Is Blueback kosher?
Yes — Blueback is kosher under Jewish dietary law.
Blueback has fins and scales, which are the two requirements for kosher fish under Jewish dietary law (Leviticus 11:9-12).
Image: Photo by Duane Raver, U.S. Fish and Wildlife Service · licensed Public domain · source
About Blueback
See: Flounders, Herrings, Trouts
Source: kosherfish.co/kosher-fish-list (snapshot 2025-12-19)