Oversized Postcards. Oversized postcards give you the most impact for your mailing campaigns. Our 6 x 11â and 8.5 x 11 postcard sizes represent a practical solution for companies that need all the space that postal regulations will allow. Restaurant owners, for instance, find these larger sizes invaluable for sending out their menus to local customers.
Pond Size And Depth. by Tom Burton. Once the where is decided, we need to determine size and depth. An ideal pond for the average hobbyist is between 23 and 25 feet long by 12 to 13 feet wide and 3 to 4 feet deep.
Typically, Koi should be in ponds that are at least 1,000 gallons. Avoid Overstocking the Pond To maintain healthy fish and clear water, do not overload the ecosystem with too many fish. For a new pond, a good rule of thumb is one inch of fish per square foot of surface area.