An Alaska judge upheld most of the state’s newly redistricted legislative district map on Feb. 15 but overturned a decision that created two East Anchorage Senate seats linked with more politically conservative Eagle River.

The judge also ruled in favor of Skagway, which wants to share a House district with the more cruise ship tourism-oriented downtown Juneau than with the Mendenhall Valley portion of the community.

A day after the judge’s ruling, the Alaska Redistricting Board met in executive session and later voted 3-2 to appeal the ruling to the Alaska Supreme Court, with the three...