研究目的
To measure the effectiveness of camera trapping for identifying vertebrate visitors and quantifying their visitation rates and foraging behavior on Banksia menziesii (Proteaceae).
研究成果
Motion-triggered cameras are promising tools for the quantification of vertebrate visitation and some aspects of behavior on flowers. However, researchers need to be mindful of the variation in effectiveness of individual camera traps in detecting animals. Pollinator studies using camera traps are in their infancy, and the full potential of this developing technology is yet to be realized.
研究不足
The study notes the variation in effectiveness of individual camera traps in detecting animals, with effectiveness ranging from 15% to 86%. It also highlights the challenge of false triggers due to wind and the need for time-consuming screening of images. The study suggests that multiple cameras on individual inflorescences are necessary for accurate quantification of visitation rates.
1:Experimental Design and Method Selection:
The study deployed multiple still cameras (Reconyx HC 500) and a video camera (Little Acorn LTL5210A) to monitor vertebrate visitors to Banksia menziesii inflorescences. The cameras were set to capture images and videos triggered by motion and heat.
2:Sample Selection and Data Sources:
The study focused on 12 inflorescences on nine plants within a one-hectare area in the Ioppolo Nature Reserve, Western Australia.
3:List of Experimental Equipment and Materials:
Equipment included Reconyx HC500 cameras, Little Acorn LTL5210A video camera, rechargeable AA Panasonic eneloop batteries, and memory cards.
4:Experimental Procedures and Operational Workflow:
Cameras were mounted at varying heights up to
5:5 m on star pickets, positioned approximately 60 cm away from the inflorescences. Settings were adjusted for high sensitivity, rapid-fire picture intervals, and no delay between triggers. Data Analysis Methods:
Photographs and videos were manually scored for vertebrate visitors. Data on species, visit duration, number of flowers probed, and time of visit were recorded and analyzed using SYSTAT v13 software.
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