Here are some link recommendations to other interesting yachting sites, yacht photographers, and yacht videographers.

gusarev.com - Yacht News - specialized in Bering Yachts (German)
YachtAid Global - a non-profit organization which delivers aid through a global yachting community
Sea Shepherd - an international non-profit, marine wildlife conservation organization
Dutch Yachting - Facebook-based page of yachts built in the Netherlands
Superyachtblog.de - German blog about superyachts
International SeaKeepers Society - RESEARCH. EDUCATE. PROTECT AND RESTORE
DrDuu - Yacht Spotter in the Lürssen and Abeking area
The Super Yacht Captain - a YouTube Channel about the life as a superyacht captain
Yachts for Sale - Video blogs by yacht broker David Seal
AQUAHOLIC - Presents multmillion dollar yachts on YouTube