Seahorsemad,
I believe what you have outside are either CYCLOPS or DAPHNIA,
no way do B/S grow or survive in fresh water.
Kribcrazy, when you've stood beside Lake Grassmere,
on a Queen'sBirthday weekend,
and had that southerly creeps up of the alps.
you should know you are living in a tropical paradise.
When we went fishing there, or shrimping.
They seemed to be thermally adjusted to a depth of about 200 to 300mm,
almost looked like they were held in position by a sheet of glass.
Absolute buzz catching 1000's of them using the figure-eight net sweep
But, it was cold, so very, very cold.
Alan