The largest inland delta in the world, the Okavango Delta is the most unexpected wonder – water present in a desert. The broad Okavango River sinks into the dry sands of the Kalahari Desert, creating a lush and waterlogged oasis with crystal clear lagoons and channels, reeded islands and fertile floodplains.
Where is the delta in Africa?
The Okavango Delta is a large low gradient alluvial fan or ‘Inland Delta’ located in north-western Botswana. The area includes permanent swamps which cover approximately 600,000 ha along with up to 1.2m ha of seasonally flooded grassland.
What two deltas are located in Africa?
- ► Niger River Delta (3 C, 20 P)
- ► Nile Delta (17 C, 83 P)
Which rivers have Delta in Africa?
The Okavango delta in Botswana is probably the most well-known—and so unusual it is recognized as one of the “Seven Natural Wonders of Africa.” Water from the Okavango River never reaches another body of water. The delta spreads water and silt across a flat plain in the Kalahari Desert before being evaporated.
How large is the Okavango Delta?
Across its 15,000 square kilometres, the Okavango Delta is very flat, varying just two metres in height.
What are the 3 types of deltas?
The Deltas are typically made up of three parts: the upper Delta plain, the lower Delta plain, and the subaqueous Delta.
- The subaqueous part of a Delta is underwater. This is the most steeply sloping part of the Delta, and contains the finest silt. …
- The subaerial part of a Delta is above water.
What is called a Delta?
A river delta is a landform created by deposition of sediment that is carried by a river as the flow leaves its mouth and enters slower-moving or stagnant water. This occurs where a river enters an ocean, sea, estuary, lake, reservoir, or (more rarely) another river that cannot carry away the supplied sediment.
Which is the largest delta in the world?
This Envisat image highlights the Ganges Delta, the world’s largest delta, in the south Asia area of Bangladesh (visible) and India. The delta plain, about 350-km wide along the Bay of Bengal, is formed by the confluence of the rivers Ganges, the Brahmaputra and Meghna.
What is Africa’s biggest lake?
Lake Victoria, located between Uganda (southeast), Tanzania (northwest) and Kenya (southwest), is the second largest freshwater lake in the world after Lake Superior in the US and the largest in Africa.
Where is Niger Delta in Nigeria?
The Niger Delta is the delta of the Niger River sitting directly on the Gulf of Guinea on the Atlantic Ocean in Nigeria.
Where is the Delta desert?
Where is the Okavango Delta? This delta is situated in the northwest region of Botswana in the heart of the vast Kalahari desert – the forth largest desert in the world. The sand in this area sucks all the nutrients and water that occasionally falls.
How does the Okavango Delta work?
The rain falls during the summer and first seeps into the parched ground before the rivers start flowing. It takes months for the flow of water to reach the Okavango Delta. (The Okavango delta flood travels very slowly at only a kilometre a day. This is partly because of the shallow gradient of the land.
How did the Okavango delta formed?
Part of the Great East African Rift Valley system, the Okavango Delta is formed as the Okavango River flows into the Kalahari Desert from the Angolan highlands, creating a unique wetland, a huge oasis that sets the region’s rhythm with its annual pulses. … It is during this time that the Okavango Delta is at its largest.
Are there crocodiles in the Okavango Delta?
The crocodiles of the Okavango Delta are some of the largest in the world, and guests of the Ngwesi Houseboat are sure to come across some of these prehistoric-looking beasts sunning themselves on the banks of the river. Some of these crocs can reach 5-6m in length at their largest and weigh in at over a ton.
Why is Okavango Delta famous?
The Okavango Delta is arguably Botswana’s most famous area, popular for its rich wildlife, water-based safaris and commitment to low-impact tourism. The delta is a fascinating region to discover.
Are there lions in the Okavango Delta?
Although lions might not be the first to pick a wetland like the Okavango Delta, they’ve adapted to their water habitat and thrive in the Okavango Delta. Don’t be surprised to catch a lion slowly swimming closer to his prey. A lion pride can consist between three and thirty members; the more the better.