Small marine food fish (7)
(Other definitions for sardine that I've seen before include "Stonefish OR? Stone" , "Swimmer" , "FRENCH FISH" , "A diner's small fish" , "Small pilchard" .)
(Other definitions for anchovy that I've seen before include "Small, salty-tasting fish" , "Small fish of herring family, nice on toast" , "Brit often found pickled" , "Small fish, may be served with toast." , "Little fish, usually tinned or salted" .)