By Nicole Silk, Kristine Ciruna
A Practitioner's consultant to Freshwater Biodiversity Conservation brings jointly wisdom and event from conservation practitioners and specialists world wide to assist readers comprehend the worldwide problem of preserving biodiversity in freshwater ecosystems. extra importantly, it deals particular recommendations and recommendations for managers to exploit in setting up new conservation tasks or enhancing the effectiveness of latest initiatives.The booklet: deals an knowing of primary matters by way of explaining how ecosystems are established and the way they help biodiversity; presents particular details and ways for deciding upon components such a lot short of safety; examines promising recommendations that could support lessen biodiversity loss; and describes layout issues and techniques for measuring good fortune inside an adaptive administration framework.The e-book attracts on event and data won in the course of a five-year undertaking of the character Conservancy referred to as the Freshwater Initiative, which introduced jointly more than a few practitioners to create a studying laboratory for trying out rules, techniques, instruments, ideas, and methods.For execs concerned with land or water management-including kingdom and federal business enterprise employees, scientists and researchers operating with conservation businesses, scholars and school concerned with freshwater matters or biodiversity conservation, and policymakers fascinated by environmental issues-the ebook represents an enormous new resource of data, principles, and ways.
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Extra info for A Practitioner's Guide to Freshwater Biodiversity Conservation
These goals form the foundation for identifying areas of biodiversity significance, including the necessary number, size, condition (integrity), and distribution desired for each target across the ecoregion. For freshwater conser- vation, goals for species, community, and ecosystem targets are usually set separately for each Ecological Drainage Unit across the ecoregion (see Box 3-1). Goals for species targets are expressed as the number of viable populations or in some cases simply the number of individuals by ecological drainage unit and are based on considerations of global rarity, distribution relative to the ecoregion, and life-history needs.
Ecoregions are relatively large geographic areas of land and water that differ from each other in climate, vegetation, geology, and other ecological and environmental patterns. Examples of three commonly used ecoregional classifications are those developed by Bailey (1989), Omernik (1987), and Dinerstein et al. (1995). Bailey created a hierarchy of ecoregions for the world based on climate, physiography and potential natural vegetation (1989). Omernik’s ecoregions, developed for the United States, also are based on climate and physiography, but additionally take into account natural and anthropogenic variability in surface water characteristics; they are widely used as a framework for water quality monitoring (Omernik 1995).
A. I. P. Voskresensky, P. A. S. I. L’vovitch, eds. 1978. Atlas of world water balance. USSR National Committee for the International Hydrological Decade. English translation. Paris, UNESCO. 663 pp. J. E. J. Paustian, H. M. Hill. 1995. A Hierarchical Framework of Aquatic Ecological Units in North America (Neararctic Zone). General Technical Report NC176. St. S. Department of Agriculture, Forest Service. 72 pp. L. Hamilton and B. Harvey. 1997. Global freshwater biodiversity: Striving for the integrity of freshwater ecosystems.