From avalanche to zooplankton. From nanotechnology to the world’s largest sewage systems. From the arid landscapes of Australia to colourful lichen encrusting trees in a suburban garden.
We invite amateurs to use photography to explore interactions between the macro and the micro in biology – from tiny fish creating huge shoals, to algal blooms suffocating a river ecosystem, or microorganisms eating plastic waste in our oceans.
We also encourage entries captured by a microscope, from dispersing fungal spores to grains of sand. The fluorescence microscope, for example, provides an interesting window into the world of the cell and is great for examining living and fixed cells in culture.
There are two categories in the competition, each with a cash prize:
To enter this free competition you need to register your details with the website. Existing users can login with their mySociety details. All submissions must comply with our terms and conditions.
Please note: portrait images may appear cropped on the final submission webpage but submitted files will not be edited
Catherine Draycott, Wellcome Images
Tim Harris, Nature Picture Library and Bluegreen Pictures
Alex Hyde, natural history photographer and lecturer at The University of Nottingham
Louise Murray, freelance photojournalist
Linda Pitkin, Underwater photographer
The Society wishes to thank Eppendorf for their support of this competition.
The closing date for all submissions is 31st August 2016 (23:59 BST). If you have any queries regarding this competition, contact Karen Patel at email@example.com
The 2015 theme was 'Conflict and Survival'. The winners were celebrated at the Biology Week Annual Award Ceremony and the Society would like to congratulate young photographer Oliver Tidswell (left) and photographer Barbara Stanley (right). View all the shortlisted images in our gallery.
The 2014 theme was 'Home, Habitat and Shelter'. The winners were celebrated at the Biology Week Annual Award Ceremony and the Society would like to congratulate young photographer Nagarjun Ram (left) and photographer Billy Clapham (right).
The 2013 theme was 'Feeding Life' and the competition was won by young photographer Jack Settle (left) and photographer Putu Sudiarta (right).
The 2012 theme was 'How can biology save the world?' Congratulations to eight year old winner Ziamel Zacarias (left) and photographer Chi Keung Wong (right).