Otocinclus Catfish, or Ottos, are commonly called a “suckerfish”.Īlthough they are catfish, they are different from what people expect as they hear “catfish” since they do not share whiskers on the front of their faces. They tend to be most active during the nighttime hours, while they stay hidden during the daytime. Besides, these fish love having flowing water and will constantly stay near the outlet on your filter. Any place where they can eat plants and algae in your aquarium is an ideal environment. If you’re searching for a housekeeper pulling their weight, you should choose this type.īristlenose Plescostomus love being surrounded by plants. They spend most time of the day slowly swimming from spot to spot, clearing up algae as they move. Plecos are one of the most popular algae-eaters for freshwater tanks. You’ll want to keep them far away from aggressive fish, like Cichlids, as the docile Pleco might find itself under continuous pressure. It is a comparatively laid-back fish that are slow-swimming and get along with most other fish in your aquarium. If you’re keeping a 10-gallon fish tank and want to add bottom feeders, Bristlenose Plecostomus is a perfect choice. Bristlenose Plecostomus Bristlenose Plecostomus Whereas, for others, the flat ventral region is not that severe, such as koi.Īnd obviously, there are a number of species between these two extremes, like cory cats Best Bottom Feeder Fish to Add to Your Aquarium 1. In some bottom feeders, such as Chinese hillstream stingrays and loaches, their ventral region is so flattened that the fish is not like a fish at all. They get a flattened ventral region that helps them rest and swim along the bottom with ease. Many bottom feeder fish feature a common body shape. With this mouth, they even can stay in place to feed if they are in fast-moving waters. Their mouths are round and similar to a suction cup. Some types of bottom feeder fish have significantly specialized mouths, such as oto cats and plecos, that help them latch onto surfaces, and scrape biofilm and algae. Therefore, if just the outside of the mouth reaches something edible, the fish can taste it and seek it. They are sensitive to touch and have tasting cells, almost similar to a tongue.
BarbelsĪ lot of bottom-feeder fish contain barbels and fleshy whiskers that grow on or close to their mouths. That enables the fish to root around in the substrate for delicious treats but still keep their eyes watching out for predators. They have an inferior mouth that is located more towards the bottom of the fish’s body and is often pointed downwards. Inferior Mouthīottom feeder fish have developed specialized traits that allow them to survive at or close to the substrate. Meanwhile, there are some herbivores that prefer algae and other plant materials. Some are scavengers that usually consume dead fish and inverts. Rather than catching food from the surface or midwater, bottom feeders forage their food along the substrate. What is The Physiology of Bottom Feeder Fish?Īs their name implies, bottom-feeder fish mainly live and eat at the bottom of the tank. Regardless of what your setup is, you will certainly come up with several fish that are a great fit for you. We’ve compiled a list of the most amazing fish species for you to consider. So what are the best bottom feeder fish to add to your tank? These fish are a ton of fun to observe and can even help improve the water quality of your aquarium.
Bottom feeder fish swim and feed on the lower section of the tank, where they can provide a stunning addition of life and color. As usual, you will want to have a proper spread of fish in your aquarium, including surface feeder, mid-water feeder fish, and bottom feeder fish.
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