As they ramp up attacks on occupied Crimea, Ukrainian forces are repeatedly targeting the fleet based there, a key to Russia’s attacks deep into Ukraine and its blockade of Ukrainian ports.
source https://www.nytimes.com/2023/09/25/world/europe/ukraine-russia-black-sea-fleet.html
source https://www.nytimes.com/2023/09/25/world/europe/ukraine-russia-black-sea-fleet.html