Evolve rodent birth control sharply cuts urban rat activity in SenesTech field trial
- SenesTech reports multi-month Evolve deployments substantially reduce urban rat activity, measured using standardized tracking plates.
- SenesTech frames results as evidence fertility control reduces local rat populations within integrated pest management programs.
- Joel Fruendt, SenesTech president and CEO, says Evolve Rodent Birth Control works and stresses objective field data.
SenesTech trial shows Evolve sharply cuts urban rat activity
SenesTech, a pest management company, reports that multi-month field deployments of its Evolve® Rodent Birth Control produce substantial declines in rat activity at two urban monitoring sites. Using standardized tracking plates, surveys conducted at regular intervals across an August 2025–January 2026 period show both the proportion of plates with rodent tracks and the density of markings fall markedly after Evolve baiting. The company says these results reflect real‑world urban conditions and objective field measurement of population change.
At Location A, where deployment begins in April 2025 but a pre‑deployment baseline is not available, tracking‑plate presence falls from an average 74% in August 2025 to 15% in January 2026 — a 79% reduction — while track density on plates that still register rodent activity declines by 88%. At Location B, which records a baseline before bait placement in August 2025, plate presence drops from 98% at baseline to 47% after five months of baiting in January 2026, a decrease of more than 50%, accompanied by a 71% fall in track density. SenesTech emphasizes the paired measurement of prevalence and intensity to show both fewer sites with activity and lower activity where rats remain.
SenesTech frames the findings as evidence that fertility control can reduce local rat populations when integrated into broader pest management programs. The company notes laboratory and field data indicate rats consume the Evolve bait, reproduction declines, and populations follow, offering an alternative or complement to conventional lethal control methods. SenesTech presents the tracking‑plate methodology as a standardized, repeatable tool municipalities and pest management professionals can use to evaluate program performance over months rather than days.
Municipalities and pest managers weighing non‑lethal options receive here quantitative field data to inform deployment decisions. SenesTech says objective measures from these trials can guide choices about additional deployments or expansion to new locations, and help communities assess the local benefits of fertility control in reducing property damage and public‑health risks tied to rats.
Joel Fruendt, SenesTech president and CEO, states in the company release that “Evolve Rodent Birth Control works,” and highlights the value of structured field studies and objective data for integrated pest management. The company announces the results in a Feb. 18, 2026 PR Newswire release from Surprise, Arizona and signals continued interest in supporting municipal and professional adoption of fertility‑based rodent control.