Algae Resources

General Order of Life - Tree of Life Project >>http://phylogeny.arizona.edu/tree/life.html

Kingdom Eubacteria

Phylum Cyanophyta* (bluegreen algae or cyanobacteria)

Learn more about bluegreens at:	Cyanobacterial Image Gallery
	http://www.ucmp.berkeley.edu/bacteria/cyanointro.html
Video	Bluegreen alga repelling a grazer

Nostoc sp. Oscillatoria sp.
Source of photos: University of Wisconsin Botanical Images Collection

Super Kingdom Eukaryota / Kingdom Plantae

"Eukaryotic Algae"

Phylum Chlorophyta* (green algae)

Learn more about the chlorophytes at:	http://www.ucmp.berkeley.edu/greenalgae/chlorophyceae.html
	Ohio University Chlorophyta Image Index

Fig. 1 Fig. 2 Fig. 3
               Fig. 1: Colonies of Volvox sp.;
               Fig. 2: Pediastrum sp. (Chlorellales);
               Fig. 3: Microasterias sp., a representative desmid.

Fig. 4

Fig 4: Stonewort - Chara sp. Characeae

ID: thin and featherlike linear leaves in whorls from branched stem

Habitat: rooted, submerged aquatic algae, prefers nutrient rich waters

Notes: secretes calcium carbonate (CaCO3), has a strong skunk smell

Phylum Heterkontophyta (formely division Chrysophyta)
*Class Bacillariophyceae (diatoms)

Learn more about the diatoms at: http://www.ucmp.berkeley.edu/chromista/diatoms/diatomlh.html

Ohio University Bacillariophyceae Image Index

*Order Centrales *Order Pennales

Phylum Pyrrhophyta, or Dinophyta (dinoflagellates)

Learn more about the dinoflagellates: Freshwater Dinoflagellates of Ohio (New with many links)

http://www.rrz.uni-hamburg.de/biologie/b_online/d44/44f.htm

Phylum Rhodophyta (red algae)

Table of Algal/Plant Characteristics

Division	Nucleus Cell Wall Pigments Storage Products	Other Characters
Cyanophyta blue-green algae prokaryotic	polysaccharide	Chl. a biliproteins cyanophycin	Heterocysts fixate N2 No defined chloroplasts Akinetes for reproduction
Chlorophyta green algae eukariotic cellulose, pectin Chl. a & b carotenoids starch	Primarily fresh water Evolutionary advanced Extremely large group
Chrysophyta golden algae eukariotic pectin silica (SiO2) Chl. a & c & e leucosin & oils	Gametes with 2 unequal flagella Class Bacillariophyceae=Diatoms -includes: Order Centrales & Pennales
Euglenophyta euglenoids eukariotic none, pellicle Chl. a & b carotenoids polysaccharide	1 to 3 flagella at anterior of cell Gullet at anterior end for ingesting Inhabit quiet ponds/lakes
Dinophyta dinoflagellates eukariotic cellulose Chl. a & c carotenoids starch	Motile forms have 2 flagella Flagella of unequal length in grooves Red tide: Gymnodium
Rhodophyta red algae eukariotic polysulphate esters cellulose Chl. a & d carotenoids biliproteins polysaccharide	No flagellated life stages Mostly found in marine environs Batrachospermum found in MI
Bryophyta liverworts and mosses eukariotic cellulose Chl. a & b carotenoids starch	Non-vascular Gametophyte dominant Indicator of ombrotrophic wetlands
Tracheophyta vascular plants eukariotic cellulose Chl. a & b carotenoids starch	Sporophyte dominant Aquatic divided into submergent, floating and emergent

Learn more about the diatoms at:	http://www.ucmp.berkeley.edu/chromista/diatoms/diatomlh.html
	Ohio University Bacillariophyceae Image Index

Learn more about the dinoflagellates:	Freshwater Dinoflagellates of Ohio (New with many links)
	http://www.rrz.uni-hamburg.de/biologie/b_online/d44/44f.htm