This document summarizes data collected from online channels regarding the #Marius incident at Copenhagen Zoo from January 19th to February 19th. Over 315,000 posts were collected from 40 channels, with 75% from Twitter. Automatic sentiment analysis found the Danish data to be more neutral than non-Danish data, with most negativity on Twitter for non-Danish and Facebook for Danish. Key findings include Twitter dominating volume and sentiment reaction, limitations in sentiment analysis, the role of English-speaking influencers, and unprecedented growth for Copenhagen Zoo on Facebook despite negative sentiment in comments.