Phytoplankton need their vitamins too! In this episode, Catalina Albury (they/them) teaches us all about these tiny yet important ocean creatures. Without phytoplankton, would we have enough oxygen to breathe? What on earth is a planktoscope? Let's find out!

Questions? Looking for more science fun? Follow Catalina on Twitter (@afro_omics) and check out @scientistsdopod on Twitter or Instagram. You can also send us an email at [email protected]!