Goldfish eat aquatic plants.
There are a great many plants that goldfish will not eat. Goldfish will not eat plants like trees for example.
goldfish like to dig. so medium size. not too big or too small so they wont eat them
Tadpoles eat microscopic aquatic "plants" called phytoplankton.
Aquatic plants.
piranhas eat aquatic plants.
no
bog cranberries, lemon grass, check fishpondinfo.com for even more edible aquatic plants.
aquatic plants
aquatic plants such has aquatic grasses and water lillies ;)
no, goldfish are freshwater fish and coral only grows in saltwater, though they do occasionally eat plants
Assorted aquatic plants and vegetation.