Aquascope Facts
Little bladder wrack

Bladder wrack´s life cycle. Every plant bears either male or female receptacles. The plants have a dubble collection of chromosomes - one collection from the mother, the other from the father. Eggs and sperm have only one collection.

Previous page Figure 2 Next page
Close to the water surface

Endures drought and cold
Home for many
Thread-like algae
take over

Protect themselves with poison and mucus

Eggs and sperms at the top

Bladder wrack without bladders

Bladder wrack     More facts     Other names

Home    Contents    Inspiration    Facts    Collaboration   

© Aquascope 2000   Tjärnö Marine Biological Laboratory, Strömstad, Sweden
Bo Johannesson | Martin Larsvik | Lars-Ove Loo | Helena Samuelsson