Cory catfish need a filter to survive in a freshwater fish tank. Cory catfish are tropical freshwater fish that needs clean, clear, fresh water to live optimum lives. Denying cory catfish a tank filter will result in various issues, including a short lifespan. Tank filters remove toxins such as ammonia and nitrate from the water. … Read more
No, guppies don’t need a filter. They can survive in a garden pond or a filterless aquarium provided the tank is mature, has lots of plants, and the tank is stocked very low. While they don’t need a filter, we strongly recommend one for all but the most advanced fish keepers. Preparing a new tank … Read more
The filtration system is arguably the most important component in an aquarium. It is responsible for removing dangerous elements, particles and compounds from the water in order to keep your fish safe. However, filtration is complicated. There are several types of filtration and several types of filters each with some positives and negatives. This article … Read more