― THE IMPORTANCE OF A QUALIFIED NATURALIST GUIDE!!! ∙ IMPORTANT … recent cruise comment from SULIDAE: October 10th to 14th, 2009: ∙ Thank you for all of your help organizing some of my travels in Ecuador. It was great fun. ∙ I wanted to make some comments about the guide that was assigned to the Sulidae for the Galapagos tour. [...] .