https://www.nikonsmallworld.com/galleries/photomicrography-competition https://www.nikonsmallworld.com/galleries/photomicrography-c... The 2022 submission date

https://www.nikonsmallworld.com/galleries/photomicrography-competition https://www.nikonsmallworld.com/galleries/photomicrography-c... The 2022 submission date is April 30th.