pitfall trap

pitfall trap

a trap (e.g. a jar sunk into the ground) into which mobile animals may fall and from which they are unable to escape.
References in periodicals archive ?
Performance of two arboreal pitfall trap designs in sampling cursorial spiders from tree trunks.
For winter season, the highest values of Shannon-Wiener's index were recorded for grassland (2.44 for pitfall trap and 2.38 for monolith) and lychee orchards (2.39 for pitfall trap and 2.11 for monolith), while the lowest values of Shannon-Wiener's index were found for barren (0.80 for pitfall trap and 0.39 for monolith) and rice-wheat crop land (1.22 for pitfall trap and 1.01 for monolith) (Table I).
peruviensis in Peru is based on one immature female collected in November 2016 in a pitfall trap (Figure 1).
Pitcher plants are carnivorous plants that have a pitfall trap, or a prey-trapping mouth which leads to a giant pitcher filled with digestive fluid.
During the spring and summer seasons, we added pitfall trap arrays to our sampling design to better target shrews (Soricidae).
In order to characterize the differences in the spider community each pitfall trap was treated as an independent replicate and samples were pooled as either pre- or post-treatment and adjusted to per-trapping-week.
The spectacular and unique pitcher plant (Sarracenia purpurea) is our sole representative species belonging to the pitfall trap family.
It is of an elephant pitfall trap, dug along a remote bush pathway.
It was caught in 2010 in a pitfall trap in Umm Ghafa, Mezyad in Al Ain.
Soil fauna was sampled using the pitfall trap method during a seven-day period, from 22 to 29 August, 2013.