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aerial surveys |
Also found in: Wikipedia | 0.04 sec. |
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aerial surveys an epidemiological technique for surveying animal populations and their habitat, especially the latter, over a very wide area. Requires special techniques adapted to sensing of electronically marked animals from a distance, and infrared scanning of vegetation. |
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? Mentioned in | ? References in periodicals archive | |
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Since 1995, detailed ground or aerial surveys were made
for over 100 tornadoes within the Norman County Warning Area (CWA). Ice-penetrating-radar data gathered during aerial surveys indicate
that the upper surfaces of these lakes lie beneath 4 km of ice. The harbour seal population in the Wadden Sea as revealed by
the aerial surveys in 2003. |
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aerial surveys
