It was another ugly night for the Sabres, who were taken to task by frustrated head coach Lindy Ruff after their loss to the Sharks.

And then the Sabres handed them their 12th. The details of this embarrassing loss were different, but the story was the same. The Sabres lost 6-2. Rookie Macklin Celebrini helped the Sharks dominate the first period with eight shot attempts, seven scoring chances, four high-danger chances and four shots on his own. The Sabres had five shots on net.

Already buried at the bottom of the Eastern Conference standings, the Sabres slid further into the abyss in losing to their last-place counterparts from the West. Buffalo’s hopeless stretch continued with a fourth consecutive loss,