What is the effect of blue-green algae on wildlife?
When the largest lake in the UK turns green, it's hard not to wonder about the effect on local wildlife.
Blue-green algae is known to emit toxins which can cause skin irritation in humans, or stomach upsets if a lot of affected water is ingested while swimming, for example.
And it is known to be potentially fatal for dogs.
But "surprisingly," says one scientist who's been studying the algae, very little is known about its effect on wildlife.
Read more here.
