The scientific evaluation of the Bothnian Sea herring stock and the Bothnian Bay herring stock conducted in 2017 by the International Council for the Exploration of the Sea (ICES) showed that those two stocks are similar.
Léiríodh sa mheastóireacht eolaíoch a rinne an Chomhairle Idirnáisiúnta um Thaiscéalaíocht na Mara (ICES) in 2017 ar an stoc scadáin i Muir na Boitnia agus ar an stoc scadáin i mBá na Boitnia go bhfuil an dá stoc sin cosúil le chéile.