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Latest Carcharhinidae Stories

Effects Of Catch-and-release Fishing On Sharks Examined In New Study
2014-01-30 15:45:04

[ Watch The Video: Catch-And-Releasing Sharks ] University of Miami Rosenstiel School of Marine & Atmospheric Science Researchers analyze blood chemistry, reflexes, and post-release survival of five coastal shark species in South Florida A new study led by scientists at the University of Miami (UM) Abess Center for Ecosystem Science and Policy and the Rosenstiel School of Marine and Atmospheric Science investigated how several species of coastal sharks respond to stress from...

2014-01-21 08:27:48

GLAND, Switzerland, Jan. 21, 2014 /PRNewswire-USNewswire/ -- A quarter of the world's sharks and rays are threatened with extinction, according to IUCN Red List(TM) criteria, with rays at greater risk than sharks. The findings, published today in the journal eLife, are part of a global assessment of 1,041 species conducted by the IUCN Shark Specialist Group. Ray and sharks are at substantially higher risk than most other groups of animals and have the lowest percentage of species...

Coral Reefs Tracking Tiger Sharks
2014-01-09 09:02:01

Brett Smith for redOrbit.com - Your Universe Online A new study tracking the migratory patterns of tiger sharks in the waters near Australia revealed just how important coral reefs are to the survival of this feisty predator. The study was published in the journal PLOS ONE on Wednesday and showed that coastal marine parks provide only temporary protection for the sharks. "In this study we looked at migratory movements and fidelity to specific reefs for tiger sharks tagged in New...

Shark Attack From Behind
2013-12-05 15:58:13

Brett Smith for redOrbit.com - Your Universe Online As if the razor-sharp teeth, powerful jaws and lightning-quick speed weren’t enough, a pair of marine biologists have now found that sharks prefer to attack from behind, according to a new study in the journal Animal Cognition. Previous research has shown that many predators, including sharks, attempt to perceive the body shape, size and movement of their potential prey. Marine biologists have also found that sharks prefer to...

Sharks Go Home To Give Birth
2013-12-05 14:07:20

[ Watch The Video: Lemon Shark Giving Birth ] Lee Rannals for redOrbit.com - Your Universe Online New findings published in the journal Molecular Ecology shows that sharks head back to their origins to give birth. Salmon and sea turtles are known to head back to their birthplace in order to lay eggs, but this is the first time that scientists have confirmed that sharks do the same. These findings could have a big impact on local shark conservation efforts. Researchers conducted a...

Tiger Shark Attacks In Hawaii More Prominent During Migration
2013-09-06 09:22:06

[ Watch the Video: Migrating Sharks May Be To Blame For Increased Attacks ] Brett Smith for redOrbit.com - Your Universe Online The recent rash of shark attacks in the Hawaiian Islands may be explained by the migratory patterns described in a report recently published by the journal Ecology. Based on a seven-year study of tiger shark movement, marine biologists from the University of Hawaii and University of Florida discovered that about 25 percent of the mature female tiger sharks...

New Shark Species Uses Fins To Walk On Ocean Floor
2013-09-02 10:34:52

[ Watch the Video: New Walking Shark Species Identified ] Michael Harper for redOrbit.com - Your Universe Online Scientists from Conservation International have discovered a new species of shark living in the waters of Indonesia. Unlike other sharks, however, this species has an unusual way of getting around; it walks. This ambulating aquatic creature uses its fins to gently glide across the sea floor on its belly as it searches for food and a place to rest. The newly discovered...

Scientists Discover Secret Migration Patterns Of The White Shark
2013-04-04 15:39:52

Lee Rannals for redOrbit.com — Your Universe Online According to research published in BioMed Central's open access journal Animal Biotelemetry, satellite tagging has helped map the secret migration of white sharks. Researchers using satellite tagging found that pregnant female sharks travel between a mating area at Guadalupe Island and a nursery in Baja California, which puts them and their young at risk from commercial fishing. White sharks live most of their life in the open...


Latest Carcharhinidae Reference Libraries

Barbeled Houndshark, Leptocharias smithii
2012-09-03 08:24:18

The Barbeled houndshark (Leptocharias smithii) is a species of bottom dwelling shark and sole member of the Leptochariidae family. It is a fish found in the Atlantic Ocean, inhabiting coastal waters of Africa from Mauritania to Angola and found at depths up to 246 feet. It is occasionally found as far north as the Mediterranean Sea. Its habitat is typically muddy water around river mouths. This fish can grow up to 32 inches in length, and is characterized by its long, slender body,...

48_132fa07ad2260cf83b3e2177d721a081
2009-01-13 18:47:43

The Blind Shark (Brachaelurus waddi) is a species of blind shark found in the subtropical southwest pacific Ocean. It is most commonly found off the coast of Queensland and New South Wales, between latitudes 8° S to 33° S. It is sometimes spotted in shallow tide pools where it is barely submerged or sometimes deeper. It prefers rocky shoreline and coral reefs. It thrives well in aquariums and can live out of water for an extended period. The Blind Shark reaches a length of about 48...

39_da8759f249350b78a5e9723dd881748c
2007-04-13 19:56:36

The Kitefin shark, Seal shark, or Black shark, Dalatias licha, is a dogfish, the only species in the genus Dalatias, found in the Atlantic, western Mediterranean, western Indian Ocean, and western Pacific including Japan, Australia, Hawaii, and New Zealand, at depths of 164.04 to 5905.51 ft (50 to 1,800 meters). Its length is from 3.28 to 5.91 ft (1 to 1.8 meters). The Kitefin shark has a blunt snout and both dorsal fins are approximately equal in size. The trailing edges of all fins are...

39_3d3bfff0e75ff998a752299cc4c6950f
2007-04-13 19:44:35

The Bala shark, Balantiocheilos melanopterus, also known as the tricolor shark, silver shark, or shark minnow, is a schooling community fish of family Cyprinidae and the sole member of the genus Balantiocheilos. This species is not a true shark, but is commonly called a "shark" because of its torpedo-shaped body and large fins. Native Habitat The Bala shark's native habitats include streams and rivers in Southeast Asia (Sumatra, Thailand, Borneo, Malaysia, etc.) Aquarium Care...

39_b06f453006746cc3df8571264c018544
2007-03-13 10:25:08

The Lemon shark, Negaprion brevirostris, is a well studied shark belonging to the family Carcharhinidae. Distribution and habitat It is found mainly along the subtropical and tropical parts of the Atlantic coast of North and South America. Reproduction Lemon sharks are viviparous, females giving birth to between 4 and 17 young every other year in warm and shallow lagoons. The young have to fend for themselves and remain in shallow water near mangroves until they grow larger. With...

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Word of the Day
grass-comber
  • A landsman who is making his first voyage at sea; a novice who enters naval service from rural life.
According to the OED, a grass-comber is also 'a sailor's term for one who has been a farm-labourer.'