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Indirect effects of timber extraction on plant recruitment and diversity via reductions in abundance of frugivorous spider monkeys
Ateles geoffroyi logging Manilkara zapota
2015/11/13
The ecological effects of logging in the tropics have been analysed largely in terms of its impacts on species
diversity and abundance. However, information is very limited regarding the impact of lo...
ESTIMATION AND VALID ATION OF URBAN VEGETATION ABUNDANCE BY SPECTRAL MIXTURE ANA LYSIS
urban vegetation Quickbird Landsat
2015/8/3
Moderate resolution (< 50 m) optical sensors can provide multitemporal imagery of urban vegetation distribution and abundance. Given a rigorous, repeatable and verifiable method for estimating vegetat...
Impacts of Mowing on Bird Abundance, Distribution, and Hazards to Aircraft at Westover Air Reserve Base, Massachusetts
mow airfield grassland Upland Sandpiper nest Bird/Wildlife Aircraft Strike Hazard
2014/12/11
Few studies have measured the impacts of mowing on bird use of habitat and the risk of bird collisions with aircraft on North American airfields. The need for this research has increased as airfields ...
The Condition Factor, Length-Weight Relationship and Abundance of Elops seneganensis (Regan, 1909) from Nkoro River, Niger Delta, Nigeria
Abundance condition factor Elops senegalensis length-weight relationship
2010/9/29
The condition factor, length-weight relationship and abundance of Elops senegalensis from Nkoro
River in the Niger Delta area of Nigeria was studied for a period of one year (January-December 2008). ...
The Condition Factor, Length – Weight Relationship and Abundance of Ilisha africana (Block, 1795) from Nkoro River Niger Delta, Nigeria
Abundance condition factor Ilisha africana length-weight relationship
2010/9/29
The condition factor, length-weight relationship and abundance of Ilisha africana from Nkoro River in the Niger Delta area of Nigeria was studied for a period of one year (January-December 2008). From...
Fish Abundance Estimation using Two-Dimensional Multibeam Echo Integration
Fish Abundance Estimation Two-Dimensional Multibeam Echo Integration
2009/8/19
The two-dimensional multibeam echo integration (2DMBEI) method, which provides the user with the target strength of a fish school, was derived analytically based on the theory of three-dimensional mul...