A copepod waves hello

Hi Foldscopers! Copepod sighting from Kitakyushu, Japan! I would like to share a video of  my friend Blair and I seeing a copepod for the first time on March 25th, 2018 with a Foldscope. I scooped some pond water with a paper cup (reused from picnic lunch) from a lily pond where a few koi fish…

When a copepod smiles back at you..

A few friends and I have been going back and forth to San Francisco Bay; in the hope of starting larger scale sampling of the bay right here. After a few disappointing starts where we seemed to just get sand and silt (churned by the large ships bringing things into the port); we are now…

Copepod egg sac – upclose..

In the same spirit of talking about copepods; the first striking thing you notice about them is that some of them carry two big sacs of developing embryos with them. The sacs are almost as big as the copepod themselves. I wonder how much drag does carrying an egg sac cause on the copepod. It’s…