Real sturgeon roe usually ranges in shade from jet black to darkish brownish-gray, with lighter grey and even golden hues relying on the species and maturity. As an example, Beluga caviar typically displays a light-weight grey and even barely translucent look, whereas Ossetra tends towards a browner-gray or gold. Coloration variations may also be influenced by processing strategies, together with using borax or different preservatives.
The shade is a big consider figuring out high quality and worth. Darker shades are sometimes related to youthful fish and may command greater costs. Nonetheless, the concentrate on shade ought to be thought of alongside different components like dimension, texture, aroma, and taste. Traditionally, sure hues have been prized by imperial courts and aristocracy, contributing to the cultural significance related to particular varieties. This historic choice continues to affect fashionable perceptions and market worth.