1. Akera bullata. Minute, under 50 mg mass, recently-metamorphosed specimens lack dark pigment, so translucent. Swim with same movements as large ones. In soakaway pond of marine aquarium, Oban, Scotland. April 2010.
2. Akera bullata. Minute, under 50 mg mass, recently-metamorphosed specimens lack dark pigment, so translucent. Swim with same movements as large ones. In soakaway pond of marine aquarium, Oban, Scotland. April 2010.

Akera bullata. Minute, under 50 mg mass, recently-metamorphosed specimens lack dark pigment, so translucent. Swim with same movements as large ones. In soakaway pond of marine aquarium, Oban, Scotland. April 2010.