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Traditionally, the people of Bermuda rely on shark-oil based "barometers" to predict storms and other severe weather. Small bottles of oil are hung outside. If the bottle is clear then the weather will be good, while, if it is cloudy, it is advisable to take cover. They are not true barometers, and how they work is disputed. [16]
The Syr Darya sturgeon (Pseudoscaphirhynchus fedtschenkoi) was a primitive species of fish possibly driven to extinction by the shrinkage of the Aral Sea. The Ukrainian stickleback (Pungitius platygaster) was the only native species of the Aral Sea to survive its reduction and salinization.
Plastic pollution in the ocean is a type of marine pollution by plastics, ranging in size from large original material such as bottles and bags, down to microplastics formed from the fragmentation of plastic material. Marine debris is mainly discarded human rubbish which floats on, or is suspended in the ocean.
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The small shark is non-confrontational – earning its shy nickname for the way it curves and uses its tail to covers its eyes, protecting vital organs and making it harder for predators to get ...
The diet of the bramble shark includes smaller sharks, bony fishes, and crabs, which this slow-moving species may capture via suction. It is aplacental viviparous, with females producing litters of 15–52 pups. Harmless to humans, it is an occasional bycatch of commercial and recreational fishers, and may be used for fishmeal and liver oil.
Find out more in the… Historian of marine science Samantha Muka, of Stevens Institute of Technology, doesn’t dismiss the fear that a great white shark can inspire. But Muka offers a reminder ...