Hi eLuk,
As promised here are two additional drop ship suppliers for aquariums, please check them out:
Link hidden: Login to view - US based wholesale supplier. They offer FREE drop shipping services and accepts safe payment methods.
Plus they have a wide range of aquariums for you to choose from.
Link hidden: Login to view - They are a Chinese wholesale supplier (part of DH Gate). They are willing to accommodate drop shipping requests. They also have a number of aquarium types for you to choose from.
Also, I found a few more wholesale suppliers that do not have a minimum order requirement, in case you want to check them out here are the links:
Link hidden: Login to view
Link hidden: Login to view
Link hidden: Login to view
Hope this helps. Cheers :)