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The NSW prawn trawling industry alone results in 64 tonnes of shark as bycatch each year, [64] with two thirds dying. [81] Tuna and swordfish longline fishing off the coast of South Africa reported 39,000 to 43,000 sharks killed each year between 1995 and 2005. [ 81 ]
Studies suggest that 73 million sharks are finned each year, and scientists have noted that the numbers may be closer to the 100 million mark. [14] [15] The majority of shark species exhibit slow growth rates and low reproductive rates, and the rate of reproduction cannot keep pace with the current mortality rate. [20]
The NSW prawn trawling industry alone results in 64 tonne of shark as bycatch each year, [48] with two thirds dying. [49] Tuna and swordfish longline fishing off the coast of South Africa reported 39,000 to 43,000 sharks died each year between 1995 and 2005. [ 49 ]
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Shark attacks capture a disproportionate share of public attention, given their rarity (cows kill more people annually). Historian of marine science Samantha Muka, of Stevens Institute of ...
Worldwide, humans kill about 80 million sharks and rays each year, a study last year said. Most are killed by commercial fishermen for their fins and flesh. The chances of being killed by a shark ...
While shark nets and drum lines share the same purpose, drum lines are more effective at targeting the three sharks that are considered most dangerous to swimmers: the bull shark, tiger shark and great white shark. [80] SMART drumlines can also be used to move sharks, which greatly reduces mortality of sharks and bycatch to less than 2%. [81]
There have been eight deaths linked to shark attacks in the country this year, which is the most in nearly a century. Scientists believe that climate change might be contributing to the spike.