Fig. 1From: A plant-based diet supplemented with Hermetia illucens alone or in combination with poultry by-product meal: one step closer to sustainable aquafeeds for European seabassImage registration and k-means clustering of the colour patterns of European seabass. For treatment groups (rows), colours were k-means clustered into four groups (columns), ranging from dark to light grey colour hues with displayed average RGB values and coverage (%) of extracted colour pattern area on the body surfaceBack to article page