The Supreme Court seemed poised Wednesday to side with small fishing companies challenging decades-old precedent that instructs courts to give deference to agency interpretation of laws when the language is ambiguous‚ legal experts said. The court’s conservatives — namely Justices Samuel Alito‚ Neil Gorsuch and Brett Kavanaugh — repeatedly took issue with the government’s inability to define just when the “ambiguity” that requires deference to an agency’s reading of a law kicks in. But the...