The Capital Regional District (CRD), in consultation with Island Health, is advising against swimming in Elk Lake due to a visible blue-green algae bloom.
Visitors of Elk/Beaver Lake Regional Park are being told to avoid swimming in the lake and to keep animals on a leash to prevent them from drinking the water or swimming in the lake until the blue-green algae advisory has been lifted.
Blue-green algae usually produces a visible blue-green sheen, which appears as surface scum according to the CRD. The algae can also produce cyanotoxins which can cause a range of symptoms if ingested such as headaches and abdominal pain in humans and lethal liver damage in dogs.
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The CRD says not all blooms are easy to see and toxins can still be present in the water even if the blooms are not visible. Blue-green algae blooms are unpredictable and can happen at any time.
For updates on the status of the algae bloom, visit crd.bc.ca/alerts.