نتایج جستجو برای: habitat evaluation
تعداد نتایج: 876723 فیلتر نتایج به سال:
Designing conservation strategies that protect wide-ranging marine species is a significant challenge, but integrating regional telemetry datasets and synthesizing modeled movements and behavior offer promise for uncovering distinct at-sea areas that are important habitats for imperiled marine species. Movement paths of 10 satellite-tracked female loggerheads (Caretta caretta) from three separa...
In the northern Gulf of Mexico, Gammarus mucronatus sensu lato is represented by at least two forms, G. mucronatus sensu stricto and a less common “macromucronate” form, which appears to be restricted to low salinity habitats. These two forms have traditionally been separated using the size or angle of projection of the dorsal mucronations (processes). However, because of variability in the dev...
REGIONAL EXTINCTION RISK AND CONSERVATION PRIORITIES FOR PERSIAN GULF MARINE BONY FISHES Jack R. Buchanan Old Dominion University, 2016 Advisor: Dr. Kent Carpenter Around the world, protected areas are the primary conservation measure used to combat biodiversity loss; however, these are often established without comprehensive species-specific information, leading to placement in areas that ofte...
Barrier islands are exposed to the wind and wave action from storms, which often disturbs both the geomorphology and vegetation. Conservation and restoration efforts for these important habitats could be improved with knowledge of how native plants respond to storms. We analyzed 10 years of annual data of vegetation of St. George Island, Florida, in the Gulf of Mexico, to quantify how the plant...
Biological diversity examines to study the habitats of the earth and marine environment which has a greater extent covers the oceans and soft sediment habitats. It helps us to find the associated terrestrial systems, and knowledge of marine biodiversity. Habitats are holding an assorted arrangement of macrobenthic communities which plays important roles in ecosystem processes like reprocess the...
Characteristics of Ponds Used by Breeding Mottled Ducks on the Chenier Plain of the Texas Gulf Coast
Mottled ducks Anas fulvigula are nonmigratory and primarily depend on habitats associated with coastal marshes of the Gulf Coast for their entire life cycle. Much of remaining available coastal marsh habitats of the Texas Gulf Coast are managed by state and federal agencies. The Texas Gulf Coast breeding population of mottled ducks has recently declined dramatically. To aid in development of ma...
We examined bird-habitat relationships within and across a range of aspen habitats in four major watersheds in the eastern Sierra Nevada mountains of California and Nevada to identify habitat features of importance to aspen-breeding birds. Using point counts and vegetation assessments from 462 individual stations between 2001 and 2003 allowed us to investigate important habitat features at wate...
PERSGA is an intergovernmental organisation dedicated to the conservation of coastal and marine environments and the wise use of the natural resources in the Region. Society for the Protection of Wildlife). The work was carried out through the Habitat and Biodiversity Conservation Component of the Strategic Action Programme for the Red Sea and Gulf of Aden, a Global Environment Facility (GEF) f...
The potential impacts of climate change are of great practical concern to those interested in coastal wetland resources. Among the areas of greatest risk in the United States are low-lying coastal habitats with easily eroded substrates which occur along the northern Gulf of Mexico and southeast Atlantic coasts. The Intergovernmental Panel on Climate Change (IPCC) and the World Meteorological Or...
The seasonal distributions of humpback and blue whales (Megupteru novaeungliae and Balaenoptera musculus, respectively) in the North Atlantic Ocean are not fully understood. Although humpbacks have been studied intensively in nearshore or coastal feeding and breeding areas, their migratory movements between these areas have been largely inferred. Blue whales have only been studied intensively a...
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