only fresh water clams can not salt water
clams live mostly in cold water.
Clams release eggs or sperm into the water. They meet in the water. The eggs hatch in the water. That is how clams reproduce.
Clams eat plankton, not algae. Algae grows in still water. Clams need the water to be moving so they can get nutrients.
Fresh water clams live in fresh water and salt water clams live in salt water.There are both freshwater and saltwater clams. Mussels fall into this category as well. See the related links for both.
If they die and pollute the water, yes. Clams need moving water, they are not suitable for fishtanks.
Yes clams can suffocate when they cannot get oxygen from the water.
water
Creek clams eat small plants, algae and tiny animals. They filter the food from the water. Clams are a good addition in a fish tank as they can filter the tank's water.
clams filter microorganisms from the water. they don't hunt or "eat" anything.
clams live in water and snails mostly live on land.
Yes, clams do eat. They are filter feeders filtering water for microscopic animals and plants.