Ditylum brightwellii
Click on image to view photo information.
dscn5071.jpg Ditylum.jpg
Taxonomic Group: Diatom
Trophic Status: Autotrophic
Size Range: 14-85 μm wide (Cupp 1943); 25-100 μm wide x 80-130 μm long (Tomas 1997)
Key Characteristics: Cell elongate; valve with a strong central siliceous hollow spine and a marginal ridge strengthened by ribs; chloroplasts small and numerous
Confused With:
Toxin: None known