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Topic: Sawfish (fish)


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In the News (Wed 23 Dec 09)

  
  Sawfish - Picture - MSN Encarta
Although sharklike in appearance, sawfish are actually a type of ray and are distinguished by the presence of gill openings on the lower surface of the head rather than on the sides of the head as in sharks.
The sawfish snout is elongated into a broad, flat sword with opposing rows of large teeth.
Sawfish are common in the shallow coastal waters of tropical seas and can ascend moderate distances up freshwater rivers.
encarta.msn.com /media_461516511/Sawfish.html   (89 words)

  
 Sawfish - Wikipedia, the free encyclopedia
Sawfishes are usually light grey or brown; the smalltooth sawfish, Pristis pectinata, appears olive green.
Sawfishes are found in tropical and sub-tropical areas around Africa and Australia and in the Caribbean, and frequently ascend far into rivers.
Sawfishes are difficult to conserve in aquaria because it appears they may require a blend of saltwater and freshwater to stay healthy.
en.wikipedia.org /wiki/Sawfish_(fish)   (925 words)

  
 Big Brook sawfish page
Vertebral centra attributable to the sawfish probably also occur but are no doubt too similar to other batoids to be able to tell the difference between them.
Sawfish oral teeth are more pyramid shaped while the teeth of the angel shark are more pointed and less complex appearing.
The sawfish is not a true bony fish and has a cartilaginous skeleton and the teeth and the rostral spines are the only bone.
njfossils.net /Sawfish.html   (582 words)

  
 Sawfish
Sawfish (SS-276) was laid down on 20 January 1942 by the Portsmouth Navy Yard, Portsmouth, N.H.; launched on 23 June 1942; sponsored by the Honorable Hattie Wyatt Caraway, the first woman to be elected to the United States Senate; and commissioned on 26 August 1942, Lt. Comdr.
Sawfish proceeded to waters off southwestern Japan where she attacked several targets and concluded that she had sunk or damaged some.
Sawfish sailed on 10 March for her 10th and last war patrol which she spent on lifeguard station off Nansei Shoto supporting air strikes preparing for and covering the conquest of Okinawa.
www.history.navy.mil /danfs/s7/sawfish.htm   (978 words)

  
 Florida Museum of Natural History Ichthyology Department   (Site not responding. Last check: 2007-10-05)
The taxonomy of the largetooth sawfish has been difficult to determine due to a lack of adult specimens, questionable identifications, and the number of synonyms that have been used in past scientific literature which remain to be resolved.
Historically, largetooth sawfish were found in warm tropical and sub-tropical marine, estuarine, and contiguous freshwater habitats in the Atlantic Ocean and along the tropical and subtropical Pacific coasts of the Americas.
Sawfish are able to breath while lying on the ocean floor by drawing water into their gills through large holes behind each eye, called spiracles.
www.flmnh.ufl.edu /fish/Gallery/Descript/LTSawfish/LTSawfish.html   (1521 words)

  
 Sawfish - Marine Species Conservation
Sawfish have the added trouble of being caught in marine trawling nets and they have also occasionally been found tangled in shark nets off the Queensland coast.
The species-specific monitoring of all sawfishes taken by any fishing methods in Australian waters is essential for the accurate assessment of their current distributions, biological, behavioral and ecological characteristics, as well as threats to their habitats and their survival.
Sawfish are commonly found in estuaries and freshwater rivers and creeks in Queensland, the Northern Territory and Western Australia.
www.deh.gov.au /coasts/species/sharks/sawfish   (654 words)

  
 Smalltooth sawfish face multiple threats | Practical Fishkeeping magazine
For many years experts believed the main reason for the decline in Smalltooth sawfish, Pristis pectinata, populations was because the fish were being accidentally caught in fishing nets.
Other sawfish had also been intentionally injured or mutilated by humans who had shot at the fish with spears or arrows or caught the fish and chopped off their saw-like rostra.
Sawfishes are members of the Pristiformes Order and are closely related to sharks and rays, which are also members of the Class Elasmobranchii.
www.practicalfishkeeping.co.uk /pfk/pages/item.php?news=1111   (630 words)

  
 SeaWeb - Ocean Briefing Book
The smalltooth sawfish, itself, is also widely distributed and, besides the southeastern U.S., is found in the Caribbean and Central America and along South America to mid-Brazil, possibly the Mediterranean Sea, along African coasts, and in the western Indo-Pacific, perhaps as far east as the Philippines and Australia.
The smalltooth sawfish was considered common in U.S. waters and, historically, was found throughout coastal areas of the Gulf of Mexico, Florida, and seasonally along the Atlantic seaboard to at least Cape Hatteras.
It appears that many sawfish were killed immediately after being landed; those that were released alive were likely to have been severely wounded, either from the entangling or disentangling process or from removal of their "saw".
www.seaweb.org /resources/briefings/sawfish.php   (892 words)

