Study of mouthparts microstructure by SEM indicates differences at food preferences of am- phipods, which inhabit red algae beds in the upper subtidal zone of the Kandalaksha Bay (the White Sea). The mouthparts of Ampithoe rubricata (Montagu, 1808) (Ampithoidae),

Amphipods' assemblages living in the red algae communities were studied in Velikaya Salma Strait (Kandalaksha Bay, north-western White Sea) in the depth range of 3–11 m. Sampling sites were located along the depth and shore exposure gradients in the areas