Biological water quality

Chlorophyll A

What is chlorophyll A? Chlorophyll A is the photosynthetic pigment that causes the green color in algae and plants. The...

Cyanobacteria (Blue-Green Algae)

What is blue-green algae?  Blue-green algae is also known as cyanobacteria. However, this harmful “algae” is actually a bacteria. These...

E.coli

What is E.coli? E. coli (Escherichia coli) is a bacteria and is in the fecal coliform subgroup. It lives in...

Enterococci

What is enterococci? Enterococci is a fecal coliform bacteria, similar to E.coli. It lives in the intestines of warm blooded mammals,...

Endotoxins

What is endotoxin? Endotoxins are tiny pieces found in the outer layer of some bacteria, especially ones like E. coli, Salmonella, and Pseudomonas....