Imagine a world where you drive to work in thick fog, arrive in a stinky city, and work in a sea of waste and dirt. Without an aquarium filter, this is the world your fish are forced to live in. Spending too long in a dirty and polluted environment significantly decreases the life span of aquarium fish. Selecting the best fish aquarium filter system depends on the type and size of your underwater world. While some filters claim to be a one-stop-solution, these are often ineffective. For small operations, a simple exterior aquarium filter may be sufficient, but you may need two or three separate filters. Maintaining the equilibrium in your fish tank is the solution to keeping a crystal clear environment for your aquatic family. Regardless of what type of aquarium filter or filtration system you are looking for, chances are it may be available from one of hundreds of eBay sellers. Both new or gently used options can ease your budget and reliable sellers reduce the risk of making a fishy investment.

Homefish tank with filter Top 10 Best Canister Filter For Aquarium with Reviews fish tank with filterA lot of us have made the false assumption that fish are an easy, low-commitment, "starter" pet — only to have the illusion shattered by the death of a beloved little swimmer. Keeping a pet fish from an early demise and the big flush seems impossible, but the source of your heartache could all come down to the species you have in your tank. While some fish species require more care than others, there are several types that are remarkably low-maintenance. What makes a fish easy? As a fish owner, I can tell you there’s a lot more that goes into the care of fish than you might think. Life happens, you get busy and those fun little fish tend to take the back burner. If you’re looking for a low-maintenance fish, choose one that’s hardy. Look for a fish that can handle a little overfeeding (because how much is a "pinch," really?) or a little underfeeding (oops).

You’ll also want a fish that can stand less-than-frequent water changes, because who has time for that? Finally, you’re going to want a fish that’s peaceful. Take my word on that one — after spending all day keeping my children from killing each other, the last thing I want to do is break up a fish fight.extremely cheap fish tanks Not to worry — we won’t leave you high and dry in the fish aisle. where to buy wholesale fish tanksWe went straight to the experts to find out which fish are the most no-fuss.extremely cheap fish tanks These are the simplest fish to keep.betta fish tank nitrogen cycle

Image: KidStock/Brand X Pictures/Getty imagesAccording to Nick Saint-Erne, D.V.M., Certified Aquatic Veterinarian, resident PetSmart veterinarian, the easiest and most popular starter fish is the Betta. They’re the only fish that don’t require a filter or heater and can be kept in small bowls. betta fish tank temperatureThe only real maintenance you’ll face with these guys is a 25 percent water change once a week.fish tank siphon youtube More: How to grow a lily in your fish bowl Bettas have gotten a bad rep, as their nickname, "the fighting fish" suggests. While it’s true you can’t house more than one male betta in the same tank, that doesn’t mean they have to live solitary lives. "They can be kept with other similar-sized fish of different species in a larger aquarium," says Saint-Erne.