What is planktain?

What is phishining? Do donkeys kill more people than plane crashes and shark attacks? Is eel's blood poisonus? What phylum are guppies in? How big can a sea triop grow? Are Fresh vegetables harmful to guppies? How low do sharks swim below sea level? Can mercury kill fish? Is school of fishes correct usage? How often do stingrays eat? What is the smallest shark? Who would win in a fight a bull shark or a crocodile? Hermit crabs weigh? Do seahorses shed? What could be a proper noun for fish? Why shark penguin dolphin have similar streamlined? What are household items you hermit crab can use for a toy? Do sharks have instant reflexes? What are euhalophytes? Can man swim with KOI in a KOI pond and is a koi pond safe to swim in?