http://news.poseidon-us.com/THmyxR
We have offered several different data feeds via our API or other means. However, we are often not very good at documenting what these feeds are all about. Currently, I am in the process of fixing the documentation around these data feeds.
http://news.poseidon-us.com/THmyxR
http://news.poseidon-us.com/THmyxR