Oleg Peshkov was killed when the Turkish air force downed his Su-24 over Syria as he battled terrorists.
The Okhotsk Sea quake registered 8.3 on the Richter Scale at a depth of 600km, and prompted a tsunami warning.
Among the dead were 186 children, killed in a 3-day terrorist outrage that we must never, ever forget.
On 1 May, the 'Ob Sea', close to Novosibirsk, was completely clear of ice.
Russia's coldest region is up to 20C milder than average this month, say meteorologists.