Sponges

The scientific names of the freshwater sponges are only to be determined by use of a microscope.
The freshwater sponges on thes pages are likely Spongilla lacustris or Ephydatia fluviatilis.

• Freshwater Sponge and Yellow Water-lily
• Freshwater Sponge on a dead branch
• Freshwater Sponge on Ivy-leaved Duckweed ( Lemna trisulca )
• Freshwater Sponge on a dead branch
• Freshwater Sponge on a dead branch
• Freshwater Sponge on a dead branch
• Freshwater Sponge on a reedstem
• Freshwater Sponge on a lock wall
• Freshwater Sponge on a lock wall, close up
• Freshwater Sponge
• Freshwater Sponge on a dead branch
• Freshwater Sponge on mooring-post