The winless Seahawks led 37-36 going into the fourth quarter, but Blaine pulled away for the 58-48 win in Anacortes Friday night.
Ross Atterberry led the way for the Seahawks, winning all of his matches by pins in the 182-pound weight class Thursday at the Seahawk Duals tournament in Anacortes.
Anacortes downed visiting Sehome 78-51 Tuesday night in its Northwest Conference opener.
The visiting Seahawks battled back from a seven-point halftime deficit to force overtime, but fell to Sehome 45-37 Monday night.
Seahawk sophomore Ross Atterberry was the 182-pound champ at the Paul Reiman Classic in Mount Vernon on Saturday, pinning all three opponents on his way to the title.
The visiting Seahawks got off to a slow start, trailing 17-3 in the early going, and couldn't come all the back in a 61-51 non-conference loss to Lynden Wednesday night.
It was the Seahawks' first loss of the season.