GIS Data

Species Ranges and Priority Areas for Conservation
As part of WCS’ strategy to save wildlife and wild lands, we employ a unique methodology to map the distribution of key species with large regional or continental-scale ranges and to identify priority areas for their conservation.  GIS data for species include current species ranges and priority conservation areas, historical ranges, and when possible, point observations.

Datasets

Summary

Downloads

Publications

American Crocodiles

The American Crocodile (Crocodylus acutus) ranges from southern Florida through the Caribbean islands, and from Mexico through Central America to Peru. It inhabits brackish and freshwater habitats, preferring mangrove-lined coasts.  The American crocodiles dataset documents the range and conservation priorities for the American crocodile, as identified by a team of experts in an October 2002 workshop held in Gainesville, Florida.

Data
Metadata

 

Thorbjarnarson J.
Mazzotti F., Sanderson E., Buitrago F., Lazcano M., Minkowski K., Muñiz M., Ponce P., Sigler L., Soberon R., Trelancia A.M., Velasco A. 2006.  Regional habitat conservation priorities for the American crocodile.  Biological conservation 128 (2006) 25-36

Jaguars

 

Jaguars (Panthera onca) once ranged throughout much of the Americas, from the southwestern United States to southern Argentina. In recent years, their range has been much reduced. A team of 35 experts convened in March 1999 to map the extent of the jaguar range and identify priorities for their conservation. The jaguar dataset represents the results of this workshop.

Data
Metadata

 

Sanderson E.W., Redford K.H., Chetkiewicz C.B, Medellin R.A., Rabinowitz A.R., Robinson J.G., Taber A.B. 2002. Planning to save a species: The jaguar as a model. Conservation biology 16(1) 58-72.

Tigers

 

Wild tigers (Panthera tigris) are found in a variety of habitats across Asia from the Russian Far East to South and Southeast Asia.  This tiger priority setting exercise was done in collaboration with the World Wildlife Fund and Smithsonian, supported by Save the Tiger fund, U.S. Fish and Wildlife Service, and the U.N. Foundation. The project relied on the participation of nearly 100 tiger experts.  We utilized automated techniques and new data layers to model tiger habitat.  The 2006 tiger dataset represents an updated version of the 1995 effort to delineate and prioritize tiger conservation units (TCUs).

 

Data 

Metadata

Wildlife Conservation Society, World Wildlife Fund, Smithsonian Institution, Save the Tiger Fund (WCS, WWF, Smithsonian, STF).  2006.  Setting Priorities for Conservation and Recovery of Wild Tigers 2005-2010:  Parts I and II.  Funded by Save the Tiger Fund, the Critical Ecosystem Partnership Fund, the United Nations Foundation, and the Zoological Society of London.  July 2006.

Dinerstein, E., E. Wikramanayake, J. Robinson, U. Karanth, a. Rabinowitz, D. Olson, T. Mathey, P. Hedo, M. Connor, G. Hemley, and D. Bolze. 1997 A framework for identifying high priority areas and actions for the conservation of tigers in the wild. WWF, WCS, NFWS-STF

Mongolian Gazelle

Historically, Mongolian gazelle (Procapra gutturosa) occurred at low and medium elevations throughout Mongolia, with their range extending somewhat into Russia and China.  The species is now limited primarily to the eastern half of Mongolia.  This dataset was compiled by gazelle experts who attended an October 2004 priority-setting workshop in Ulan Bator.

Coming soon!

Zahler, P. et al, in prep.

Lowland Tapirs

 

Lowland tapirs (Tapirus terrestris) once ranged from northern South America through northern Argentina. They are now believed to be extinct in several large blocks along the edges of their historic range. Tapirs inhabit a variety of habitats including lowland and montane forests, savannas, and grasslands, where they seek fruit and browse and serve as major seed dispersers. This dataset was compiled with the help of experts who attended a  priority-setting exercise  in Santa Cruz, Bolivia in 2005.

Coming soon!

Taber, A., S. Chalukian et al. in prep

White-Lipped Peccaries

 

The white-lipped peccaries’ (Tayassu pecari) historic range extends from southern Mexico to northern Argentina. In Central America, their range has been reduced by over 50%, while in South America, range contraction has occurred along the edges of the historic range with habitat loss patterns resembling that of the lowland tapirs.  The priority-setting exercise for white-lipped peccaries  was held in Santa Cruz, Bolivia in 2005, concurrently with that of the lowland tapir.

Coming soon!

Taber, A., M. Altrichter et al. in prep

African Lions

African Lions (Leo Panthera) once occurred throughout most of the African continent, except for the central and coastal rain forests and the Sahara desert. Their range has collapsed towards the center of the historical range and has also become severely fragmented, due largely to pressure from habitat conversion to agriculture use. Ecological priorities for lions were outlined at two separate workshops, one for Western and Central African range countries and a second for the East and South.

Coming soon!

Hunter, L. in prep

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Wild Places
The wild places datasets, including the Human Footprint, Human Influence Index, and Last of the Wild, identify the wildest places on earth, as well as those most impacted by humans.  These datasets are composed of input layers that include human population density, roads, land use, and power infrastructure.

Datasets

Summary

Downloads

Publications

Human Footprint

 

The Human Footprint is a global dataset that maps every square kilometer of the earth’s surface according to its relative level of human impact, compared with other areas in the bioregion where it is located.  It was prepared by normalizing the Human Influence Index according to biome and realm.

Data
Metadata

 

Original Papers
Sanderson EW, Jaiteh M, Levy MA, Redford KH, Wannebo AV, and Woolmer G. 2002. The Human Footprint and the Last of the Wild. Bioscience 52 (10) 891-904.

Human Influence Index

The Human Influence Index (HII) is a global dataset that maps every square kilometer of the earth’s surface according to its absolute level of human impact on the environment. It is composed of the weighted sum of nine global data layers representing human population pressure (population density population settlements), human land use and infrastructure (built up areas, nighttime lights, land use/land cover), and human access (coastlines, roads, railroads, navigable rivers).

Data
Metadata

Jaiteh M, Levy M, Redford KH, Sanderson EW, Wannebo A, and Woolmer G. 2002. The Human Footprint and the Last of the Wild. In (Editor: Sappington, N.) ESRI Map Book: Geography and GIS -- Sustaining our World. Volume 17. ESRI: USA

Additional References
Brown R.M. and Laband D.N. 2006. Species imperilment and spatial patterns of development in the United States. Conservation biology 20(1) 239-244

Last of the Wild

 

Last of the Wild
The Last of the Wild represents the ten largest wild areas in each bioregion.  It was created by identifying the ten largest “wild area” polygons over 5 sq. km. in each biome and realm combination.  “Wild areas” are areas of human footprint values 0-10.

Data
Metadata

 

Cardillo M., Mace G.M.,Gittleman J.L., and Purvis A.  2006 Latent extinction risk and the future battlegrounds of mammal conservation.  PNAS 103(11) 4157-4161.

Laliberte A.L. and Ripple W.J.  2004.  Range Contractions of North American Carnivores and Ungulates.  Bioscience 54(2) 123-138.



 

 

 

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