What are all the predators of a skate fish?

Miroscopic organisms in waters of freshwater and marine environments? Why are we only allowed to catch fish over a certain size? What should you name your black and blue fighting fish? What is fish fabrication? When should turn the thermometer be turned on for a fish tank? Why do fish have sharp teeth? How many mollies are on earth? Crusty Tuna Surprise? What is a group of seahorses called? What is the speed of a clown fish? I have a fish with a white spot on it that seems to be eating away at its flesh and has gotten bigger and now has a white ring around the spot how can i treat it? Why are floating gardens used? How many gallons will a tank 28 long x 12 diameter hold? What time do stingrays eat? Do fishing nets kill sharks? How fast does they go? What is the basking shark habitat? Are there any differences between an adult seahorse and a baby seahorses? How do i transport tropical fish? Name a silvery European fish?