Host Cook Inlet Academy and Ninilchik both lost on the first day of the Borealis Conference volleyball tournament Thursday.

The Eagles, the No. 7 seed, lost 25-9, 25-10 and 25-8 to No. 2 seed Susitna Valley. The Wolverines, the No. 6 seed, lost 25-8, 25-12 and 25-3 to No. 3 seed Cordova.

In other matches, No. 4 seed Birchwood Christian defeated No. 5 seed Lumen 25-23, 25-15 and 25-18. Birchwood then lost 25-19, 25-11 and 25-7 to top seed Unalaska.

Today, Ninilchik and CIA play in a loser-out game at 2:30 p.m., while Lumen and Birchwood play in a loser-out game at 4 p.m. In the winners bracket, Cordova and Su-Valley play at 1 p.m. to advance to a 7 p.m. match against Unalaska. The Cordova-Su-Valley loser plays the CIA-Ninilchik winner at 5:30 p.m.