1 Great ramshorn Planorbarius cornreus
2 Great pond snail Lymnaea stagnalis
3 Swan mussel or Anodonta cygnea
4 Painters mussel or Unio pictorum
6 River snail or Viviparus viviparus
These two pond snails and the 2 tadpoles are
competing for the pink fishfood. Pond snails are fast if its food
thats waiting. They smell food over long distances.
A photo from Jan de Olde
This pondsnail removes algae from the aquarium window.
The eggs of the pondsnail at the underside of the leave of
Pondsnails, from the book "live of animals"
of A.E. Brehm, 1918