Found 1168 datasets matching "population decline".
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Tabular data for lynx captures used in analyses related to Derek Arnold's Ph.D. dissertation, 'Movement ecology, survival, and territorial dynamics in Canada lynx (Lynx canadensis) over a cyclic...
Search relevance: 136.18 | Views last month: 8 -
This code describes graphical and analytical comparisons between monarch butterfly survey data collected during summer breeding, fall migration, and winter.
Search relevance: 85.09 | Views last month: 1 -
This measure counts the number of cities that have experience population decline from the previous estimate from non-overlapping 60 month data collection period.
Search relevance: 46.05 | Views last month: 0 -
This measure counts the number of counties that have experience a population decline from the previous estimate from non-overlapping 60 month data collection period.
Search relevance: 45.55 | Views last month: 1 -
Our objectives were to examine the population history of axis deer on Maui, estimate observed population growth, and then use species-specific demographic parameters in a VORTEX population...
Search relevance: 44.68 | Views last month: 1 -
During the second part of the twentieth century, research advances caused a substantial decline in the rate of coronary heart disease. The decline lasted from the mid-1960s until the early 1990s...
Search relevance: 43.89 | Views last month: 1 -
The table presents summary data of sea otter skulls found on carcass searches conducted along stretches of shoreline at islands or locations along a longitudinal span encompassing the sea otter...
Search relevance: 42.86 | Views last month: 0 -
The long decline of the eastern migratory population of monarch butterflies (Danaus plexippus) appears to have abated in recent years and the population now persists at a much-reduced abundance....
Search relevance: 42.83 | Views last month: 0 -
Greater sage-grouse (Centrocercus urophasianus; hereafter sage-grouse) are at the center of state and national land-use policies largely because of their unique life-history traits as an...
Search relevance: 41.81 | Views last month: 0 -
The decline of the iconic monarch butterfly in North America has motivated research on the impacts of land use and land cover (LULC) change and climate variability on monarch habitat and...
Search relevance: 41.30 | Views last month: 0 -
The data table consists of a compilation of sea otter survey results from Bering Island, Russia and select Western Aleutian Islands conducted between 1959 and 2015. The counts were reduced to sea...
Search relevance: 40.67 | Views last month: 0 -
During a long-term study at the Desert Tortoise Research Natural Area in the western Mojave Desert of California, factors affecting the decline of desert tortoises were evaluated inside the...
Search relevance: 39.60 | Views last month: 0 -
The Tufted Puffin (Fratercula cirrhata) is a medium-large pelagic seabird and member of the Auk family. The distribution of the Tufted Puffin is widespread in the North Pacific Ocean and...
Search relevance: 39.09 | Views last month: 1 -
During June, we perform ground-based composition counts to estimate calf production, recruitment, and adult sex ratio. We have radiocollared over 100 muskoxen in order to document seasonal shifts...
Search relevance: 38.48 | Views last month: 0 -
The Manache mule deer herd contains both California mule deer (Odocoileus hemionus californicus) and Inyo mule deer (Odocoileus hemionus inyoensis). The herd predominantly covers the east slopes...
Search relevance: 37.29 | Views last month: 1 -
The Manache mule deer herd contains both California mule deer (Odocoileus hemionus californicus) and Inyo mule deer (Odocoileus hemionus inyoensis). The herd predominantly covers the east slopes...
Search relevance: 37.29 | Views last month: 1 -
The Manache mule deer herd contains both California mule deer (Odocoileus hemionus californicus) and Inyo mule deer (Odocoileus hemionus inyoensis). The herd predominantly covers the east slopes...
Search relevance: 37.29 | Views last month: 0 -
The Manache mule deer herd contains both California mule deer (Odocoileus hemionus californicus) and Inyo mule deer (Odocoileus hemionus inyoensis). The herd predominantly covers the east slopes...
Search relevance: 37.21 | Views last month: 2 -
The Kittlitz’s Murrelet (Brachyramphus brevirostris) is a small, non-colonial seabird endemic to marine waters of Alaska and eastern Russia that may have experienced significant population decline...
Search relevance: 36.51 | Views last month: 0 -
Throughout the Pacific Northwest, stream habitat degradation has been cited as a factor contributing to the decline and ESA listing of of Pacific Salmon. Thus, stream habitat restoration is a...
Search relevance: 36.22 | Views last month: 0
