Spirulina Dietary Supplement

Spirulina is a cyanobacterium (blue-green algae) that can be consumed by humans and other animals. There are two species, Arthrospira platensis and Arthrospira maxima. Arthrospira is cultivated worldwide; used as a dietary supplement as well as a whole food; and is also available in tablet, flake and powder form. It is also used as a … Read more

Planktonic Ecosystem

Hypersaline lakes are often regarded as “simple” ecosystems because they typically have fewer species than freshwater lakes. Although fewer species are capable of tolerating the stress of a salty lake, those species that are present interact on many levels to efficiently use the food and energy resources available. There is an open water (planktonic) habitat … Read more


Phytoplankton /ˌfaɪtoʊˈplæŋktən/ are the autotrophic (self-feeding) components of the plankton community and a key part of oceans, seas and freshwater basin ecosystems. The name comes from the Greek words φυτόν (phyton), meaning “plant”, and πλαγκτός (planktos), meaning “wanderer” or “drifter”. Most phytoplankton are too small to be individually seen with the unaided eye. However, when … Read more

How to Grow Your Own Spirulina

This document is a summary of the teaching manual “Grow Your Own Spirulina” written by Jean-Paul JOURDAN (the full version available in FRANCAIS), who spent more than 12 years working on the development of low-cost techniques of spirulina production. After a career in the chemical industry, he devoted his retirement time in the south of … Read more


Chlorella is a genus of single-cell green algae belonging to the phylum Chlorophyta. It is spherical in shape, about 2 to 10 μm in diameter, and is without flagella. Chlorella contains the green photosynthetic pigments chlorophyll-a and -b in its chloroplast. Through photosynthesis, it multiplies rapidly, requiring only carbon dioxide, water, sunlight, and a small … Read more

Algae Reference Notes

As a result of the wide range of applications and end uses of algae, a number of industries could derive synergistic benefits from the algae energy industry. For these industries, cultivating algae could mean that they are able to add value to their existing business while at the same time producing biofuels.