Dreissena polymorpha (on top) & Mytilopsis leucophaeata (below)
Author Verween, Annick
JPG file - 443.81 kB - 1 536 x 2 048 pixels
added on 2006-12-193 411 viewsERMS taxa Mytilopsis leucophaeata (Conrad, 1831) Dreissena polymorpha (Pallas, 1771)
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