

In poor tank conditions or stressful environments, neon tetras are prone to several common aquarium diseases: Neon Tetra Disease Add neon tetras to a fully-mature tank to ensure the fish thrive in their environment. Substrate: Sand, rocks, pebbles Tank setup: Floating plants, caves Acidity: 6.0–7.0 pH Water hardness: 2–10 dkH Filter: Helpful because filters aerate the water and reduce the risk of disease, but not necessary because neon tetras survive without filtration Bubbler: No, as long as you have enough plants and a filter, which will do enough work without a bubbler Lighting: No, neon tetras prefer dark environments Water heater: Yes, to ensure a consistent tropical water temperatureĪlthough neon tetras adapt well to tank environments, you shouldn’t add neon tetras to a startup tank because the fish don’t tolerate changes to the water chemistry. The ideal tank conditions for neon tetras are: Water type: Hard, freshwater Tank size: Minimum 10 gallons, and one extra gallon of water for every additional fish Water temperature: 70–81☏ Males also have flatter bellies than females and straight blue stripes, while females have blue stripes that curve upward because of the female’s rounded body shape. Male neon tetras are typically brighter in color than females. Black neon tetras – these fish have silver bodies and a vertical black stripe that runs from behind the eye to the tail.Golden neon tetras – these fish look like albino neon tetras but have more coloration than the albino fish.Diamond head neon tetras –the fish look like wild neon tetras but have diamond-shaped heads.Albino neon tetras – unique for their pale white bodies and pink eyes.Longfin neon tetras – this species has fins nearly double the length of the wild neon tetra’s.The body of a neon tetra is narrow and torpedo-shaped, and the fish’s fins and tail are compact, translucent, and pointed.īreeders have introduced different types of neon tetras, which can only be found in captivity. Neon tetras have bright blue heads and backs, with a deep blue stripe from the eye to the tail and an iridescent red stripe on each side of their bodies. Colors, Patterns, Fins, and Sex Differences Neon tetras are calm, peaceful fish and are rarely aggressive in a peaceful community tank setup. Neon tetras are vivid blue with a thick red line from the belly to the tail. Imperial Tropicals sells neon tetras in groups of three, 10, 25, and 50 Appearance & Behavior.LiveAquaria sells neon tetras and a couple of neon tetra variations, including black neon tetras.
