Bird investigation method and device
Patent Information
- Authority / Receiving Office
- CN ยท China
- Current Assignee / Owner
- RES INST OF FORESTRY NEW TECH CHINESE ACAD OF FORESTRY
- Publication Date
- 2019-11-19
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Abstract
Description
Technical field
[0001] This application relates to the technical field of bird ecology research, especially a bird survey method and device. Background technique
[0002] Investigation and monitoring are the main ways to understand the dynamics and management of species populations, as well as the daily work of various protected areas, national parks and other protected areas. Using sample lines and sample points to conduct ground surveys is a conventional method for bird resource surveys. The sample line method means that the observer travels along the sample line at a certain speed while recording the individual birds found on both sides of the sample line (including what they see and hear). The spot method means that the observer stays at a predetermined interval selected in advance for 5-10 minutes, and counts the birds found in a certain range around it. When using the sample line or sample point method to conduct bird surveys, it is necessary to locate the bird's position....