Ibirapuitã Biological Reserve
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Ibirapuitã Biological Reserve ( pt, Reserva Biológica de Ibirapuitã) is a state-operated
biological reserve A nature reserve (also known as a wildlife refuge, wildlife sanctuary, biosphere reserve or bioreserve, natural or nature preserve, or nature conservation area) is a protected area of importance for flora, fauna, or features of geological or ...
in the State of Rio Grande do Sul, Brazil.


History

The reserve was created by decree Nº 31.788 of 27 June 1982. It has an area of and lies in the municipality of Alegrete in the state of Rio Grande do Sul. The reserve lies in the
pampas The Pampas (from the qu, pampa, meaning "plain") are fertile South American low grasslands that cover more than and include the Argentine provinces of Buenos Aires, La Pampa, Santa Fe, Entre Ríos, and Córdoba; all of Uruguay; and Bra ...
biome.


Status

As of 2009 the State Biological Reserve was a "strict nature reserve" under
IUCN protected area category IUCN protected area categories, or IUCN protected area management categories, are categories used to classify protected areas in a system developed by the International Union for Conservation of Nature (IUCN). The enlisting of such areas is part ...
Ia. The reserve is in the west of the state on the banks of the lbirapuitã River. It is the only area of full protection to preserve the native grasslands and riparian forest that are home to the
black howler The black howler (''Alouatta caraya'') or black-and-gold howler, is among the largest New World monkeys and a member of the ''Alouatta'' genus. The black howler is distributed in areas of South America such as Paraguay, southern Brazil, eastern ...
(Alouatta caraya). The area is mostly covered by grass species, with a few espinilho (
Vachellia caven ''Vachellia caven'' (Roman cassie, , aromo criollo, caven, , , espinillo, espinillo de baado, espino, espino maulino) is an ornamental tree in the family Fabaceae. ''Vachellia caven'' is native to Argentina, Bolivia, Chile, Paraguay, and Urugu ...
) and aroeira-pretas (
Myracrodruon urundeuva ''Myracrodruon urundeuva'' (Portuguese common names: aroeira-do-sertão, aroeira preta, urundeúva, urindeúva, arindeúva) is a timber tree, which is often used for beekeeping. This plant is native to Argentina, Brazil, Bolivia and Paraguay, an ...
). Riparian vegetation includes angico-vermelho (
Anadenanthera colubrina ''Anadenanthera colubrina'' (also known as vilca, huilco, huilca, wilco, willka, curupay, curupau, cebil, or angico) is a South American tree closely related to yopo, or ''Anadenanthera peregrina''. It grows to tall and the trunk is very thorn ...
), camboim (
Myrciaria delicatula ''Myrciaria delicatula'', commonly known as , , , or , is a species of plant in the family Myrtaceae. Distribution Myrciaria delicatula is found in araucaria moist forests, gallery forests and grasslands in Argentina, Paraguay, Bolivia, and s ...
), embira (
Daphnopsis ''Daphnopsis'' is a plant genus in the family Thymelaeaceae. There are 50 to 65 species distributed in the Neotropics. They are shrubs and small trees with tubular or bell-shaped flowers. Individuals are dioecious, with male and female flowers pr ...
) and espinheira-santa ( Maytenus ilicifolia). A new rodent species has been found in the reserve, a
tuco-tuco A tuco-tuco is a neotropical rodent in the family Ctenomyidae.Parada, A., G. D’Elia, C.J. Bidau, and E.P. Lessa. 2011. Species Groups and the Evolutionary Diversification of Tuco-Tucos, genus ''Ctenomys'' (Rodentia: Ctenomyidae). ''Journal of M ...
that forms underground galleries.


References


Sources

* * * {{DEFAULTSORT:Ibirapuita Biological Reserve 1982 establishments in Brazil Biological reserves of Brazil Protected areas of Rio Grande do Sul Protected areas established in 1982