نتایج جستجو برای: seasonal habitat use

تعداد نتایج: 1845293  

Journal: :Ecological applications : a publication of the Ecological Society of America 2012
Yael Mandelik Rachael Winfree Thomas Neeson Claire Kremen

Human activity causes abrupt changes in resource availability across the landscape. In order to persist in human-altered landscapes organisms need to shift their habitat use accordingly. Little is known about the mechanisms by which whole communities persist in human-altered landscapes, including the role of complementary habitat use. We define complementary habitat use as the use of different ...

ژورنال: بوم شناسی آبزیان 2014
Zamani Faradonbeh, Mazaher , Eagderi, Soheil , Hashemzadeh Segherloo, Iraj , Tabatabaei, Seyedeh Narjes,

Considering the fact that fish biodiversity conservation and land uses planning, require reliable information about fish distribution and habitat use patterns In order to describe species habitat properties, habitat use and habitat selectivity indices are applied. Relative frequency and environmental variables, depth, width, slope of river, altitude, velocity, substrate, Overstream canopy closu...

Journal: :Journal of fish biology 2010
K Honda H Kagiwada N Tojo K Miyashita

The study identified seasonal habitat use by endangered adult Sakhalin taimen Hucho perryi and the environmental characteristics of their habitat (water depth, amount of riparian forest and sinuosity). Fifteen adult H. perryi with acoustic tags were tracked by towing an acoustic receiver with a canoe in the Bekanbeushi River system in eastern Hokkaido Island, Japan, during each month from late ...

2015
D. E. Haulsee M. W. Breece D. C. Miller B. M. Wetherbee D. A. Fox M. J. Oliver

Quantifying habitat selection in marine organisms is challenging because it is difficult to obtain species location information with multiple corresponding habitat measurements. In the ocean, habitat conditions vary on many spatiotemporal scales, which have important consequences for habitat selection. While macroscale biotic and abiotic features influence seasonal movements (spatial scales of ...

2017
Laura A. Campbell Lance J. Meinke LAURA A. CAMPBELL LANCE J. MEINKE

Although Diabrotica pest species have been well studied in Þeld corn, Zea mays L., relatively little is known about adult habitat use by pest andnonpest species at prairieÐcorn interfaces. Therefore, the objective of this work was to compare seasonal patterns of beetles of four Diabrotica species and their use of remnant prairie and adjacent Þeld cornhabitats in southeasternNebraska. The study ...

2017
Jaan R Kolts Susan B McRae

A comprehensive understanding of spatiotemporal ecology is needed to develop conservation strategies for declining species. The king rail (Rallus elegans) is a secretive marsh bird whose range historically extended across the eastern United States. Inland migratory populations have been greatly reduced with most remaining populations inhabiting the coastal margins. Our objectives were to determ...

2010
Gregory W. Stunz Thomas J. Minello Lawrence P. Rozas

Biogenic reefs formed by dense aggregations of the eastern oyster Crassostrea virginica are a dominant feature in most estuarine systems along the Atlantic and Gulf of Mexico. Oyster reefs are complex in their structural nature and have long been recognized for their potential habitat value. However, relatively few studies have characterized nekton abundance in this complex habitat type, and li...

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