Fucus vesiculosus · pūslėtasis guveinis

• bladder wrack, black tang, rockweed
• Blasentang
• pūslėtasis guveinis
• pūšļu fuks, pūšļaļģe
• morszczyn pęcherzykowaty

https://en.wikipedia.org/wiki/Fucus_vesiculosus It is a seaweed found on the coasts of the North Sea, the western Baltic Sea and the Atlantic and Pacific Oceans. The fronds of F. vesiculosus grow to 150 cm long and 2.5 cm wide and have a prominent midrib throughout. It has almost spherical air bladders, which are usually paired one on either side of the mid-rib but may be absent in young plants. The margin is smooth and the frond is dichotomously branched.

Guveininių (Fucaceae) šeimos rudadumblis. Paplitęs Baltijos ir Šiaurės jūrose, Atlanto vandenyno šiaurėje. Lietuvoje retas, nuo 2000m. Raudonojoje knygoje.