Ukrainian forces have reasserted control over Prymorske in Zaporizhzhia Oblast following Russian infiltration attempts along the dried Kakhovka Reservoir bed earlier in 2026, according to Ukrainian commanders and Institute for the Study of War assessments through late September. Russian units retain only limited southern positions there, with reinforcements restricted to infantry movements due to Ukrainian control of northern Plavni and nearby highway segments. Seasonal factors such as autumn fog, humidity, and vegetation may facilitate future Russian probes, though Ukrainian interdiction has disrupted prior efforts. Broader frontline dynamics, including Ukrainian counteroffensives elsewhere in Donetsk, continue to shape resource allocation and momentum in this secondary sector.