The Bioluminescence webpage
http://lifesci.ucsb.edu/~biolum/
(Bioluminescence-related information, and current research on luminescence. Mainly marine related including jellyfish)

Photobiology Online
http://www.photobiology.org
American Society for Photobiology

European Photochemistry Association
http://www.photochemistry.eu

The Chemiluminescence of Luminol
http://www.chm.bris.ac.uk/webprojects2002/fleming/intro.htm
University of Bristol

Firefly Experience
http://www.fireflyexperience.org/
Firefly Photography by Radim Schreiber.

The glow-worm
http://www.johntyler.co.uk/glowworm.htm
The glow-worm by John Tyler.

Museum of Sciences and Technologies of Luminescence.
https://biota-biolum.wixsite.com/museu-luminescencia/home

Graduate Program of Biotechnology and Environmental Monitoring, Federal University of São Carlos
http://ppgbma.wixsite.com/ppgbma-ufscar-sor/admissions