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This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

Networks of green algae called Nitella usually trap phosphorus at the bottom of the pond, where other water-muddying algae types can’t reach it, but the excess of phosphorus threatens that balance.

I didn’t realize that there are actually 150,000 different kinds of algae and where there is water there will be algae. The seven common algae types found in ponds are: Blue-Green, Bryozoans, ...

IT is generally accepted that the process of excitation starts with a localized depolarization of the conducting cell membrane. The adjacent region is then depolarized by the resultant current ...

MATURE internodal cells of the algae Chara and Nitella are several centimetres long, and develop from meristematic cells about 20µ across. In an investigation of the fine structure of developing ...

That was until Suffolk Wildlife Trust farm conservation adviser Juliet Hawkins identified the distinctive pond plant - Nitella capillaris - while surveying farmland ponds in the east of the county ...