We have one for Flickr and Twitter, hope no-one minds me creating one for 500px

PH Username	500Px Page	Photo Types
v10yep	http://500px.com/Daniel-Drury	Anything and Everything
Rob Dickinson	http://500px.com/RobDickinson	Boring kiwi landscapes
RobbieKB	http://500px.com/Acufocal	Portraits & random
2slo	https://500px.com/macr691	birds, wildlife & anything else I happen to see
Malx	https://500px.com/snappypirate	Generic Snaps
PBLP	https://500px.com/paulbullen	Landscapes
DibblyDobbler	https://500px.com/MikeSmith6	Formulaic and cliche riddled guff