the 22nd and 24th infantry divisions advanced from the northeast. they employed their goliath remote control demolition vehicles with success against the timber bunkers. one exploded prematurely and two were knocked out by a minefield. two panzer iii control vehicles were knocked out by soviet anti-tank fire. by 19:30, forts maxim gorky, molotov, schishkova, volga and siberia were overrun. the 24th infantry division in particular made extensive use of its nebelwerfer rockets. the 95th and 172nd rifle divisions had been lost, as well as the majority of the fortified defences. only the 25th rifle remained in the line. petrov rushed up the 138th naval brigade with an extra 2,600 men, which was landed on the 12–13 june. it prevented german forces reaching severnaya bay that day.