  
 5 Heaviest Elasmobranchs
Big Fish stories are as old as our species' earliest ventures out to sea, but frustratingly difficult for the biologist to verify.
Sawfishes are certainly among the most unusual of fishes.
In short, the contenders for the 3rd and 4th heaviest fish in the sea all max out at roughly 1.4 tonnes.
www.elasmo-research.org /education/topics/r_big_fish_stories.htm   (763 words)

  
 Sawfish   (Site not responding. Last check: 2007-10-05)
Sawfishes eat only small fish and bottom-dwelling invertebrates, like crabs and shrimps, which can be crushed and swallowed whole through the mouth.
Green Sawfish prefers muddy bays and estuaries and this huge ray is the most common sawfish found in Australian waters.
All sawfishes are endangered now due to massive accidental capture in Nets (Gill nets and Trawling nets), as the sawfish probe through the sediment for food.
www.home.no /australiaweb/Sawfish.html   (326 words)

  
 The Ocean Conservancy: Smalltooth Sawfish
Sawfish, highly modified rays that evolved from sharks over many millions of years, are now among the most endangered marine animals in the world.
With their tooth-studded snouts, sawfish often become entangled in fishing gear and die as unwanted “bycatch.” Scientists estimate U.S. sawfish, found now mostly only in Florida, have declined by 99%, and are threatened with extinction.
Their tooth-studded, blade-like snouts make sawfish especially vulnerable to entanglement in fishing gear; indirect take (or "bycatch") in fisheries has been the most significant factor in population declines.
www.oceanconservancy.org /site/PageServer?pagename=fw_sawfish   (722 words)

  
 Aquarium of the Pacific   (Site not responding. Last check: 2007-10-05)
The sawfish is an osmoregulator, i.e., it is able to adapt to living in salt, brackish, and fresh water.
It retrieves the fish that are left dead or wounded on the bottom to eat at its leisure.
Sawfish are often confused with sawsharks which have a similar snout.
www.aquariumofpacific.org /ANIMAL_DATABASE/ADBprint.asp?id=52   (742 words)

  
 Sea Creatures 101: Talented Fish: Sawfish
Sawfish are rays because of the placement of the gills.
Sawfish look aggressive, but they are actually peaceful animals content to stay buried in the sand.
The long rostrum of the sawfish will often be caught in a fisherman's net, and it is difficult to untangle the fish from the net without harm to the fish.
www.suite101.com /article.cfm/11500/108090   (536 words)

  
 CSIRO - Threatened green sawfish tracked in Gulf of Carpentaria   (Site not responding. Last check: 2007-10-05)
Sawfish species have undergone drastic declines worldwide in the past 30 years, due largely to fishing pressure and habitat loss.
Sawfish use their rostra (saws) to grub around on the bottom for invertebrates, and to slash at schools of prey fish such as mullet and herring.
Once entangled, sawfish are difficult and dangerous to release, a problem gulf fishers are addressing through new handling practices designed to increase the likelihood of survival after capture.
www.csiro.au /files/mediaRelease/mr2004/sawfish.htm   (652 words)

  
 NOAA Determines Smalltooth Sawfish Endangered
Smalltooth sawfish are large, shark-like fish that are one of several living species in the sawfish family.
Sawfish, in general, are found around the world along coasts, in bays and in rivers of mostly tropical climates.
Sawfish are extremely vulnerable to overexploitation because they become easily entangled in nets, have a restricted habitat and are slow to mature.
www.publicaffairs.noaa.gov /releases2003/apr03/noaa03039.html   (487 words)

  
 Freshwater Sawfish
Sawfish species are called sawfish due to its saw snout which is called the rostrum.
Freshwater sawfish can migrate between salt and freshwater and are often found in muddy rivers where they rest on the banks when they aren’t searching for prey.
Freshwater saw fish has an interesting reproduction behavior where the eggs hatch inside the female and the female than gives birth to live young in the same way as some shark species.
www.aquaticcommunity.com /universal-viewid342.html   (455 words)

  
 EPA: Federal Register: Fisheries of the Caribbean, Gulf of Mexico, and South Atlantic; Reef Fish Fishery of the Gulf of ...
Sea Turtle and Smalltooth Sawfish Bycatch NMFS concluded in a biological opinion that reasonable and prudent measures should be taken to minimize stress and increase survival rates of any sea turtles and smalltooth sawfish taken in the reef fish fishery.
At present, the commercial reef fish permits are under a license limitation program, and for-hire reef fish permits are under a moratorium, which is proposed to be converted into a license limitation under a separate amendment.
A fishing business is considered a small entity if it is independently owned and operated and not dominant in its field of operation, and if it has annual receipts not in excess of $4.0 million in the case of commercial harvesting entities or $6.5 million in the case of for-hire entities.
www.epa.gov /fedrgstr/EPA-IMPACT/2006/May/Day-18/i7587.htm   (5675 words)

