In addition to toxin producing algae, a number of. freshwater and marine species can be regarded as nuisance algae. These cause problems. in water treatment and deleteriously affect the aesthetics of marine waters. A number of. strategies can be employed to control or remediate eutrophication and algal blooms.
Specific symptoms include. 1  Difficulty walking. 2  Muscle weakness. 3  Speech problems. 4  Involuntary eye movements. 5  Scoliosis (curving of the spine to one side) 6  Heart palpitations, from the heart disease which can happen along with Friedreich's ataxia.
The symptoms of Crohn's disease depend on where the disease occurs in the bowel. They also depend on its severity. In general, symptoms can include: 1  Chronic diarrhea. 2  Rectal bleeding. 3  Weight loss. 4  Fever. 5  Abdominal tenderness. 6  Feeling of mass or fullness in the lower right abdomen.