As the center of a large area there are many factors less similar in geology, geomorphology, landscape, climate and culture, with Bai Tu Long bay northeast of Cat Ba Island and southwest, Halong bay tour restricted area of 1.553km ² including 1,960 islands, mostly limestone islands, of which the core zone of the Gulf has an area of 334km ² 775 clustered dense island. Tectonic history of the Bay limestone spent about 500 million years old with these situations are very different geography, and evolution carxto full experience of over 20 million years with a combination of factors such as thick limestone floors, hot and humid climate and tectonic processes improve the overall sluggish. The combination of environment, climate, geology, geomorphology, Halong bay tours vietnam has made to become clustered biodiversity of forest ecosystems include evergreen tropical and marine and coastal ecosystems with many small coastal ecosystems. 14 endemic plant species and 60 endemic species have been discovered among the thousands of plant and animal populations in the Gulf.
The results of research, reconnaissance archaeological and cultural study showed the presence of prehistoric inhabitants on halong bay vietnam cruises area very early, has set up the ancient culture morphology after another including Soi Nhu culture around 18000-7000 BC, Cai Beo culture in 7000-5000 BC and Ha Long culture today between the years 3500-5000. The process of national construction and defense of the traditional people of Vietnam, during the course of history, also confirmed the location allowance and cultural status of Halong Bay through the famous names associated with the historical account is handed down to date, as Bai Tho Mountain, Dau Go cave, Bai Chay, etc. Currently, Ha Long Bay is a dynamically developing region due to the conditions and advantages available to have a great potential for tourism, scientific research, farming, fishing, transportation for the North Sea region in particular and Vietnam North Vietnam in general.
For over 500 years ago in the poem enter Route Van Don, Nguyen Trai was the first time Ha Long hailed as the "Wonders of the sky rocky" [9]. In 1962 the Ministry of Culture and Information has ranked Vietnam Halong Bay is relics national scenic area planning and protection. In 1994 the core area of Ha Long Bay was recognized as a UNESCO World Natural Heritage with aesthetic value (criterion vii), and the 2nd re-accredited with the exceptional value of global-local geology appearance (criteria viii) in 2000. Along with Vietnam's Nha Trang, Halong Bay is one of 29 Bay Club is the world's most beautiful bays ratings and officially recognized in July 2003.
The legend of Ha Long BayHa Long Bay has long ago by the tectonic. However, in the minds of the Vietnamese people from prehistoric times to the popular imagination and sense of her roots Dragon First, a legend that when the Vietnamese people have made the invaders, the Jade Emperor sent Mother Dragon and her Child Dragons down to earth to help the Vietnamese fight the enemy. Invaders' boats were rushing to the sea shore at last dragons on earth. Dragons immediately ejected out innumerable pearls and turned into thousands of islands in the sea, like a solid wall to block the progress of the enemy war ships. Enemy crew teams are working quickly, blocked suddenly crashed into the islands collide and burst apart.
After the victory, the ground that peaceful scene, lush vegetation, the people here the hard, hard, solidarity and help each other, Mother Dragon and Child Dragons did not return to Heaven but stayed on earth, where just the battle. The location Mother Dragon landed was Ha Long; where Child Dragons descended is now Bai Tu Long answer and return the white-tailed dragon now delete the Bach Long Vi (Tra Co peninsula today, with over 15km long sandy beach).
Back with another legend says that at the time when the country has its invaders, a dragon flew down the river to the sea and landed in the northeastern coastal city wall made sure the pace of Marine invaders. Dragon sheltered landing spot for the country is called the Halong bay.
The natural conditions and social
Location
As a small bay, parts of the Gulf of Tonkin, Halong Bay is limited to the north east of Bai Tu Long Bay; the southwest borders Cat Ba Island; the west and northwest coastline of the mainland by about 120km stretching from Yen Hung District, the Ha Long City, Cam Pha to the end of the island district of Van Don to the southeast and south toward the Gulf of Tonkin. In the area of 1.553km ², including the core and buffer zones, located at the coordinates of 106 ° 58'-107 ° 22 'East and 20 ° 45'-20 ° 50' north, Ha Long Bay covers 1,969 islands , of which 989 and 980 named islands unnamed island.
Environment and Climate
Halong Bay is the island's climate division 2 seasons: hot and humid summer with temperatures around 27-29 ° C and cold dry winters with temperatures 16-18 ° C, mean annual temperature ranges in the range of 15-25 ° C. Ha Long Bay rainfall ranges from 2,000 mm-2.200mm but have detailed documentation of rainfall is 1.680mm with over 300mm in the hottest season of the year (from June to August) and less than 30mm in the dry season the year (from December to February next year). Tide system in Ha Long Bay is featured with the tide, at about 3.5-4m / day. The salinity of sea water on the Gulf ranged from 31 to 34.5MT in the dry season but in the rainy season, this level may be lower. Sea in the Gulf is quite shallow, with depths of about 6m to 10m and the islands are not keeping the water surface.
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