  
 NetPets, Inc. / The Kids' Room / Fish Facts
Sawfish actually belong to the "ray" fish family, but with their long bodies they look very much like sharks.
The sawfish snout is long and flat with sharp teeth that point out from both sides.
A sawfish uses this "saw" to nose around sandy bottoms to find food, and to slash at fish for food or defense.
www.chirpingbird.com /netpets/html/classrm/fishfac1.html   (873 words)

  
 By the Skin of Its Teeth - Florida Sawfish H
The sawfish’s long, flat saw, or “rostrum”, is studded with sharp teeth on either side, some 25 to 32 pairs in all.
Report sawfish sightings to floridasawfish@yahoo.com and (352) 331-8771 in Gainesville, or sawfish@mote.org and (800) 691-6683 at Mote Marine Lab.
Florida Sportsman; the nation's leading sport fishing magazine, is now the web's best resource for information on sport fish, conservation issues, regional fishing within Florida and all fishing gear including fishing tackle, fishing rods and reels, and boating equipment of all kinds.
www.floridasportsman.com /features/050358   (924 words)

  
 Medieval Bestiary : Sawfish
The sawfish is a sea monster with enormous wings.
The sawfish signifies those who start on a righteous path with good intentions, but soon tire and sink back into sin and are carried down to hell.
The illustration of the sawfish usually shows a large, winged dragon-like monster, racing with a ship or catch fish or sometimes both.
bestiary.ca /beasts/beast147.htm   (575 words)

  
 Smalltooth Sawfish First U.S. Marine Fish on Endangered Species List   (Site not responding. Last check: 2007-10-05)
Sawfish are considered one of the most endangered fish species in the world.
In reviewing the sawfish's status, NOAA officials determined not to move forward with listing on largetooth sawfish because the species is no longer recorded in U.S. waters.
Sawfish, like their close relatives sharks and rays, are too often overlooked when it comes to research and conservation, said Sonja Fordham, program manager and shark specialist with the Washington, D.C.-based The Ocean Conservancy.
news.nationalgeographic.com /news/2005/01/0111_030603_sawfish.html   (664 words)

  
 NEFSC Fish FAQ
The largest is the whale shark, which grows to more than 50 feet in length and may weigh several tons; second largest is the basking shark, which may measure 35 to 40 feet long.
The smallest fish is the tiny goby, an inhabitant of fresh-to-brackish-water lakes in Luzon, Philippines.
Any of the several species of Cyclothone, a deepwater fish sometimes called a "bristle mouth." Rarely visible at depths that man can readily reach, the fish is about the size of a small minnow.
www.nefsc.noaa.gov /faq/fishfaq1.html   (486 words)

  
 Large-tooth Sawfish (Pristis perotteti)   (Site not responding. Last check: 2007-10-05)
The Wide Sawfish is reputed to grow to 7.6 m, one of the biggest fish in the sea, but most sawfish would be found in the 2–5 m range with the young beginning life at about 50–60 cm long, including their ‘saw’;.
The saw is used to slash at prey or to uproot bottom-dwelling fish and it can be dangerous to humans that startle or capture a large specimen.
Like the embryonic sawshark, a young sawfish prior to birth has this formidable weapon sheathed in a protective membrane and the usually rigid saw is soft and pliable.
www.marinethemes.com /sawfish.html   (293 words)

  
 Florida Keys Fishing News :: Weekly Fisherman Newspaper
What you may not know is that the information from public reports of sawfish encounters is being used to learn more about the sawfish and develop strategies to prevent them from going extinct.
The biggest challenge to protecting the sawfish population is the lack of sufficient information to make decisions about what conservation measures will provide the greatest benefit to the population.
The information gathered from public reports helps researchers determine where the remaining sawfish are still living, what habitats they are using, their distribution, seasonal occurrence and any pressures that may continue to threaten their recovery.
www.weeklyfisherman.com /weekly_news/sawfish-tagging.htm   (307 words)

  
 sawfish   (Site not responding. Last check: 2007-10-05)
The Sawfish lives on the bottom of the ocean.
The color of the Sawfish can be gray, beige, brown, or olive green with a white belly.
The Sawfish swims on the ocean floor, then it eats its prey.
www.thesea.ecsd.net /sawfish.htm   (64 words)

  
 SMALLTOOTH SAWFISH
Easily caught in fishing nets where removal without injury to the animal is difficult.
Swims into schools of fish and thrashes its saw from side to side, wounding and killing the fish which it then recovers.
The larger of the two sawfish, estimated at 20 feet, took off when the diver approached and he was not able to take any photos of it.
www.elasmodiver.com /smalltooth_sawfish.htm   (645 words)

  
 Sport Fishing - Sea Saws
A: Sawfish (Prisits spp.) use their saws to stun or kill small, schooling baitfish by swinging their heads from side to side, slicing through the water just above the bottom.
Sawfish bear live young, about 2 feet long at birth, which can grow to 20 feet and more than 700 pounds.
Anglers can easily catch sawfish on fresh-cut bait, but since these fish are slow-growing, live-bearers with restricted habitats, they should not be killed.
www.sportfishingmag.com /article.jsp?ID=21470   (394 words)

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