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Beaver dams are more effective in trapping and slowly leaking water than man-made concrete dams. Lake-dwelling beavers do not need to build dams. [59] Open-water beaver lodge in Canada. Beavers make two types of lodges: bank lodges and open-water lodges. Bank lodges are burrows dug along the shore and covered in sticks.
The beaver is a keystone species, increasing biodiversity in its territory through creation of ponds and wetlands. [93] As wetlands are formed and riparian habitats enlarged, aquatic plants colonize newly available watery habitat. Insect, invertebrate, fish, mammal, and bird diversities are also expanded. [94]
They live in colonies of around 8 to 12 individuals and form strong family bonds. Their home is called a lodge, which is essentially a chamber slightly above the water level. Lodges are located on ...
One of them was the Mingo Drainage District, a small district in the Advance Lowlands near Puxico. More than $1 million were spent to make Mingo Swamp suitable for farming. A system of seven major north–south ditches was constructed to drain water from the swamp into the St. Francis River, about 10 mi (16 km) south of Puxico. Except for the ...
There is a large amount of fresh water present due to the Mississippi River, Missouri River, and Lake of the Ozarks, with numerous smaller rivers, streams, and lakes. North of the Missouri River, the state is primarily rolling hills of the Great Plains , whereas south of the Missouri River, the state is dominated by the oak-hickory Central U.S ...
Beavers help keep a riparian ecosystem functioning, but on the San Pedro River, the species has struggled to maintain steady populations.
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The land which was originally wetlands used by migratory foul had earlier been used as a private hunting preserve. [3]In 1906 the Squaw Creek Drainage District No. 1 after much litigation using the contactors Rogers & Rogers completed ditches to drain nearly 20,000 acres (8,100 ha) of land into the Missouri River in a massive project in which more than 500,000 cubic yards of earth were moved ...