News tagged with bull shark
Sharks pose Sydney food-chain puzzle
Three shark attacks in Sydney in three weeks drove newspapers and talk show hosts into a feeding frenzy and sent a collective shudder through the other species at the top of the food chain -- humans.
Mar 29, 2009 |
4.5 / 5 (2) |
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Search results for bull shark
From curses to sacrifices, S.Africa's deadly shark puzzle
The beach is a breathtaking site, the Indian Ocean rolling endlessly toward dramatic hills of lush forest sloping down to the powdery sand.
Dec 05, 2011 |
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Hidden Baja undersea park is the world's most robust marine reserve
A thriving undersea wildlife park tucked away near the southern tip of Mexico's Baja peninsula has proven to be the world's most robust marine reserve in the world, according to a new study led by researchers ...
Aug 12, 2011 |
4.9 / 5 (7) |
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Scientists track great hammerhead shark migration
A study led by scientists at the University of Miami (UM) Rosenstiel School of Marine & Atmospheric Science details the first scientific research to successfully track a great hammerhead shark using satellite ...
Feb 28, 2011 |
3.5 / 5 (2) |
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One-third of world's sharks, skates and rays face extinction
They call it the "Jaws" effect. Inspired by the 1975 movie about a great white shark that terrorized a tourist town, legions of fishermen piled into boats and killed thousands of the ocean predators in shark fishing tournaments.
Nov 04, 2010 |
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Why mercury is more dangerous in oceans
Even though freshwater concentrations of mercury are far greater than those found in seawater, it's the saltwater fish like tuna, mackerel and shark that end up posing a more serious health threat to humans ...
Space & Earth / Earth Sciences
Jun 27, 2010 |
5 / 5 (8) |
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Wild sharks, redfish harbor antibiotic-resistant bacteria
Scientists have found antibiotic-resistant bacteria in seven species of sharks and redfish captured in waters off Belize, Florida, Louisiana and Massachusetts. Most of these wild, free-swimming fish harbored ...
Jun 16, 2010 |
5 / 5 (6) |
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New forensic technique gives clues about sharks from bite damage
Hit-and-run attacks by sharks can be solved with a new technique that identifies the culprits by the unique chomp they put on their victims, according to a University of Florida researcher and shark expert.
Dec 01, 2009 |
5 / 5 (1) |
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Research could lead to sharks predicting weather
Ground-breaking research which could lead to sharks being used to predict the weather has been carried out at Aberdeen’s National Hyperbaric Centre. Marine Biology student Lauren Smith is close to completing ...
Biology /
Mar 24, 2008 |
4.3 / 5 (4) |
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Ocean's fiercest predators now vulnerable to extinction
The numbers of many large shark species have declined by more than half due to increased demand for shark fins and meat, recreational shark fisheries, as well as tuna and swordfish fisheries, where millions of sharks are ...
Biology /
Feb 17, 2008 |
2.5 / 5 (4) |
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Behavioural tests probe ray and shark colour vision
University of Queensland researchers have shown stingrays, once thought to be colour-blind, may be capable of seeing in colour.
Biology /
Apr 10, 2007 |
4 / 5 (2) |
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List of search results for bull shark
