Toxic cyanobacteria can occur at a number of popular freshwater recreation sites throughout Canterbury. It can kill animals and it is a danger for young children. Routine monitoring for the presence of potentially toxic cyanobacteria is carried out at a number of popular recreation sites throughout Canterbury during summer.
Know what to look for when visiting rivers or lakes
Cyanobacteria (blue-green algae) can make humans and animals extremely sick. Dogs are particularly at risk if they swallow the algae or algal mats when swimming and drinking from rivers and lakes. View the toxic algae video below to know what to look for.
Not sure? Don't risk it
Warnings will not be in place at all spots where animals could enter the water. It is important to know how to identify cyanobacteria mats and prevent your animals from coming into contact with them.
For more information about cyanobacteria, and river and lake warnings, call us on 0800 324 636 or view the warnings below.
Rivers - benthic cyanobacteria warnings
View the latest cyanobacteria river warnings.
Lakes - planktonic cyanobacteria warnings
View the latest cyanobacteria lake warnings.
Marine biotoxin warnings
View the latest marine biotoxin warnings.