yes guynemer squadron is still active spa3 is a member of the the EC1/2 cigogne flying Mirage 2000-5 the other squadron of thise squadron are spa 103 (Fonck) and spa12 (the first fighter squadron) spa12 insigna have been modified and is now a version of the spa 103 stork
here is a picture of a special deco on a mirage 2000
from airliners.net