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Earlier that summer, the government of Spain successfully argued that, under the terms of international Sovereign Immunity, it never abandoned or otherwise relinquished its ownership of the Nuestra Senora de las Mercedes, which sunk during a sea battle with the British Navy in 1804. At the time of its loss, the Mercedes was sailing back to Spain from South America.

Odyssey has said that it will appeal Judge Pizzo’s ruling and will “vigorously defend” its right to the treasure. The 500,000 plus coins remain under lock and key in the company’s warehouse.

After hitting a low of 300 individuals 30 years, humpback whale numbers off Australia’s east coast are soaring. Researchers from Australia’s Organization for the Rescue and Research of Cetaceans (ORRCA) are hoping for an increase in whale migration numbers this year. Census results from the past 21 years indicate an annual 10-15 per cent increase in whale migration numbers.

What to do:

Hold the regulator second stage loosely in your mouth, allowing excess air to escape. If possible, angle your head slightly to avoid bubbles in front of your eyes.

As the international diving community has recently come to witness, a scandal surrounding Ahmed Gabr’s world record for deepest scuba dive has surfaced. Was it faked? Some accusers, who have opted to remain anonymous for reasons I shall not comment on at this point, have alleged that his record dive was faked, and to that end, have presented to the public a quite comprehensive compilation of evidence in support of their case. The documentation was compelling, but the jury is still out.

A recent study, published in The Journal of Physiology, shows that acute oral intake of antioxidants Vitamin C and E prior to a scuba dive can reduce alterations in cardiovascular function that are caused by a single air dive.

A group of professional divers were studied before and after a moderate scuba dive to a depth of 30 meters for 30 minutes, similar to those enjoyed by countless recreational divers.

A purple sea urchin has 70 percent of its genes in common with humans, including genes associated with such diseases as Huntington’s, Parkinson’s, Alzheimer’s and muscular dystrophy.

There are roughly 100 human disease genes in the sea urchin genome.

Researchers said they believe similarities in the genes of sea urchins could one day help them better understand how the human immune system works.

To re-open borders without quarantine and restart aviation governments need to be confident that they are effectively mitigating the risk of importing COVID-19. This means having accurate information on passengers’ COVID-19 health status.

IATA Travel Pass will manage and verify the secure flow of necessary testing or vaccine information among governments, airlines, laboratories, and travellers, the International Air Transport Association (IATA) writes in a press release.