Most blue holes contain freshwater and saltwater. At those times, these formations were targets of the same erosion from rain and chemical weathering common in all limestone-rich terrains this ended once they were submerged at the end of the ice age. Formation īlue holes formed during past ice ages, when the sea level was as low as 100–120 metres (330–390 ft) lower than at present. The Great Blue Hole is a massive 300 meters wide and 125 meters deep. The overall largest blue hole (taking into account depth and width) is located 100 kilometers from the coast of Belize. The diameter of the top entrance ranges typically from 25–35 metres (82–115 ft) (Dean's Blue Hole) to 300 metres (980 ft) ( Great Blue Hole in Belize). Other blue holes are about half that depth at around 100–120 metres (330–390 ft). The second deepest blue hole in the world with underwater entrance at 202 metres (663 ft) is Dean's Blue Hole, located in a bay west of Clarence Town on Long Island, Bahamas. The deepest blue hole in the world at 300.89 meters (987 feet) deep is in the South China Sea and is named the Dragon Hole, or Longdong. Blue light is the most enduring part of the spectrum other parts of the spectrum-red, yellow, and finally green-are absorbed during their path through water, but blue light manages to reach the white sand and return upon reflection. The deep blue color is caused by the high transparency of water and bright white carbonate sand. Their water circulation is poor, and they are commonly anoxic below a certain depth this environment is unfavorable for most sea life, but nonetheless can support large numbers of bacteria. Well-known examples are the Dragon Hole (in the South China Sea) and, in the Caribbean, the Great Blue Hole and Dean's Blue Hole.īlue holes are distinguished from cenotes in that the latter are inland voids usually containing fresh groundwater rather than seawater.īlue holes are roughly circular, steep-walled depressions, and so named for the dramatic contrast between the dark blue, deep waters of their depths and the lighter blue of the shallows around them. They extend below sea level for most of their depth and may provide access to submerged cave passages. Blue holes typically contain tidally influenced water of fresh, marine, or mixed chemistry. Their existence was discovered in the late 20th century by fishermen and recreational divers. Larsson’s story takes classic mystery tropes - family feud, blackmailing sequences - and spices them up with additional developments in the protagonists’ personal lives.Watling's Blue Hole, San Salvador Island, BahamasĪ blue hole is a large marine cavern or sinkhole, which is open to the surface and has developed in a bank or island composed of a carbonate bedrock ( limestone or coral reef). Blomkvist is invited to stay over at the wealthy family’s island, where he comes into contact with other family members who were present at the scene years ago, and begins to wonder if any of them were involved.Īs Blomkvist decodes the copious amount of decades-old notes and newspaper clippings, he slowly fills in the missing pieces of the puzzle about this dysfunctional family. Following two separate strings of events, the characters eventually find themselves both trying to find the person who, forty years ago, supposedly killed Harriet Vanger - niece of one of the wealthiest men in Sweden.
BLUE ATOLL VS POSTMAN BLUE SERIES
The first book of Stieg Larsson’s Millennium series introduces us to journalist Mikael Blomkvist and freelance hacker Lisbeth Salander. The Girl with the Dragon Tattoo is no exception. It appears a mark of a good mystery book is that it has been made into a movie. If you're feeling overwhelmed by the number of great mystery books to read, you can also take our 30-second quiz below to narrow it down quickly and get a personalized mystery book recommendation 😉 From true crime books to espionage odysseys (of course, including whodunnit riddles) here are the 30 best mystery books that you cannot miss out on if you’re looking for twisted stories to keep you on the edge of your seat.
Arguably, the best feeling when reading a crime novel is being faced with a sufficiently difficult puzzle and yet still being able to jump up and shout “I knew it!” when the final reveal comes around.Ī good murder case will always rank high on a list of mystery novels, but other stories also have their merits. The best mystery books are those with ingenious sprinklings of clues along the way that brings out the inner detective in you. When you flip open a mystery novel, what do you expect? Probably a thrilling tale that keeps you wondering who the culprit was.
0 kommentar(er)
