Fig. 7: CLSM.

The typical pitting 3D morphologies and depth of the Cu and Ni coupons after the 7-d incubation in the D. vulgaris media: a Cu + D. vulgaris only; b Cu + D. vulgaris + riboflavin; c Ni + D. vulgaris only; d Ni + D. vulgaris + riboflavin.