Acineta Ehrenberg 1834

in vivo portrait of the suctorian, Acineta tuberosa (Ehrenberg, 1834). The capitate tentacles protrude from two conical protruberances called actinophores. A contractile vacuole is visible. Collected from a commercial saltwater aquarium in Boise, Idaho. DIC.

Collected from Bodden, the brackish waters lying between the isles of Hiddensee and Ruegen (German Baltic Sea).Images were taken using Zeiss Universal with Canon 600D.Image under Creative Commons License V 3.0 (CC BY-NC-SA).