How much space do angelfish need to live?

How do hermit crabs hunt their food? Does a squid have a lateral line? why cant we walk our fish? What do fishes use in getting and eating food? What is a trait you would use to classify a fish as belonging to either the phylum chordata or the phylum arthropada? What type of habitat must a great white shark have in oder to survive? What is the pinkish purplish haired girl in bubble guppies? How can fishes and snakes falls from sky during rainfall? What is the best Striped bass bait? What happens to a fish when it's swim bladder inflates? How many bones are there in a great white shark? Is frozen salmon ok to eat if left out for 4 hours and is still hard and cold? Does anchofish have high levels of mercury? What kind of fish is compatible with swordtail fish? Is the largest shark alive? Can a bass eat a heron? How do you keep pond over winter? Can sea organisms turn into oil? What is the name of the fish with a top and bottom fin? Can freshwater reach a temp of 225 degrees Fahrenheit?