The Atesh partisan movement reported on its Telegram channel that russian authorities are making efforts to strengthen the Black Sea Fleet naval base in Novorossiysk.
It is reported that they are installing various means against marine drones.
Read more: russian Invaders Transport BM-21 Grad from Temporarily Occupied Crimea to the Territory of Ukraine`s Mainland
"We are recording the installation of underwater nets and floating barriers that, in theory, should prevent drone attacks. In addition, air defense and radar assets are being built up," the statement reads.
But despite russians' best efforts, the Defense Forces of Ukraine continue to hit targets in Novorossiysk.
Earlier Defense Express reported that Ukrainian partisans had confirmed strikes on Belbek military airfield in temporarily occupied Crimea.
Read more: Missile Depot for Air Defense Found by Ukrainian Partisans in Temporarily Occupied Crimea