Aquarium Trade
Sea pens are sometimes sold in the aquarium trade. However, they are generally hard to care for because they need a very deep substrate and have special food requirements.
Read more about this topic: Sea Pen
Famous quotes containing the words aquarium and/or trade:
“The Aquarium is gone. Everywhere,
giant finned cars nose forward like fish;
a savage servility
slides by on grease.”
—Robert Lowell (1917–1977)
“The glory of the farmer is that, in the division of labors, it is his part to create. All trade rests at last on his primitive activity.”
—Ralph Waldo Emerson (1803–1882)