Results 51 to 60 of about 923,421 (181)

Native distribution, introductions and risk screening of Sander lucioperca (Linnaeus 1758) in the freshwater ecosystems of Bosnia and Herzegovina

open access: yesCroatian Journal of Fisheries
Pike-perch Sander lucioperca is a native species originally present in the Black Sea basin of Bosnia and Herzegovina. In the 1990s, it was introduced to the Neretva River and its reservoir system, and since 2009 the species has been recorded in Lake ...
Mušović Aldijana   +6 more
doaj   +1 more source

Native and non-native plants attract diverse bees to urban gardens in California

open access: yesJournal of Pollination Ecology, 2019
Bees visit native and non-native plant species for pollen and nectar resources in urban, agricultural, and wildland environments. Results of an extensive survey of bee-flower collection records from 10 California cities from 2005-2011 were used to ...
Gordon Frankie   +6 more
doaj   +1 more source

Non-Native Plant Invasion along Elevation and Canopy Closure Gradients in a Middle Rocky Mountain Ecosystem. [PDF]

open access: yesPLoS ONE, 2016
Mountain environments are currently among the ecosystems least invaded by non-native species; however, mountains are increasingly under threat of non-native plant invasion. The slow pace of exotic plant invasions in mountain ecosystems is likely due to a
Joshua P Averett   +5 more
doaj   +1 more source

Evaluating the success of seed sowing in a New England grassland [PDF]

open access: yes, 2013
Grassland habitat is declining in the northeastern United States, leading to a decline in associated native species. Consequently, there is considerable interest by land managers in conserving and restoring grassland habitats in the Northeast.
Barrett, Nels   +2 more
core   +1 more source

Introduced birds in urban remnant vegetation : does remnant size really matter? [PDF]

open access: yes, 2006
Introduced birds are a pervasive and dominant element of urban ecosystems. We examined the richness and relative abundance of introduced bird species in small (1–5 ha) medium (6–15 ha) and large (>15 ha) remnants of native vegetation ...
Anderson D. R.   +16 more
core   +2 more sources

Non‐native flora of Italy: Species distribution and threats

open access: yesPlant Biosystems - An International Journal Dealing with all Aspects of Plant Biology, 2010
Abstract In this paper, we provide an overview of the distribution and invasive status of non‐native species in the Italian flora across its administrative regions, biogeographic regions and main land use types, and a synthesis of current knowledge on the threats they pose within the country. The information on non‐native plant species collected during
CELESTI, Laura   +28 more
openaire   +10 more sources

Amphibians and Reptiles of United States Department of Defense Installations [PDF]

open access: yes, 2018
The U.S. Department of Defense (DoD) occupies approximately 10.1 million ha of land within the U.S. spanning most ecosystems contained therein. To date, no comprehensive agency-wide inventory of amphibian and reptile species has been compiled.
Lovich, Robert E.   +2 more
core   +1 more source

Spatial distribution and introduction pathways of non-native freshwater fish species in China

open access: yesWater Biology and Security
Non-native freshwater fish species are regarded as a key factor responsible for the degradation of freshwater ecosystems. Although research on China's non-native freshwater fish species has been conducted at the national scale, the spatial distribution ...
Liuxin Qiao   +6 more
doaj   +1 more source

Floristic Inventory of Woollen’s Gardens Nature Preserve, Indianapolis, Marion County, Indiana, USA, With Quantitative Vegetation Sampling of Permanent Plots in 2003 and 2016 [PDF]

open access: yes, 2017
Urban forest fragments face challenges to habitat quality due to small size, isolation from larger natural areas, and close association with anthropogenic disturbance.
Dolan, Rebecca W., Moore, Marcia E.
core   +1 more source

Prunus serotina unleashed: invader dominance after 70 years of forest development [PDF]

open access: yes, 2009
Propagule pressure and disturbance have both been found to facilitate invasion. Therefore, knowledge on the history of introduction and disturbance is vital for understanding an invasion process, and research should focus on areas in which the invasive ...
Baeten, L.   +6 more
core   +3 more sources

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