Bladder snail skimming/filter-feeding on biofilm. This is at the very water surface and you can see the water flow going in. Not many folks know or have seen this skimming behavior. Such a great clean up crew.
Bladder snail skimming/filter-feeding on biofilm. This is at the very water surface and you can see the water flow going in. Not many folks know or have seen this skimming behavior. Such a great clean up crew.
