Unless You Have Multiple Microscopes,

and are a filmmaker and photographer,

you will miss sights like these, above Gloeotrichia – Cyanobacteria, Jan van IJken has made a wonderful film titled Planktonium which is accompanied by an audio composition by Norwegian artist Jana Winderen, which features sounds that are generally too difficult for humans to hear unaided,

Echinoderm larva

Copepod with diatoms attached

waterfleas carrying eggs

 above is a short clip, but you can find the full 15-minute version on Vimeo, van Ijken also released a photo series of the strange creatures, which are available in prints as part of a limited-edition box set on his site, what an amazing world that so many of us never see.