We have not had any previous reports of blue green algae
in the pond at East Cramlington, and as algal blooms are more commonly associated with warm conditions it is particularly unusual to get an outbreak this early in the year.
Dai Walters, from Environment Agency Wales, said: "Our officers have been monitoring the lake very closely since we first identified the presence of blue green algae
Yesterday a Wrexham council spokeswoman said: "Following tests by the Environment Agency on behalf of Wrexham County Borough Council a bloom of Blue Green Algae
has been detected at Acton Park lake.
Blue green algae
are generally found in water, such as ponds, and can cause fatal poisoning to pets, although not all species are toxic.
Blue green algae
can cause allergic reactions including itchy and irritated eyes and skin and hay fever like symptoms.
It is sold in health food stores as blue green algae
Communications director David Hart said: "Last year, because of blue green algae
, it wasn't possible to stage the event.
An explosion in the population of potentially poisonous blue green algae
at Llyn Padarn last year is also being investigated, in a bid to improve the water quality there.
Ying Jia has made a discovery about the relationship between blue green algae
found in the sea and the viruses that attack them.
A spokesman from Environment Agency Wales said: We have sampled the algae at Llyn Cefni and have confirmed the presence of blue green algae
(cyanobacteria) that is above the warning level.
The islands of reeds, measuring more than 230 sq metres, will be launched at Engine Pool, one of the Earlswood Lakes, near Henley in Arden, as part of the battle to control blue green algae
The blue green algae
, or anabaena spiroides - occurs naturally in inland waters, estuaries and seas.