THE GUÁNICA DRY FOREST, ELFIN FOREST AND TAMARINDO LAGOON Stephanie C. Rodríguez Valeria Laboy Adriana Vera Andrea C. Vicenti Laura V. Díaz Carlos J. Cabello José E. Ríos Cristina M. Rivera Joanly Rivera Gabriela Reyes Claudia Colón Camila P. Santiago RISE BRIDGE SUMMER PROGRAM 2015
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The Guánica Dry Forest, Elfin Forest and Tamarindo Lagoon
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THE GUÁNICA DRY FOREST, ELFIN FOREST AND TAMARINDO LAGOON
Stephanie C. Rodríguez
Valeria Laboy
Adriana Vera
Andrea C. Vicenti
Laura V. Díaz
Carlos J. Cabello
José E. Ríos
Cristina M. Rivera
Joanly Rivera
Gabriela Reyes
Claudia Colón
Camila P. Santiago
RISE BRIDGE SUMMER PROGRAM 2015
GUÁNICA DRY FOREST
GENERAL INFORMATION
The Guánica State Dry Forest is a subtropical dry forest located in the southwest of Puerto Rico.
Appointed as a forest reserve in 1919 and a UN Biosphere Reserve in 1981.
SCIENTIFICALLY IMPORTANT
The forest is important due to its complexity, nature and scientific diversity.
Some 119 investigations (1990-present) have been made there, studying various topics:
Flora Fauna Archeology Ecology Fisheries and more...
GEOGRAPHY AND TOPOGRAPHY
It covers the counties of Guánica, Guayanilla, andYauco; also having islets in Ponce and Peñuelas.
Considered as a undulant zone; mostly flat land, while having a variety in the terrain level.
LOCATION AND CLIMATE
Located in the most arid area of Puerto Rico, with an annual rainfall of 30 inches a year.
Temperatures vary from 75°F to 85°F, reaching up to 110°F in the most exposed areas.
MONTHLY PRECIPITATION IN GUÁNICA
SOIL PROPERTIES
Soil ranges from sandy to limestone, showing a difference of these:
Floor composed of limestone and fine-grained surface. Abundant in fine and soft lime with small areas of sand and clay.
Floor of sand and clay with a depth of 6” or more.
AS AN ECOSYSTEM
It is a xerophytic forest; driest place in Puerto Rico.
Also considered as an inhospitable ecosystem because of: Lack of rainfall High temperatures Soils with little accumulation of organic material Absence of permanent rivers
FLORA
The are around 550 species of plant; representing 85 families.
Around 180 are trees; 45 of which are endangered.
The flora is adapted to extreme conditions: Wind Saltpeter Lack of water
Eucalyptus Tree Mahogany TreeMelon Cactus
“GUAYACÁN CENTENARIO”
The symbol of the Guánica Dry Forest.
Predicted to be from 700-1000 years old.
The age can be estimated by the width of the trunk since the diameter increases a millimeter per year.
The extract of its trunk posses medicinal properties.
FAUNA
Some136 species of birds had been recorded; 12 of them being native.
Some 21 species of reptiles and6 of amphibians have been found; 8 species of lizards are exclusive to Puerto Rico and Virgin Islands.
Insects are an important community and exert various functions from pollinating to decomposing.
REPTILES
Anolis poncensis Anolis cooki
ENDANGERED FAUNA
The federal agencies had denominated 16 endangered species.
Documentation re-proposing Guanica Forest as UNESCO MAB Biosphere Reserve. Area of Scientific Research, Department of natural Resources San Juan P.R. 13 p.
CerameVivas, M.2001,Ecologíade Puerto Rico. PublicacionesPuertorriqueñas
Murphy P.G.1990.Dry Forest of the Tropics and Subtropics Guanica Forest in Context4(1-3):15-24
Ortíz, C. G. Bosque Estatalde Guánica.PrFrogui. http://www.prfrogui.com/geocities/guanicabosq
ue.htm
RicartPh.D, C. M. (Narrador). (2014).Bosque Seco[Video enlínea]. Obtained from:Youtube.
Anonymus. (2007). Sapo concho puertorriqueño. 28 de junio de 2015, de CoaliciónProBosque Seco Ventanas Verraco Website: http://www.coalicionventanaverraco.org/index.php?q=gallery&g2_view=slideshow.Slideshow&g2_itemId=882