Russian BWP vs. Ukrainian naval drones

Russian submarines regularly attack Russian ships and ports on Moscow-occupied Crimea for years. Many of these attacks have been marked by successes, including the sinking of the Toad kind “Cezar Kunikov”(https://defence24.pl/war-on-ukrainie-report-special-defence24/flota-black sea-without-toads-Russians-without-reflection-commentary).