unmistakable, and totally different from the more "modern" species.
Shark Cartilage, in the true sense of the term, is just that--cartilage tissue from a shark.
www.cdli.ca /CITE/sharks.htm   (744 words)

  
 Shark Glossary: P - EnchantedLearning.com
If the shark or shark term you are looking for is not in the dictionary, please e-mail us.
The shark does not benefit from the pairing; this is a commensal relationship.
The ancient shark megalodon swam the seas during this time.
www.allaboutspace.com /subjects/sharks/glossary/indexp.shtml   (2003 words)

  
 Greenland shark
Greenland shark Somniosus microcephalus (Bloch and Schneider) 1801
Northern Atlantic, from Polar latitudes south to the North Sea and accidentally to the mouth of the Seine and perhaps to Portugal in the east; south regularly to Newfoundland and the northern part of the Gulf of St. Lawrence in the west, and less commonly to the Gulf of Maine.
Although there is no reason to suppose that the Greenland shark ever appears in our Gulf save as a straggler from the north, its presence there has been signalized on a number of occasions.
www.gma.org /fogm/Somniosus_microcephalus.htm   (1155 words)

  
 Arctic Science Journeys Radio: Sleeper Sharks Not So Sleepy
Witnessing sleeper sharks easily catch fast-swimming salmon got Wright to thinking that maybe the sharks are capable of catching even larger, faster prey.
He wondered if sleeper sharks might be at least partly responsible for the decline of Alaska's Steller sea lions and harbor seals.
These sharks ranged in size from six to seven feet, to up to 18 feet long, and there's been sleeper sharks caught in these waters that are 24 feet long.
seagrant.uaf.edu /news/00ASJ/12.08.00_SleeperShark.html   (770 words)

  
 Sharks of the Oregon coast
The smallest shark patrolling the Oregon coast is the brown catshark, a common bottom dweller only two to three feet long.
The most amazing thing about white sharks is not their size or their nasty reputation but the simple fact that there is so much we still don't know about these animals.
Other sharks you may probably wouldn't recognize, such as the flattened angel shark or the thresher with a tail that takes up half its body length.
www.oregonlive.com /sharks/index.ssf?/sharks/oregonsharks.frame   (608 words)

  
 Biology of the Bluntnose Sixgill   (Site not responding. Last check: 2007-11-01)
Shark Discard from the Southern Portuguese Coastal Fisheries.
Hexanchus vitulus, a New Sixgill Shark from the Bahamas.
Zama, A. Southern Distribution of the Sixgill Shark Hexanchus griseus (Bonnaterre, 1788) and the Striped Mullet Mugil cephalus Linnaeus, 1758 in Chile.
www.elasmo-research.org /research/sixgill.htm   (1356 words)

  
 Monterey Bay Aquarium: Online Field Guide
To protect dogfish populations, quota limits were established in 2000 in waters from Maine to Florida; once the quota is filled, dogfish shark fisheries are closed for the season.
In fact, shark skin was once dried and then used as sandpaper to polish wood.
Today, shark skin is still cured and, after the denticles are removed, used as leather.
www.mbayaq.org /efc/living_species/default.asp?hOri=1&inhab=482   (358 words)

  
 Bibliography of the Mediterranean Shark Research Group
Evolution and Morphogenesis of the Placenta in Sharks.
Ontogeny of the Umbilical Cord and Placenta in the Atlantic Sharpnose Shark, Rhizoprionodon terraenovae.
Microanatomy of the endometrial cycle in a placental shark, the dusky smoothhound, Mustelus canis.
freeweb.supereva.com /alessandrodemaddalena/bibliography.html   (5600 words)

  
 Alkyrol Shark Liver Oil
Some sharks live to be over 100 years old, and virtually all species of sharks are known to have an extraordinary resistance to infections and to the growth of tumors.
And, it was discovered that liver oil from certain deep water sharks, in particular the Greenland shark, is exceptionally rich in Alkylglycerols.
The Greenland Shark, also known as the Sleeper Shark, swims in the Arctic waters of the northern Atlantic Ocean at depths of three to four thousand feet.
www.psoriasis.com /shark.html   (380 words)

  
 Sharks of the Oregon coast...
We also have two other very large sharks, the sluggish and strange Pacific sleeper shark, which is said to reach 25 feet, and the slightly shorter but significantly more famous great white (although scientists prefer to call it simply the "white shark").
The most amazing thing about white sharks is not their size, their jaws or their appetite for surfers but rather the simple fact that there is so much we still don’t know about these animals.
Two year-round Oregon residents are among the fastest sharks in the sea.
www.aquarium.org /thedeep/sharks_of_the_oregon_coast.htm   (560 words)

  
 Somniosus pacificus, Pacific Sleeper Shark at MarineBio.org   (Site not responding. Last check: 2007-11-01)
The Pacific Sleeper shark, Somniosus pacificus (Bigelow and Schroeder, 1944), is a large deep-water shark reaching about 4.4 m in length for males and 4.3 m for females.
At higher latitudes, the Pacific Sleeper shark can be found in littoral and even intertidal areas; in lower latitudes its depth ranges down to at least 2,000 m.
The Pacific Sleeper shark, Somniosus pacificus, feeds on bottom fishes, octopuses, squids (including the Giant squid and their even bigger relative, the Colossal squid, Mesonychoteuthis hamiltoni), crabs and tritons; and occasionally on Harbor seals and carrion.
marinebio.org /species.asp?id=382   (669 words)

  
 cbs5.com - Rare Shark, 14 Feet-Long, Washes Up In Santa Cruz
A 14-foot Pacific sleeper shark -- estimated at 1,500 pounds -- was found last week on the shores of New Brighton State Beach in Capitola.
Researchers are pretty excited about finding the carcass because it's rare for a sleeper shark of that size to be found in local waters.
Several smaller sleeper sharks have washed ashore in recent years, but the 14-foot shark is only the second large sleeper shark to wash up on Santa Cruz County beaches in the past decade.
cbs5.com /topstories/local_story_171135354.html   (223 words)

  
 Sleeper shark - Wikipedia, the free encyclopedia
Three species of shark in the genus Somniosus:
Any species of shark in the family Dalatiidae.
This is a disambiguation page: a list of articles associated with the same title.
en.wikipedia.org /wiki/Sleeper_shark   (85 words)

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