The bacteria can be dangerous to humans and animals, health officials say. The post Harmful bacteria bloom found in Charles River appeared first on Boston.com.

The Massachusetts Department of Public Health has confirmed a cyanobacteria bloom at Longfellow Bridge’s downstream of the Charles River. This the first major bloom in four years and is being considered a public health advisory.

The Massachusetts Department of Public Health posted an advisory for the area of the river between the Longfellow Bridge and the Cambridge Dam due to a bloom of cyanobacteria. Cyanobacteria is a blue-green algae that can release cyanotoxins,

BOSTON - People and their pets are advised to stay away from the water along a portion of the Charles River between Boston and Cambridge because of a toxic algae bloom. The area between the Charles River Dam and the Longfellow Bridge is currently experiencing a harmful cyanobacterial bloom,