Which method is most effective for controlling small populations of rodents?

Using rodent traps is often the most effective method for controlling small populations of rodents. Traps are advantageous because they provide immediate results, allowing for quick assessment of the rodent population. Unlike rodenticides, which can take time to be effective and pose risks if not used correctly, traps physically capture or kill rodents on contact. This method also allows for easy monitoring of the captured animals, enabling pest control professionals to evaluate the effectiveness of the approach.

Additionally, traps can be placed in specific locations where rodent activity has been observed, increasing the likelihood of capturing the target species. They are also environmentally safer as they do not introduce chemicals into the environment, making them suitable for residential and commercial settings, particularly in areas where pets or children might be present.

Other control methods like fumigation are generally utilized for more extensive infestations or other types of pests rather than small rodent populations. Rodenticides can be effective but come with handling risks and potential secondary poisoning. Bait stations can be useful but are usually part of a broader integrated pest management strategy.