The borough assembly supported sending a letter to the National Marine Fisheries Service regarding issues the borough has with the proposed rule to designate critical habitat for Mexico, Central America and Western North Pacific distinct population segments of humpback whales at an assembly meeting Tuesday evening.

The letter's main concern is with the critical habitat for the Mexican district population of humpback whales. A large portion of the proposed critical habitat area is in Southeast Alaska. Under the proposed rule, critical habitat for the three distinct populations of humpback wh...