Freshwater Fish

Paradise fish

Paradise fish (Macropodus opercularis): Care Guide

Paradise Fish, also known as paradise gourami, is a species of freshwater fish native to the waters of Asia. They are known for their beautiful red and blue stripes, making them an appealing choice for aquarium owners. But that choice is quickly questioned when they learn just how aggressive paradise fish can be. Despite their aggressive nature, some people may still want to try their hand at keeping them in a tank, maybe with delusions about being able to tame them. Should you wish to be one of those people, you should follow this guide closely, as paradise fish aren’t too hard to keep.

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Black Ghost Knife Fish

Black Ghost Knife Fish (Apteronotus albifrons): Care Guide

Black Ghost Knife Fish (Apteronotus albifrons) is an interesting aquarium fish that originates in South America. They have an long body that is shaped like a knife. They will grow to a significant size, but they are agile fish that are able to maneuver around objects in the tank. They will live a long time as well, if they are well taken care of. As a nocturnal fish, they will feed primarily at night. This fish possesses an electrical organ, which helps them locate their food.

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Peacock Eel

Peacock Eel (Macrognathus siamensis): Care Guide

The body of the Peacock Eel (Macrognathus siamensis) is elongated and has a pointed snout. The dorsal and anal fins are both prolonged to the caudal fin, which is a tiny fin. These fish can reach a length of over 12 inches (30 cm) and live for 8 to 18 years.

The Peacock Eel’s main color is light brown, with a thin pale yellow stripe extending from the eye to the tail’s base. They’re most commonly seen buried in the soft substrate with only their heads peeking out on the bottom of slow-moving or motionless waters. These locations are frequently densely forested.

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Flying Fox Fish

Flying Fox Fish (Epalzeorhynchos kalopterus): Ultimate Care Guide

Flying Fox Fish can be seen at the bottoms of fast-moving freshwater currents of Indonesia (The Greater Sunda Islands, specifically Borneo, Java, and Sumatra), Peninsular Malaysia/Thailand, and Singapore. Flying Fox Fish migrate seasonally to forested areas and bottomlands during the rainy season, however, this has been disturbed due to urbanisation and habitat destruction. In the last few decades, their populations have depleted significantly and their distribution means wild-caught specimens are unobtainable.

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Clown Killifish

Clown Killifish: Care, Size, Breeding & Tank Mates

Clown Killifish are one of the most social species of fish; they’re also extremely curious. When you walk past the tank, they’ll often swim close to the glass to see what’s going on. Their colorful pattern and upbeat demeanor will quickly make them a favorite in your tank. Killifish comes from the Dutch word for a channel, which makes sense because they’re found in slow-moving streams, or swamps in Africa.

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Odessa Barb

Odessa Barb: Care, Size, Tank Mates, Aggression & Lifespan

The Odessa Barb, scientifically known as the Pethia padamya, is an omnivorous freshwater tropical fish native to South East Asia and the Himalayas. This fish can be found in countries such as China, India, Nepal, and Thailand in shallow freshwater streams. This vibrant Barb has been given the name Scarlett Barb due to its iridescent colorful scales that scatter its body. The Odessa Barb is so well known and loved for its silly playful nature and zipping all around its tank.

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Least Killifish

Least Killifish (Heterandria Formosa): Care Guide

Least Killifish (Heterandria Formosa) is also known as the little killifish, dwarf topminnow, or midget livebearer. It is a fish species native to the southern United States. Coming from the Poeciliidae family, this fish is one of the smallest fish worldwide, and it is in fact the smallest fish that is native to North America. It is one of the few fish that is endemic to the North America. Although they are not the most colorful fish in the aquarium hobby, it is a unique fish that is very interesting to keep. They are calm and docile fish that can breed in your home aquarium.

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Rainbow Shark (Epalzeorhynchos frenatum)

Rainbow Shark: Care, Size, Tank Mates, Tank Size & Food

Rainbow Sharks are incredibly sensitive and aquarists must be vigilant when it comes to ensuring their water quality remains superb. This species can easily become distressed if water parameters drop or spike without warning, making the Rainbow Shark even more aggressive, which can be a problem if it lives in a community tank. Rainbow Sharks need well-oxygenated, soft water that mimics its native habitat, therefore a hardness level of 3 to 14 dKH is ideal. As a general rule, a pH between 6 to 8 is best, however hobbyists should aim for the middle of this range. Ammonia and Nitrite levels must be kept at 0 ppm, because even 2ppm can cause disease and stress for Rainbow Sharks. Nitrate levels should never exceed 20ppm. Their water ought to remain clean, with weekly cycles of 20% to 30%.

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Leopard Puffer

Leopard Puffer Fish Care (Dichotomyctere nigroviridis)

Leopard Puffer Fish (Dichotomyctere nigroviridis), also known as Green Spotted Puffer, have a yellow green body with a whitish cream colored belly. Their bodies have different shaped and sized black spots on them. They become more brightly colored as they mature. They have a rounded shaped body, with large eyes. Their eyes have a brilliantly yellow colored middle. They have tiny mouths, with teeth inside. These teeth grow very quickly, and will require you to physically clip them from time to time so that they do not become overgrown. It is easier to tell the males from the females once they have matured. The male Leopard Puffer will have darker markings on his body, and the female will have a more rounded appearance.

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