Is a pond snail a cosumer?

Why do big fishe eat in the pond? How many sharks are there in the world? What are subsistence fishing methods? Can fish get scared to death? What temperature water to black moors need to live in? Have the herring fisheries recovered fromm the Valdez spill? How long is the memory span of a guppie? What is the abiotic and biotic factors in lake and pond? What is Terra Aqua Column? What is the region near the bottom of a pond lake ocean called? Where can one buy pumps for an outdoor fish pond? Will a cut artichoke flower in water? What is mermaid money called? When are piranhas most dangerous? Can a pirhana eat a shark? Are barracuda in the piranha family? Is a swordfish cold blooded or warm blooded? Do piranhas eat bones? Do ocelots swim? What is the true character of the shark?